NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-25 T15:21:14 PDT
Help | Comment | NED Home

Diameter data point(s) for object NGC 2007

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 K_s (2MASS isophotal)
20032MASX.C.......:
21.1 (a) arcsec ... ... 0.500 (b/a) ... ... ... 90
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 42.20 ... 0.50 0.50 0.60 60 90
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
43.6 (a) arcsec ... ... 0.500 (b/a) ... ... ... 90
[J2000]
Diameter for "total" magnitude 1.38E+14 87.20 ... 0.50 0.50 0.60 60 90
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
2.00 arcmin 0.70 arcmin ... ... ... ... 83
[B1950]
About 25.5 B-mag arcsec^-2^ 6.81E+14 120.00 ... 0.35 0.65 0.78 70 83
[J2000]
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
86.10 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 86.10 ... 0.35 0.65 0.78 70 83
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
103.51 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 103.51 ... 0.35 0.65 0.78 70 83
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
116.14 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 116.14 ... 0.35 0.65 0.78 70 83
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
56.89 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
70% total B light 6.81E+14 56.89 ... 0.35 0.65 0.78 70 83
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
66.07 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
80% total B light 6.81E+14 66.07 ... 0.35 0.65 0.78 70 83
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
81.28 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
90% total B light 6.81E+14 81.28 ... 0.35 0.65 0.78 70 83
[J2000]
10 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
43.15 arcsec ... ... 2.86 (a/b) ... ... ... 83.00
[B1950]
50% total B light, major dia. 6.81E+14 43.15 ... 0.35 0.65 0.78 70 83
[J2000]
11 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
28.84 arcsec ... ... ... ... ... ... ... 50% total B light, aperture 6.81E+14 28.84 ... ... ... ... ... ...
12 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
15.89 arcsec ... ... ... ... ... ... ... B disk exp. scale length 6.81E+14 15.89 ... ... ... ... ... ...
13 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
25.55 arcsec ... ... 2.92 (a/b) ... ... ... 78.68
[B1950]
B exponential scale length 6.81E+14 25.55 ... 0.34 0.66 0.79 70 79
[J2000]
14 ESO-LV IIIa-F
1989ESOLV.C...0000L
21.48 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 21.48 ... ... ... ... ... ...
15 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.24 log(2a) + 1 ... ... 0.47
log(a/b)
0.04 ... ... 83
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 104.30 10.10 0.34 0.66 0.79 70 83
[J2000]
16 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.82 log(2a) + 1 ... ... ... 0.02 ... ... ... ... 6.81E+14 39.60 1.90 ... ... ... ... ...
17 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.24 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 104.30 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J05345917-5055181       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 21.1       arcsec               2a = 42.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 21.10 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.500                         b/a = 0.50
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.50
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.60
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 60 deg
Position Angle [Equinox]      :   90   deg [J2000]                  90 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          : 83.746529       -50.921684    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J05345917-5055181 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 43.6 arcsec 2a = 87.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 43.60 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.500 b/a = 0.50 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.50 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.60 Uncertainty : ... ... Cos-1(b/a) : ... 60 deg Position Angle [Equinox] : 90 deg [J2000] 90 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 : 83.746529 -50.921684 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 204- G 019 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 2.00 arcmin 2a = 120.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.70 arcmin 2b = 42.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83 deg [B1950] 83 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 : 053347. -505712. (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 86.10 arcsec 2a = 86.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 246.00 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 103.51 arcsec 2a = 103.51 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 295.74 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 116.14 arcsec 2a = 116.14 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 331.83 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 56.89 arcsec 2a = 56.89 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 162.54 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 66.07 arcsec 2a = 66.07 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 188.77 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 81.28 arcsec 2a = 81.28 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 232.23 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 43.15 arcsec 2a = 43.15 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 123.29 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.86 b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83.00 deg [B1950] 83 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 28.84 arcsec 2a = 28.84 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 15.89 arcsec 2a = 15.89 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 25.55 arcsec 2a = 25.55 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 74.49 arcsec Uncertainty : ... ... Axis Ratio : a/b = 2.92 b/a = 0.34 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 78.68 deg [B1950] 79 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 : 83.445831 -50.953335 (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 2040190 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 21.48 arcsec 2a = 21.48 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 : 83.445831 -50.953335 (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 204- G 019 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.24 2a = 104.30 arcsec Uncertainty : 0.04 10.10 arcsec Minor Axis (2b) : ... 2b = 35.36 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.47 b/a = 0.34 Uncertainty : 0.04 0.03 Ellipticity : ... 1 - b/a = 0.66 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.79 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 83 deg [J2000] 83 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 : 053459.0 -505520. (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 204- G 019 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.82 2a = 39.60 arcsec Uncertainty : 0.02 1.90 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 : 053459.0 -505520. (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 204- G 019 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.24 2a = 104.30 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 : 053459.0 -505520. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

Back to NED Home