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Date and Time of the Query: 2019-03-25 T23:39:55 PDT
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Diameter data point(s) for object IC 4076

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.......:
8.8 (a) arcsec ... ... 0.820 (b/a) ... ... ... -35
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 17.60 ... 0.82 0.18 0.20 35 145
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
16.9 (a) arcsec ... ... 0.820 (b/a) ... ... ... -35
[J2000]
Diameter for "total" magnitude 1.38E+14 33.80 ... 0.82 0.18 0.20 35 145
[J2000]
3 r (SDSS Isophotal)
2007SDSS6.C...0000:
13.69 (a) arcsec 11.34 arcsec ... ... ... ... 137.2
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 27.37 ... 0.83 0.17 0.19 34 137
[J2000]
4 r (SDSS Petrosian)
2007SDSS6.C...0000:
3.82 (a) arcsec ... ... ... 0.029 ... ... ... ... 4.77E+14 7.64 0.06 ... ... ... ... ...
5 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
4.2428 (a) arcsec ... ... 0.851 (b/a) 0.049 ... ... 134.9
[J2000]
... 4.77E+14 8.49 0.10 0.85 0.15 0.16 32 135
[J2000]
6 r (SDSS Exponential)
2007SDSS6.C...0000:
1.9317 (a) arcsec ... ... 0.848 (b/a) 0.013 ... ... 137.1
[J2000]
... 4.77E+14 3.86 0.03 0.85 0.15 0.16 32 137
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J13014858+2323205       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 8.8        arcsec               2a = 17.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.43 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.820                         b/a = 0.82
Uncertainty                   : ...                                 ...
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]      :  -35   deg [J2000]                  145 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          : 195.452469      23.389074    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J13014858+2323205 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 16.9 arcsec 2a = 33.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 27.72 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.820 b/a = 0.82 Uncertainty : ... ... 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] : -35 deg [J2000] 145 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 : 195.452469 23.389074 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J130148.59+232320.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 13.69 arcsec 2a = 27.37 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 11.34 arcsec 2b = 22.67 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.83 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.17 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.19 Uncertainty : ... ... Cos-1(b/a) : ... 34 deg Position Angle [Equinox] : 137.2 deg [J2000] 137 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 : 195.4524635167 23.3891104733 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J130148.59+232320.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.82 arcsec 2a = 7.64 arcsec Uncertainty : 0.029 arcsec 0.06 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 : 195.4524635167 23.3891104733 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J130148.59+232320.7 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 4.2428 arcsec 2a = 8.49 arcsec Uncertainty : 0.049 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 7.22 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.851 b/a = 0.85 Uncertainty : 0.009 0.01 Ellipticity : ... 1 - b/a = 0.15 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.16 Uncertainty : ... ... Cos-1(b/a) : ... 32 deg Position Angle [Equinox] : 134.9 deg [J2000] 135 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 : 195.4524635167 23.3891104733 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J130148.59+232320.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 1.9317 arcsec 2a = 3.86 arcsec Uncertainty : 0.013 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 3.28 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.848 b/a = 0.85 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.15 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.16 Uncertainty : ... ... Cos-1(b/a) : ... 32 deg Position Angle [Equinox] : 137.1 deg [J2000] 137 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 : 195.4524635167 23.3891104733 (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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