NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-19 T18:06:13 PDT
Help | Comment | NED Home

Diameter data point(s) for object NGC 2835

Diameter Data --- Published and Homogenized (arcsec) Units

  Published UnitsHomogenized Units
No.Observed Passband
REFCODE
Major Axis
(2a)
Major Axis UnitsMinor Axis
(2b)
Minor Axis UnitsAxis Ratio (b/a)Major Axis Unc.Ellipticity
(1 - b/a)
Eccentricity
[(a/b)2-1]/
[(a/b)2+1]
Position Angle
(deg)
[published]
Reference LevelFrequency (Hz)Major Axis
(2a)
(arcsec)
Major Axis Unc.Axis Ratio (b/a)Ellipticity
(1 - b/a)
Eccentricity
[(a/b)2-1]/
[(a/b)2+1]
cos-1(b/a)
(deg)
Position Angle
(deg)
[J2000]
1 POSS1 103a-O
1968MCG4..C...0000V
1.80 arcmin 1.10 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 108.00 ... 0.61 0.39 0.46 52 ...
2 POSS1 103a-O
1968MCG4..C...0000V
6.00 arcmin 3.30 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 360.00 ... 0.55 0.45 0.54 57 ...
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
9.00 arcmin 6.50 arcmin ... ... ... ... 8
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 540.00 ... 0.72 0.28 0.31 44 8
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
380.19 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 380.19 ... 0.72 0.28 0.31 44 8
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
451.86 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 451.86 ... 0.72 0.28 0.31 44 8
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
530.88 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 530.88 ... 0.72 0.28 0.31 44 8
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
266.07 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
70% total B light 6.81E+14 266.07 ... 0.72 0.28 0.31 44 8
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
312.61 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
80% total B light 6.81E+14 312.61 ... 0.72 0.28 0.31 44 8
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
384.59 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
90% total B light 6.81E+14 384.59 ... 0.72 0.28 0.31 44 8
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
194.98 arcsec ... ... 1.38 (a/b) ... ... ... 8.00
[B1950]
50% total B light, major dia. 6.81E+14 194.98 ... 0.72 0.28 0.31 44 8
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
162.18 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 162.18 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
72.75 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 72.75 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
99.16 arcsec ... ... 1.46 (a/b) ... ... ... 167.44
[B1950]
B exponential scale length 6.81E+14 99.16 ... 0.69 0.31 0.36 47 168
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
55.15 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 55.15 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.82 log(2a) + 1 ... ... 0.18
log(a/b)
0.01 ... ... 8
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 396.40 9.20 0.66 0.34 0.39 49 8
[J2000]
16 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
1.44 log(2a) + 1 ... ... ... 0.03 ... ... ... ... 6.81E+14 165.30 11.80 ... ... ... ... ...
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.86 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 434.70 ... ... ... ... ... ...
18 K_s (LGA/2MASS isophotal)
2003AJ....125..525J
91.3 (a) arcsec ... ... 0.870 (b/a) ... ... ... -22.0
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 182.60 ... 0.87 0.13 0.14 30 158
[J2000]
19 K_s (LGA/2MASS "total")
2003AJ....125..525J
170.4 (a) arcsec ... ... 0.870 (b/a) ... ... ... -22.0
[J2000]
Diameter for "total" magnitude 1.38E+14 340.80 ... 0.87 0.13 0.14 30 158
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1968MCG4..C...0000V
Published Object Name         : MCG -04-22-008                
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 1.80       arcmin                   2a = 108.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  1.10      arcmin              2b = 66.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.61
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.39
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.46
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 52 deg
Position Angle [Equinox]      : ...                                 ...
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : Intermed. surface brightness  
Frequency                     : 4050         A                      7.40E+14 Hz
Frequency Mode                : Broad-band detector (e.g. photographic plate)

