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Date and Time of the Query: 2019-04-25 T15:45:21 PDT
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Diameter data point(s) for object SDSS J152216.17+304339.6

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)
2006SDSS5.C...0000:
14.39 (a) arcsec 3.07 arcsec ... ... ... ... 48.3
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 28.79 ... 0.21 0.79 0.91 78 48
[J2000]
2 r (SDSS Petrosian)
2006SDSS5.C...0000:
3.73 (a) arcsec ... ... ... 0.81 ... ... ... ... 4.77E+14 7.47 1.61 ... ... ... ... ...
3 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
6.91 (a) arcsec ... ... 0.158 (b/a) 0.33 ... ... 55.0
[J2000]
... 4.77E+14 13.81 0.66 0.16 0.84 0.95 81 55
[J2000]
4 r (SDSS Exponential)
2006SDSS5.C...0000:
2.63 (a) arcsec ... ... 0.193 (b/a) 0.05 ... ... 54.5
[J2000]
... 4.77E+14 5.26 0.11 0.19 0.81 0.93 79 55
[J2000]
5 r (SDSS Isophotal)
2007SDSS6.C...0000:
14.39 (a) arcsec 3.07 arcsec ... ... ... ... 48.3
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 28.79 ... 0.21 0.79 0.91 78 48
[J2000]
6 r (SDSS Petrosian)
2007SDSS6.C...0000:
3.73 (a) arcsec ... ... ... 0.807 ... ... ... ... 4.77E+14 7.47 1.61 ... ... ... ... ...
7 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
6.9066 (a) arcsec ... ... 0.158 (b/a) 0.328 ... ... 55.0
[J2000]
... 4.77E+14 13.81 0.66 0.16 0.84 0.95 81 55
[J2000]
8 r (SDSS Exponential)
2007SDSS6.C...0000:
2.6288 (a) arcsec ... ... 0.193 (b/a) 0.053 ... ... 54.5
[J2000]
... 4.77E+14 5.26 0.11 0.19 0.81 0.93 79 55
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 2006SDSS5.C...0000:
Published Object Name         : SDSS J152216.17+304339.7      
Frequency Targeted            : r (SDSS Isophotal)            
Major Axis (2a)               : a = 14.39      arcsec               2a = 28.79 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : b =    3.07    arcsec               2b = 6.14 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.21
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.79
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.91
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 78 deg
Position Angle [Equinox]      :   48.3 deg [J2000]                  48 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          : 230.5673828     30.7276897    (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J152216.17+304339.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.73 arcsec 2a = 7.47 arcsec Uncertainty : 0.81 arcsec 1.61 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 : 230.5673828 30.7276897 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J152216.17+304339.7 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 6.91 arcsec 2a = 13.81 arcsec Uncertainty : 0.33 arcsec 0.66 arcsec Minor Axis (2b) : ... 2b = 2.18 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.158 b/a = 0.16 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.84 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.95 Uncertainty : ... ... Cos-1(b/a) : ... 81 deg Position Angle [Equinox] : 55.0 deg [J2000] 55 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 : 230.5673828 30.7276897 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J152216.17+304339.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.63 arcsec 2a = 5.26 arcsec Uncertainty : 0.05 arcsec 0.11 arcsec Minor Axis (2b) : ... 2b = 1.02 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.193 b/a = 0.19 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 54.5 deg [J2000] 55 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 : 230.5673828 30.7276897 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 5 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152216.17+304339.6 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 14.39 arcsec 2a = 28.79 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 3.07 arcsec 2b = 6.14 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.21 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.79 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.91 Uncertainty : ... ... Cos-1(b/a) : ... 78 deg Position Angle [Equinox] : 48.3 deg [J2000] 48 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 : 230.5673878332 30.7276901378 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152216.17+304339.6 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.73 arcsec 2a = 7.47 arcsec Uncertainty : 0.807 arcsec 1.61 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 : 230.5673878332 30.7276901378 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152216.17+304339.6 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 6.9066 arcsec 2a = 13.81 arcsec Uncertainty : 0.328 arcsec 0.66 arcsec Minor Axis (2b) : ... 2b = 2.18 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.158 b/a = 0.16 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.84 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.95 Uncertainty : ... ... Cos-1(b/a) : ... 81 deg Position Angle [Equinox] : 55.0 deg [J2000] 55 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 : 230.5673878332 30.7276901378 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152216.17+304339.6 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.6288 arcsec 2a = 5.26 arcsec Uncertainty : 0.053 arcsec 0.11 arcsec Minor Axis (2b) : ... 2b = 1.01 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.193 b/a = 0.19 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.81 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.93 Uncertainty : ... ... Cos-1(b/a) : ... 79 deg Position Angle [Equinox] : 54.5 deg [J2000] 55 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 : 230.5673878332 30.7276901378 (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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