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Date and Time of the Query: 2019-05-20 T16:23:00 PDT
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Diameter data point(s) for object 2MASX J15211350+3032193

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.......:
5.0 (a) arcsec ... ... 1.000 (b/a) ... ... ... 90
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 10.00 ... 1.00 0.00 0.00 0 90
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
10.1 (a) arcsec ... ... 1.000 (b/a) ... ... ... 90
[J2000]
Diameter for "total" magnitude 1.38E+14 20.10 ... 1.00 0.00 0.00 0 90
[J2000]
3 r (SDSS Isophotal)
2005SDSS4.C...0000:
6.17 (a) arcsec 4.46 arcsec ... ... ... ... 179.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 12.35 ... 0.72 0.28 0.31 44 180
[J2000]
4 r (SDSS Petrosian)
2005SDSS4.C...0000:
1.07 (a) arcsec ... ... ... 0.03 ... ... ... ... 4.77E+14 2.14 0.05 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2005SDSS4.C...0000:
0.48 (a) arcsec ... ... 0.588 (b/a) 0.01 ... ... 169.6
[J2000]
... 4.77E+14 0.95 0.02 0.59 0.41 0.49 54 170
[J2000]
6 r (SDSS Exponential)
2005SDSS4.C...0000:
0.40 (a) arcsec ... ... 0.621 (b/a) 0.00 ... ... 169.1
[J2000]
... 4.77E+14 0.80 0.01 0.62 0.38 0.44 52 169
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
6.17 (a) arcsec 4.46 arcsec ... ... ... ... 179.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 12.35 ... 0.72 0.28 0.31 44 180
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
1.07 (a) arcsec ... ... ... 0.026 ... ... ... ... 4.77E+14 2.14 0.05 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
0.4757 (a) arcsec ... ... 0.588 (b/a) 0.010 ... ... 169.6
[J2000]
... 4.77E+14 0.95 0.02 0.59 0.41 0.49 54 170
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
0.4007 (a) arcsec ... ... 0.621 (b/a) 0.005 ... ... 169.1
[J2000]
... 4.77E+14 0.80 0.01 0.62 0.38 0.44 52 169
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J15211350+3032193       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 5.0        arcsec               2a = 10.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 10.00 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 1.000                         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]      :   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          : 230.306320      30.538786    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J15211350+3032193 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 10.1 arcsec 2a = 20.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 20.10 arcsec Uncertainty : ... ... Axis Ratio : b/a = 1.000 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] : 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 : 230.306320 30.538786 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J152113.54+303219.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 6.17 arcsec 2a = 12.35 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 4.46 arcsec 2b = 8.93 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 179.8 deg [J2000] 180 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 : 230.3064117 30.5388279 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J152113.54+303219.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 1.07 arcsec 2a = 2.14 arcsec Uncertainty : 0.03 arcsec 0.05 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 : 230.3064117 30.5388279 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J152113.54+303219.8 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 0.48 arcsec 2a = 0.95 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 0.56 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.588 b/a = 0.59 Uncertainty : 0.013 0.01 Ellipticity : ... 1 - b/a = 0.41 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.49 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 169.6 deg [J2000] 170 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 : 230.3064117 30.5388279 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 6 Published Units: Homogenized Units: Reference Code : 2005SDSS4.C...0000: Published Object Name : SDSS J152113.54+303219.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.40 arcsec 2a = 0.80 arcsec Uncertainty : 0.00 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 0.50 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.621 b/a = 0.62 Uncertainty : 0.011 0.01 Ellipticity : ... 1 - b/a = 0.38 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.44 Uncertainty : ... ... Cos-1(b/a) : ... 52 deg Position Angle [Equinox] : 169.1 deg [J2000] 169 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 : 230.3064117 30.5388279 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152113.54+303219.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 6.17 arcsec 2a = 12.35 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 4.46 arcsec 2b = 8.93 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.72 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 179.8 deg [J2000] 180 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 : 230.3064169346 30.5388283726 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152113.54+303219.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 1.07 arcsec 2a = 2.14 arcsec Uncertainty : 0.026 arcsec 0.05 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 : 230.3064169346 30.5388283726 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 9 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152113.54+303219.7 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 0.4757 arcsec 2a = 0.95 arcsec Uncertainty : 0.010 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 0.56 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.588 b/a = 0.59 Uncertainty : 0.013 0.01 Ellipticity : ... 1 - b/a = 0.41 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.49 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 169.6 deg [J2000] 170 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 : 230.3064169346 30.5388283726 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 10 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J152113.54+303219.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.4007 arcsec 2a = 0.80 arcsec Uncertainty : 0.005 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 0.50 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.621 b/a = 0.62 Uncertainty : 0.011 0.01 Ellipticity : ... 1 - b/a = 0.38 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.44 Uncertainty : ... ... Cos-1(b/a) : ... 52 deg Position Angle [Equinox] : 169.1 deg [J2000] 169 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 : 230.3064169346 30.5388283726 (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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