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Date and Time of the Query: 2018-12-14 T12:11:05 PST
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Diameter data point(s) for object NGC 2484

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
1973UGC...C...0000N
1.30 arcmin 0.80 arcmin ... ... ... ... 145
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 78.00 ... 0.61 0.39 0.45 52 145
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
30.2 (a) arcsec ... ... 0.780 (b/a) ... ... ... -30
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 60.40 ... 0.78 0.22 0.24 39 150
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
50.3 (a) arcsec ... ... 0.780 (b/a) ... ... ... -30
[J2000]
Diameter for "total" magnitude 1.38E+14 100.60 ... 0.78 0.22 0.24 39 150
[J2000]
4 POSS1 103a-O
1964MCG2..C...0000V
0.30 arcmin 0.25 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 18.00 ... 0.83 0.17 0.18 34 ...
5 POSS1 103a-O
1964MCG2..C...0000V
0.40 arcmin 0.40 arcmin ... ... ... ... ... Low surface brightness 7.40E+14 24.00 ... 1.00 0.00 0.00 0 ...
6 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
0.97 log(2a) + 1 ... ... 0.09
log(a/b)
0.13 ... ... 145
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 56.00 19.50 0.81 0.19 0.20 36 145
[J2000]
7 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
0.82 log(2a) + 1 ... ... ... 0.06 ... ... ... ... 6.81E+14 39.60 5.90 ... ... ... ... ...
8 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.98 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 57.30 ... ... ... ... ... ...
9 r (SDSS Isophotal)
2004SDSS2.C...0000:
52.35 (a) arcsec 31.92 arcsec ... ... ... ... 144.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 104.70 ... 0.61 0.39 0.46 52 145
[J2000]
10 r (SDSS Petrosian)
2004SDSS2.C...0000:
10.83 (a) arcsec ... ... ... 0.33 ... ... ... ... 4.77E+14 21.67 0.66 ... ... ... ... ...
11 r (SDSS de Vaucouleurs)
2004SDSS2.C...0000:
5.70 (a) arcsec ... ... 0.691 (b/a) 0.03 ... ... 144.8
[J2000]
... 4.77E+14 11.41 0.06 0.69 0.31 0.35 46 145
[J2000]
12 r (SDSS Exponential)
2004SDSS2.C...0000:
4.21 (a) arcsec ... ... 0.638 (b/a) 0.01 ... ... 144.4
[J2000]
... 4.77E+14 8.42 0.02 0.64 0.36 0.42 50 144
[J2000]
13 r (SDSS Isophotal)
2007SDSS6.C...0000:
52.35 (a) arcsec 31.92 arcsec ... ... ... ... 144.5
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 104.70 ... 0.61 0.39 0.46 52 145
[J2000]
14 r (SDSS Petrosian)
2007SDSS6.C...0000:
10.83 (a) arcsec ... ... ... 0.328 ... ... ... ... 4.77E+14 21.67 0.66 ... ... ... ... ...
15 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
5.7044 (a) arcsec ... ... 0.691 (b/a) 0.031 ... ... 144.8
[J2000]
... 4.77E+14 11.41 0.06 0.69 0.31 0.35 46 145
[J2000]
16 r (SDSS Exponential)
2007SDSS6.C...0000:
4.2087 (a) arcsec ... ... 0.638 (b/a) 0.012 ... ... 144.4
[J2000]
... 4.77E+14 8.42 0.03 0.64 0.36 0.42 50 144
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 04125                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 1.30       arcmin                   2a = 78.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  0.80      arcmin              2b = 48.00 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] = 0.45
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 52 deg
Position Angle [Equinox]      : 145    deg [B1950]                  145 deg [J2000]
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : About 25.0 B-mag arcsec^-2^   
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          : 075506.         +375500.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   : Diameters flagged uncertain.            

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J07582810+3747121 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 30.2 arcsec 2a = 60.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 47.11 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : -30 deg [J2000] 150 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 : 119.617119 37.786655 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J07582810+3747121 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 50.3 arcsec 2a = 100.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 78.47 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : -30 deg [J2000] 150 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 : 119.617119 37.786655 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-18-004 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.30 arcmin 2a = 18.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.25 arcmin 2b = 15.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.83 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.17 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.18 Uncertainty : ... ... Cos-1(b/a) : ... 34 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Very high 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 : 075506 +3755 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-18-004 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.40 arcmin 2a = 24.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.40 arcmin 2b = 24.00 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 : Low 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 : 075506 +3755 (B1950) Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 04125 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 0.97 2a = 56.00 arcsec Uncertainty : 0.13 19.50 arcsec Minor Axis (2b) : ... 2b = 45.53 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.09 b/a = 0.81 Uncertainty : 0.05 0.10 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 36 deg Position Angle [Equinox] : 145 deg [J2000] 145 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 : 075828.1 +374713. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 04125 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 0.82 2a = 39.60 arcsec Uncertainty : 0.06 5.90 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 : 075828.1 +374713. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 8 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 04125 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.98 2a = 57.30 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 : 075828.1 +374713. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 9 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J075828.11+374711.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 52.35 arcsec 2a = 104.70 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 31.92 arcsec 2b = 63.84 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] : 144.5 deg [J2000] 145 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 mag arcsec^-2^ Frequency : 6290 A 4.77E+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 : 119.6171265 37.7866287 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 10 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J075828.11+374711.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 10.83 arcsec 2a = 21.67 arcsec Uncertainty : 0.33 arcsec 0.66 arcsec Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Profile fitting to image Measured Quantity : See comments Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171265 37.7866287 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 11 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J075828.11+374711.9 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 5.70 arcsec 2a = 11.41 arcsec Uncertainty : 0.03 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 7.88 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.691 b/a = 0.69 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.31 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.35 Uncertainty : ... ... Cos-1(b/a) : ... 46 deg Position Angle [Equinox] : 144.8 deg [J2000] 145 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+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 : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171265 37.7866287 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 12 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J075828.11+374711.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 4.21 arcsec 2a = 8.42 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 5.37 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.638 b/a = 0.64 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.36 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.42 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : 144.4 deg [J2000] 144 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+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 : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171265 37.7866287 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 13 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J075828.11+374711.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 52.35 arcsec 2a = 104.70 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 31.92 arcsec 2b = 63.84 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] : 144.5 deg [J2000] 145 deg [J2000] Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 mag arcsec^-2^ Frequency : 6290 A 4.77E+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 : 119.6171326417 37.7866295684 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 14 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J075828.11+374711.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 10.83 arcsec 2a = 21.67 arcsec Uncertainty : 0.328 arcsec 0.66 arcsec Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Maps (e.g., 2MASS, VLA, Sloan) Fitting Technique : Profile fitting to image Measured Quantity : See comments Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171326417 37.7866295684 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 15 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J075828.11+374711.8 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 5.7044 arcsec 2a = 11.41 arcsec Uncertainty : 0.031 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 7.88 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.691 b/a = 0.69 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.31 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.35 Uncertainty : ... ... Cos-1(b/a) : ... 46 deg Position Angle [Equinox] : 144.8 deg [J2000] 145 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+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 : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171326417 37.7866295684 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 16 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J075828.11+374711.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 4.2087 arcsec 2a = 8.42 arcsec Uncertainty : 0.012 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 5.37 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.638 b/a = 0.64 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.36 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.42 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : 144.4 deg [J2000] 144 deg [J2000] Uncertainty : ... ... Significance : Based on count statistics only Diameter Reference Level : ... Frequency : 6290 A 4.77E+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 : Half-light ("effective") diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : 119.6171326417 37.7866295684 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius

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