Measurement Mode               
    Detector Type             : Photographic plate, print, or film
    Fitting Technique         : Eye estimate
    Measured Quantity         : "Inner" diameter
Coordinates Targeted          : 091542          -2209    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 1968MCG4..C...0000V Published Object Name : MCG -04-22-008 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 6.00 arcmin 2a = 360.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 3.30 arcmin 2b = 198.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.55 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.45 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.54 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Intermed. surface brightness Frequency : 4050 A 7.40E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : "Outer" diameter Coordinates Targeted : 091542 -2209 (B1950) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 564- G 035 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 9.00 arcmin 2a = 540.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 6.50 arcmin 2b = 390.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : About 25.5 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : "Outer" diameter Coordinates Targeted : 091537. -220842. (B1950) Qualifiers : From new, raw data NED Comment : Diameters flagged uncertain.
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 380.19 arcsec 2a = 380.19 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 526.58 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 5 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 451.86 arcsec 2a = 451.86 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 625.84 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 26.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 6 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 530.88 arcsec 2a = 530.88 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 735.29 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 27.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 7 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 266.07 arcsec 2a = 266.07 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 368.52 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 70% total B light Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 8 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 312.61 arcsec 2a = 312.61 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 432.98 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 80% total B light Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 9 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 384.59 arcsec 2a = 384.59 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 532.67 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 90% total B light Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Isophotal diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 10 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 194.98 arcsec 2a = 194.98 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 270.06 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.38 b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 8.00 deg [B1950] 8 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 50% total B light, major dia. Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Half-light ("effective") diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 11 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 162.18 arcsec 2a = 162.18 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 50% total B light, aperture Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Half-light ("effective") diameter Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Circular aperture
No. 12 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 72.75 arcsec 2a = 72.75 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : B disk exp. scale length Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 13 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 99.16 arcsec 2a = 99.16 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 144.55 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.46 b/a = 0.69 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.31 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.36 Uncertainty : ... ... Cos-1(b/a) : ... 47 deg Position Angle [Equinox] : 167.44 deg [B1950] 168 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : B exponential scale length Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Elliptical isophote
No. 14 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5640350 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 55.15 arcsec 2a = 55.15 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : R exponential scale length Frequency : 6400 A 4.68E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Microphotometer scan of photographic plate or film Measured Quantity : Scale length Coordinates Targeted : 138.904160 -22.145000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : From fits to surf. brightness in octants
No. 15 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 564- G 035 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.82 2a = 396.40 arcsec Uncertainty : 0.01 9.20 arcsec Minor Axis (2b) : ... 2b = 262.02 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.18 b/a = 0.66 Uncertainty : 0.02 0.03 Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 8 deg [J2000] 8 deg [J2000] Uncertainty : ... ... Significance : Mean error Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 091753.0 -222120. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 16 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 564- G 035 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 1.44 2a = 165.30 arcsec Uncertainty : 0.03 11.80 arcsec Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Mean error Diameter Reference Level : ... Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 091753.0 -222120. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 17 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 564- G 035 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.86 2a = 434.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : Isophotal diameter Coordinates Targeted : 091753.0 -222120. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 18 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 2835 Frequency Targeted : K_s (LGA/2MASS isophotal) Major Axis (2a) : a = 91.3 arcsec 2a = 182.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 158.86 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.870 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : -22.0 deg [J2000] 158 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 20.0 K-mag arcsec^-2^ Frequency : 2.17 microns 1.38E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Ellipse fitting to image Measured Quantity : Isophotal diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 139.470444 -22.354679 (J2000) Qualifiers : From new, raw data NED Comment :
No. 19 Published Units: Homogenized Units: Reference Code : 2003AJ....125..525J Published Object Name : NGC 2835 Frequency Targeted : K_s (LGA/2MASS "total") Major Axis (2a) : a = 170.4 arcsec 2a = 340.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 296.50 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.870 b/a = 0.87 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.13 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.14 Uncertainty : ... ... Cos-1(b/a) : ... 30 deg Position Angle [Equinox] : -22.0 deg [J2000] 158 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Diameter for "total" magnitude Frequency : 2.17 microns 1.38E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Ellipse fitting to image Measured Quantity : Isophotal diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 139.470444 -22.354679 (J2000) Qualifiers : From new, raw data NED Comment :

Back to NED Home