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Date and Time of the Query: 2019-06-17 T16:28:10 PDT
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Diameter data point(s) for object IC 3278 NED02

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.......:
12.6 (a) arcsec ... ... 0.840 (b/a) ... ... ... 10
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 25.20 ... 0.84 0.16 0.17 33 10
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
24.1 (a) arcsec ... ... 0.840 (b/a) ... ... ... 10
[J2000]
Diameter for "total" magnitude 1.38E+14 48.10 ... 0.84 0.16 0.17 33 10
[J2000]
3 r (SDSS Isophotal)
2007SDSS6.C...0000:
17.43 (a) arcsec 15.31 arcsec ... ... ... ... 45.4
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 34.87 ... 0.88 0.12 0.13 29 45
[J2000]
4 r (SDSS Petrosian)
2007SDSS6.C...0000:
3.75 (a) arcsec ... ... ... 0.433 ... ... ... ... 4.77E+14 7.50 0.87 ... ... ... ... ...
5 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
1.6755 (a) arcsec ... ... 0.784 (b/a) 0.017 ... ... 72.8
[J2000]
... 4.77E+14 3.35 0.03 0.78 0.22 0.24 38 73
[J2000]
6 r (SDSS Exponential)
2007SDSS6.C...0000:
0.9418 (a) arcsec ... ... 0.763 (b/a) 0.006 ... ... 71.9
[J2000]
... 4.77E+14 1.88 0.01 0.76 0.24 0.26 40 72
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J12241505+2725232       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 12.6       arcsec               2a = 25.20 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 21.17 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.840                         b/a = 0.84
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.16
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.17
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 33 deg
Position Angle [Equinox]      :   10   deg [J2000]                  10 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          : 186.062775      27.423189    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12241505+2725232 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 24.1 arcsec 2a = 48.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 40.40 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.840 b/a = 0.84 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.16 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.17 Uncertainty : ... ... Cos-1(b/a) : ... 33 deg Position Angle [Equinox] : 10 deg [J2000] 10 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 : 186.062775 27.423189 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122415.05+272523.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 17.43 arcsec 2a = 34.87 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 15.31 arcsec 2b = 30.63 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.88 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.12 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.13 Uncertainty : ... ... Cos-1(b/a) : ... 29 deg Position Angle [Equinox] : 45.4 deg [J2000] 45 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 : 186.0627365100 27.4232624313 (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 J122415.05+272523.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 3.75 arcsec 2a = 7.50 arcsec Uncertainty : 0.433 arcsec 0.87 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 : 186.0627365100 27.4232624313 (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 J122415.05+272523.7 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 1.6755 arcsec 2a = 3.35 arcsec Uncertainty : 0.017 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 2.63 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.784 b/a = 0.78 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 38 deg Position Angle [Equinox] : 72.8 deg [J2000] 73 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 : 186.0627365100 27.4232624313 (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 J122415.05+272523.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 0.9418 arcsec 2a = 1.88 arcsec Uncertainty : 0.006 arcsec 0.01 arcsec Minor Axis (2b) : ... 2b = 1.44 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.763 b/a = 0.76 Uncertainty : 0.006 0.01 Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.26 Uncertainty : ... ... Cos-1(b/a) : ... 40 deg Position Angle [Equinox] : 71.9 deg [J2000] 72 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 : 186.0627365100 27.4232624313 (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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