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Date and Time of the Query: 2019-06-26 T09:04:41 PDT
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Diameter data point(s) for object IC 0977

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.......:
10.7 (a) arcsec ... ... 0.660 (b/a) ... ... ... 85
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 21.40 ... 0.66 0.34 0.39 49 85
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
19.1 (a) arcsec ... ... 0.660 (b/a) ... ... ... 85
[J2000]
Diameter for "total" magnitude 1.38E+14 38.20 ... 0.66 0.34 0.39 49 85
[J2000]
3 r (SDSS Isophotal)
2004SDSS2.C...0000:
22.54 (a) arcsec 16.24 arcsec ... ... ... ... 144.6
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 45.08 ... 0.72 0.28 0.32 44 145
[J2000]
4 r (SDSS Petrosian)
2004SDSS2.C...0000:
6.62 (a) arcsec ... ... ... 0.08 ... ... ... ... 4.77E+14 13.25 0.17 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2004SDSS2.C...0000:
8.91 (a) arcsec ... ... 0.817 (b/a) 0.10 ... ... 129.2
[J2000]
... 4.77E+14 17.82 0.20 0.82 0.18 0.20 35 129
[J2000]
6 r (SDSS Exponential)
2004SDSS2.C...0000:
3.36 (a) arcsec ... ... 0.805 (b/a) 0.02 ... ... 131.0
[J2000]
... 4.77E+14 6.73 0.03 0.81 0.19 0.21 36 131
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
22.54 (a) arcsec 16.24 arcsec ... ... ... ... 144.6
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 45.08 ... 0.72 0.28 0.32 44 145
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
6.62 (a) arcsec ... ... ... 0.084 ... ... ... ... 4.77E+14 13.25 0.17 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
8.9124 (a) arcsec ... ... 0.817 (b/a) 0.099 ... ... 129.2
[J2000]
... 4.77E+14 17.82 0.20 0.82 0.18 0.20 35 129
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
3.3627 (a) arcsec ... ... 0.805 (b/a) 0.017 ... ... 131.0
[J2000]
... 4.77E+14 6.72 0.03 0.81 0.19 0.21 36 131
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J14084204-0300090       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 10.7       arcsec               2a = 21.40 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.12 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.660                         b/a = 0.66
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.34
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.39
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 49 deg
Position Angle [Equinox]      :   85   deg [J2000]                  85 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          : 212.175186      -3.002482    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J14084204-0300090 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 19.1 arcsec 2a = 38.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 25.21 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.660 b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.39 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 85 deg [J2000] 85 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 : 212.175186 -3.002482 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J140842.06-030008.8 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 22.54 arcsec 2a = 45.08 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 16.24 arcsec 2b = 32.48 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] = 0.32 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 144.6 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 : 212.1752319 -3.0024316 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J140842.06-030008.8 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 6.62 arcsec 2a = 13.25 arcsec Uncertainty : 0.08 arcsec 0.17 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 : 212.1752319 -3.0024316 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J140842.06-030008.8 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 8.91 arcsec 2a = 17.82 arcsec Uncertainty : 0.10 arcsec 0.20 arcsec Minor Axis (2b) : ... 2b = 14.56 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.817 b/a = 0.82 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.18 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 129.2 deg [J2000] 129 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 : 212.1752319 -3.0024316 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J140842.06-030008.8 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.36 arcsec 2a = 6.73 arcsec Uncertainty : 0.02 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 5.42 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.805 b/a = 0.81 Uncertainty : 0.006 0.01 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] : 131.0 deg [J2000] 131 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 : 212.1752319 -3.0024316 (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 J140842.05-030008.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 22.54 arcsec 2a = 45.08 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 16.24 arcsec 2b = 32.48 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] = 0.32 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 144.6 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 : 212.1752195374 -3.0024317325 (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 J140842.05-030008.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 6.62 arcsec 2a = 13.25 arcsec Uncertainty : 0.084 arcsec 0.17 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 : 212.1752195374 -3.0024317325 (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 J140842.05-030008.7 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 8.9124 arcsec 2a = 17.82 arcsec Uncertainty : 0.099 arcsec 0.20 arcsec Minor Axis (2b) : ... 2b = 14.56 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.817 b/a = 0.82 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.18 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 129.2 deg [J2000] 129 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 : 212.1752195374 -3.0024317325 (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 J140842.05-030008.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 3.3627 arcsec 2a = 6.72 arcsec Uncertainty : 0.017 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 5.41 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.805 b/a = 0.81 Uncertainty : 0.006 0.01 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] : 131.0 deg [J2000] 131 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 : 212.1752195374 -3.0024317325 (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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