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Date and Time of the Query: 2019-03-24 T00:26:57 PDT
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Diameter data point(s) for object NGC 1119

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.......:
7.7 (a) arcsec ... ... 0.860 (b/a) ... ... ... -20
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 15.40 ... 0.86 0.14 0.15 31 160
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
15.7 (a) arcsec ... ... 0.860 (b/a) ... ... ... -20
[J2000]
Diameter for "total" magnitude 1.38E+14 31.30 ... 0.86 0.14 0.15 31 160
[J2000]
3 ESO-Uppsala "Quick Blue" IIa-O
1982ESOU..C...0000L
0.30 arcmin 0.30 arcmin ... ... ... ... ... About 25.5 B-mag arcsec^-2^ 6.81E+14 18.00 ... 1.00 0.00 0.00 0 ...
4 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
26.30 arcsec ... ... 1.34 (a/b) ... ... ... 174.79
[B1950]
25.0 B-mag arcsec^-2^ 6.81E+14 26.30 ... 0.75 0.25 0.28 42 175
[J2000]
5 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
31.26 arcsec ... ... 1.34 (a/b) ... ... ... 174.79
[B1950]
26.0 B-mag arcsec^-2^ 6.81E+14 31.26 ... 0.75 0.25 0.28 42 175
[J2000]
6 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
... ... ... ... 1.337 (a/b) ... ... ... 174.79
[B1950]
27.0 B-mag arcsec^-2^ 6.81E+14 ... ... 0.75 0.25 0.28 42 175
[J2000]
7 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
12.02 arcsec ... ... 1.34 (a/b) ... ... ... 174.79
[B1950]
80% total B light 6.81E+14 12.02 ... 0.75 0.25 0.28 42 175
[J2000]
8 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
16.03 arcsec ... ... 1.34 (a/b) ... ... ... 174.79
[B1950]
90% total B light 6.81E+14 16.03 ... 0.75 0.25 0.28 42 175
[J2000]
9 ESO-LV "Quick Blue" IIa-O
1989ESOLV.C...0000L
0.66 arcsec ... ... 1.34 (a/b) ... ... ... 174.79
[B1950]
B exponential scale length 6.81E+14 0.66 ... 0.75 0.25 0.28 42 175
[J2000]
10 ESO-LV IIIa-F
1989ESOLV.C...0000L
1.64 arcsec ... ... ... ... ... ... ... R exponential scale length 4.68E+14 1.64 ... ... ... ... ... ...
11 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.70 log(2a) + 1 ... ... 0.07
log(a/b)
0.06 ... ... 0
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 30.10 4.50 0.85 0.15 0.16 32 0
[J2000]
12 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.69 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 29.40 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J02481708-1759154       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 7.7        arcsec               2a = 15.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 13.24 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.860                         b/a = 0.86
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.14
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.15
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 31 deg
Position Angle [Equinox]      :  -20   deg [J2000]                  160 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          : 42.071178       -17.987610    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J02481708-1759154 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 15.7 arcsec 2a = 31.30 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 26.92 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.860 b/a = 0.86 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.14 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.15 Uncertainty : ... ... Cos-1(b/a) : ... 31 deg Position Angle [Equinox] : -20 deg [J2000] 160 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 : 42.071178 -17.987610 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 1982ESOU..C...0000L Published Object Name : ESO 546- G 024 Frequency Targeted : ESO-Uppsala "Quick Blue" IIa-O Major Axis (2a) : 0.30 arcmin 2a = 18.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.30 arcmin 2b = 18.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 1.00 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.00 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.00 Uncertainty : ... ... Cos-1(b/a) : ... 0 deg Position Angle [Equinox] : ... ... 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 : 024558. -181142. (B1950) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 26.30 arcsec 2a = 26.30 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 35.16 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.34 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.491665 -18.195000 (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 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 31.26 arcsec 2a = 31.26 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 41.79 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.34 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.491665 -18.195000 (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 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis : ... ... Uncertainty : ... ... Minor Axis (2b) : ... 2b = -1335.56 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.337 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.49166 -18.19500 (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 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 12.02 arcsec 2a = 12.02 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 16.07 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.34 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.491665 -18.195000 (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 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 16.03 arcsec 2a = 16.03 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 21.43 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.34 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.491665 -18.195000 (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 5460240 Frequency Targeted : ESO-LV "Quick Blue" IIa-O Major Axis (2a) : 0.66 arcsec 2a = 0.66 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 0.88 arcsec Uncertainty : ... ... Axis Ratio : a/b = 1.34 b/a = 0.75 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 42 deg Position Angle [Equinox] : 174.79 deg [B1950] 175 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 : 41.491665 -18.195000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 10 Published Units: Homogenized Units: Reference Code : 1989ESOLV.C...0000L Published Object Name : ESO-LV 5460240 Frequency Targeted : ESO-LV IIIa-F Major Axis (2a) : 1.64 arcsec 2a = 1.64 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 : 41.491665 -18.195000 (B1950) Qualifiers : From new, raw data; Corrected for contaminating sources NED Comment : Derived scale length < 2" mean ESO-B PSF
No. 11 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 546- G 024 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.70 2a = 30.10 arcsec Uncertainty : 0.06 4.50 arcsec Minor Axis (2b) : ... 2b = 25.62 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.07 b/a = 0.85 Uncertainty : 0.03 0.06 Ellipticity : ... 1 - b/a = 0.15 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.16 Uncertainty : ... ... Cos-1(b/a) : ... 32 deg Position Angle [Equinox] : 0 deg [J2000] 0 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 : 024817.2 -175915. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 12 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : ESO 546- G 024 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.69 2a = 29.40 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 : 024817.2 -175915. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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