NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-19 T00:28:41 PDT
Help | Comment | NED Home

Diameter data point(s) for object 2MASX J08194295+2058391

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.......:
7.9 (a) arcsec ... ... 0.520 (b/a) ... ... ... -10
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 15.80 ... 0.52 0.48 0.57 59 170
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
18.8 (a) arcsec ... ... 0.520 (b/a) ... ... ... -10
[J2000]
Diameter for "total" magnitude 1.38E+14 37.50 ... 0.52 0.48 0.57 59 170
[J2000]
3 r (SDSS Isophotal)
2006SDSS5.C...0000:
13.95 (a) arcsec 7.92 arcsec ... ... ... ... 178.2
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 27.90 ... 0.57 0.43 0.51 55 178
[J2000]
4 r (SDSS Petrosian)
2006SDSS5.C...0000:
3.94 (a) arcsec ... ... ... 0.17 ... ... ... ... 4.77E+14 7.87 0.35 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
2.16 (a) arcsec ... ... 0.516 (b/a) 0.04 ... ... 173.8
[J2000]
... 4.77E+14 4.31 0.08 0.52 0.48 0.58 59 174
[J2000]
6 r (SDSS Exponential)
2006SDSS5.C...0000:
1.20 (a) arcsec ... ... 0.512 (b/a) 0.01 ... ... 173.2
[J2000]
... 4.77E+14 2.41 0.03 0.51 0.49 0.58 59 173
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
13.95 (a) arcsec 7.92 arcsec ... ... ... ... 178.2
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 27.90 ... 0.57 0.43 0.51 55 178
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
3.94 (a) arcsec ... ... ... 0.173 ... ... ... ... 4.77E+14 7.87 0.35 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
2.1568 (a) arcsec ... ... 0.516 (b/a) 0.040 ... ... 173.8
[J2000]
... 4.77E+14 4.31 0.08 0.52 0.48 0.58 59 174
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
1.2050 (a) arcsec ... ... 0.512 (b/a) 0.013 ... ... 173.2
[J2000]
... 4.77E+14 2.41 0.03 0.51 0.49 0.58 59 173
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J08194295+2058391       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 7.9        arcsec               2a = 15.80 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 8.22 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.520                         b/a = 0.52
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.48
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.57
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 59 deg
Position Angle [Equinox]      :  -10   deg [J2000]                  170 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          : 124.928986      20.977539    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J08194295+2058391 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 18.8 arcsec 2a = 37.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 19.50 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.520 b/a = 0.52 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.48 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.57 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : -10 deg [J2000] 170 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 : 124.928986 20.977539 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J081942.95+205839.1 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 13.95 arcsec 2a = 27.90 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 7.92 arcsec 2b = 15.84 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 178.2 deg [J2000] 178 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 : 124.9289627 20.9775200 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J081942.95+205839.1 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.94 arcsec 2a = 7.87 arcsec Uncertainty : 0.17 arcsec 0.35 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 : 124.9289627 20.9775200 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J081942.95+205839.1 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 2.16 arcsec 2a = 4.31 arcsec Uncertainty : 0.04 arcsec 0.08 arcsec Minor Axis (2b) : ... 2b = 2.22 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.516 b/a = 0.52 Uncertainty : 0.009 0.01 Ellipticity : ... 1 - b/a = 0.48 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 173.8 deg [J2000] 174 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 : 124.9289627 20.9775200 (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 : 2006SDSS5.C...0000: Published Object Name : SDSS J081942.95+205839.1 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.20 arcsec 2a = 2.41 arcsec Uncertainty : 0.01 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 1.23 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.512 b/a = 0.51 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 173.2 deg [J2000] 173 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 : 124.9289627 20.9775200 (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 J081942.95+205839.0 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 13.95 arcsec 2a = 27.90 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 7.92 arcsec 2b = 15.84 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.57 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.43 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.51 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : 178.2 deg [J2000] 178 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 : 124.9289613710 20.9775207860 (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 J081942.95+205839.0 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.94 arcsec 2a = 7.87 arcsec Uncertainty : 0.173 arcsec 0.35 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 : 124.9289613710 20.9775207860 (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 J081942.95+205839.0 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 2.1568 arcsec 2a = 4.31 arcsec Uncertainty : 0.040 arcsec 0.08 arcsec Minor Axis (2b) : ... 2b = 2.23 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.516 b/a = 0.52 Uncertainty : 0.009 0.01 Ellipticity : ... 1 - b/a = 0.48 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 173.8 deg [J2000] 174 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 : 124.9289613710 20.9775207860 (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 J081942.95+205839.0 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.2050 arcsec 2a = 2.41 arcsec Uncertainty : 0.013 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 1.23 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.512 b/a = 0.51 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.49 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.58 Uncertainty : ... ... Cos-1(b/a) : ... 59 deg Position Angle [Equinox] : 173.2 deg [J2000] 173 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 : 124.9289613710 20.9775207860 (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