NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-25 T00:20:20 PDT
Help | Comment | NED Home

Diameter data point(s) for object SDSS J104030.60+312336.4

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 r (SDSS Isophotal)
2007SDSS6.C...0000:
2.93 (a) arcsec 2.17 arcsec ... ... ... ... 96.2
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 5.86 ... 0.74 0.26 0.29 42 96
[J2000]
2 r (SDSS Petrosian)
2007SDSS6.C...0000:
0.98 (a) arcsec ... ... ... 0.048 ... ... ... ... 4.77E+14 1.97 0.10 ... ... ... ... ...
3 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
0.6849 (a) arcsec ... ... 0.750 (b/a) 0.116 ... ... 92.1
[J2000]
... 4.77E+14 1.37 0.23 0.75 0.25 0.28 41 92
[J2000]
4 r (SDSS Exponential)
2007SDSS6.C...0000:
0.4374 (a) arcsec ... ... 0.806 (b/a) 0.052 ... ... 93.0
[J2000]
... 4.77E+14 0.88 0.10 0.81 0.19 0.21 36 93
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2007SDSS6.C...0000:
Published Object Name         : SDSS J104030.60+312336.4      
Frequency Targeted            : r (SDSS Isophotal)            
Major Axis (2a)               : a = 2.93       arcsec               2a = 5.86 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : b =       2.17 arcsec               2b = 4.34 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.74
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.26
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.29
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 42 deg
Position Angle [Equinox]      :   96.2 deg [J2000]                  96 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          : 160.1275232912  31.3934703703    (J2000)
Qualifiers                    : From new, raw data; DIA_MAJ or DIA_MIN modified from
                               published data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J104030.60+312336.4 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 0.98 arcsec 2a = 1.97 arcsec Uncertainty : 0.048 arcsec 0.10 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 : 160.1275232912 31.3934703703 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J104030.60+312336.4 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 0.6849 arcsec 2a = 1.37 arcsec Uncertainty : 0.116 arcsec 0.23 arcsec Minor Axis (2b) : ... 2b = 1.03 arcsec Uncertainty : ... 0.03 Axis Ratio : b/a = 0.750 b/a = 0.75 Uncertainty : 0.146 0.15 Ellipticity : ... 1 - b/a = 0.25 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.28 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : 92.1 deg [J2000] 92 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 : 160.1275232912 31.3934703703 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 4 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J104030.60+312336.4 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.4374 arcsec 2a = 0.88 arcsec Uncertainty : 0.052 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 0.71 arcsec Uncertainty : ... 0.01 Axis Ratio : b/a = 0.806 b/a = 0.81 Uncertainty : 0.111 0.11 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.21 Uncertainty : ... ... Cos-1(b/a) : ... 36 deg Position Angle [Equinox] : 93.0 deg [J2000] 93 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 : 160.1275232912 31.3934703703 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius

Back to NED Home