NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-26 T06:08:30 PDT
Help | Comment | NED Home

Diameter data point(s) for object UGC 07580

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 POSS1 103a-O
1973UGC...C...0000N
1.30 arcmin 1.20 arcmin ... ... ... ... ... About 25.0 B-mag arcsec^-2^ 7.40E+14 78.00 ... 0.92 0.08 0.08 23 ...
2 K_s (2MASS isophotal)
20032MASX.C.......:
16.4 (a) arcsec ... ... 0.780 (b/a) ... ... ... -80
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 32.80 ... 0.78 0.22 0.24 39 100
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
37.8 (a) arcsec ... ... 0.780 (b/a) ... ... ... -80
[J2000]
Diameter for "total" magnitude 1.38E+14 75.60 ... 0.78 0.22 0.24 39 100
[J2000]
4 POSS1 103a-O
1963MCG3..C...0000V
0.20 arcmin 0.20 arcmin ... ... ... ... ... High surface brightness 7.40E+14 12.00 ... 1.00 0.00 0.00 0 ...
5 r (SDSS Isophotal)
2006SDSS5.C...0000:
25.08 (a) arcsec 22.85 arcsec ... ... ... ... 48.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 50.16 ... 0.91 0.09 0.09 24 49
[J2000]
6 r (SDSS Petrosian)
2006SDSS5.C...0000:
6.74 (a) arcsec ... ... ... 0.11 ... ... ... ... 4.77E+14 13.48 0.22 ... ... ... ... ...
7 r (SDSS de Vaucouleurs)
2006SDSS5.C...0000:
6.08 (a) arcsec ... ... 0.827 (b/a) 0.04 ... ... 38.8
[J2000]
... 4.77E+14 12.16 0.08 0.83 0.17 0.19 34 39
[J2000]
8 r (SDSS Exponential)
2006SDSS5.C...0000:
2.91 (a) arcsec ... ... 0.815 (b/a) 0.01 ... ... 40.4
[J2000]
... 4.77E+14 5.82 0.02 0.81 0.19 0.20 35 40
[J2000]
9 r (SDSS Isophotal)
2007SDSS6.C...0000:
25.08 (a) arcsec 22.85 arcsec ... ... ... ... 48.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 50.16 ... 0.91 0.09 0.09 24 49
[J2000]
10 r (SDSS Petrosian)
2007SDSS6.C...0000:
6.74 (a) arcsec ... ... ... 0.112 ... ... ... ... 4.77E+14 13.48 0.22 ... ... ... ... ...
11 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
6.0784 (a) arcsec ... ... 0.827 (b/a) 0.042 ... ... 38.8
[J2000]
... 4.77E+14 12.16 0.09 0.83 0.17 0.19 34 39
[J2000]
12 r (SDSS Exponential)
2007SDSS6.C...0000:
2.9096 (a) arcsec ... ... 0.815 (b/a) 0.012 ... ... 40.4
[J2000]
... 4.77E+14 5.82 0.03 0.81 0.19 0.20 35 40
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 07580                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 1.30       arcmin                   2a = 78.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  1.20      arcmin              2b = 72.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.92
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.08
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.08
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 23 deg
Position Angle [Equinox]      : ...                                 ...
Uncertainty                   : ...                                 ...
Significance                  : No uncertainty reported
Diameter Reference Level      : About 25.0 B-mag arcsec^-2^   
Frequency                     : 4050         A                      7.40E+14 Hz
Frequency Mode                : Broad-band detector (e.g. photographic plate)

Measurement Mode               
    Detector Type             : Photographic plate, print, or film
    Fitting Technique         : Eye estimate
    Measured Quantity         : "Outer" diameter
Coordinates Targeted          : 122524.         +082200.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12275483+0805256 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 16.4 arcsec 2a = 32.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 25.58 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : -80 deg [J2000] 100 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 : 186.978470 8.090441 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12275483+0805256 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 37.8 arcsec 2a = 75.60 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 58.97 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.780 b/a = 0.78 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.22 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.24 Uncertainty : ... ... Cos-1(b/a) : ... 39 deg Position Angle [Equinox] : -80 deg [J2000] 100 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 : 186.978470 8.090441 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +01-32-071 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.20 arcmin 2a = 12.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.20 arcmin 2b = 12.00 arcsec Uncertainty : ... ... Axis Ratio : ... 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] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : High surface brightness Frequency : 4050 A 7.40E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Photographic plate, print, or film Fitting Technique : Eye estimate Measured Quantity : "Inner" diameter Coordinates Targeted : 122524 +0822 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 25.08 arcsec 2a = 50.16 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 22.85 arcsec 2b = 45.70 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.91 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.09 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.09 Uncertainty : ... ... Cos-1(b/a) : ... 24 deg Position Angle [Equinox] : 48.7 deg [J2000] 49 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 : 186.9784698 8.0904026 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 6.74 arcsec 2a = 13.48 arcsec Uncertainty : 0.11 arcsec 0.22 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 : 186.9784698 8.0904026 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 6.08 arcsec 2a = 12.16 arcsec Uncertainty : 0.04 arcsec 0.08 arcsec Minor Axis (2b) : ... 2b = 10.06 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.827 b/a = 0.83 Uncertainty : 0.006 0.01 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] : 38.8 deg [J2000] 39 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 : 186.9784698 8.0904026 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 8 Published Units: Homogenized Units: Reference Code : 2006SDSS5.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.91 arcsec 2a = 5.82 arcsec Uncertainty : 0.01 arcsec 0.02 arcsec Minor Axis (2b) : ... 2b = 4.74 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.815 b/a = 0.81 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 40.4 deg [J2000] 40 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 : 186.9784698 8.0904026 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 9 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 25.08 arcsec 2a = 50.16 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 22.85 arcsec 2b = 45.70 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.91 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.09 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.09 Uncertainty : ... ... Cos-1(b/a) : ... 24 deg Position Angle [Equinox] : 48.7 deg [J2000] 49 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 : 186.9784668191 8.0904030746 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 10 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 6.74 arcsec 2a = 13.48 arcsec Uncertainty : 0.112 arcsec 0.22 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 : 186.9784668191 8.0904030746 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 11 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 6.0784 arcsec 2a = 12.16 arcsec Uncertainty : 0.042 arcsec 0.09 arcsec Minor Axis (2b) : ... 2b = 10.05 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.827 b/a = 0.83 Uncertainty : 0.006 0.01 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] : 38.8 deg [J2000] 39 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 : 186.9784668191 8.0904030746 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 12 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J122754.83+080525.4 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.9096 arcsec 2a = 5.82 arcsec Uncertainty : 0.012 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 4.74 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.815 b/a = 0.81 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 35 deg Position Angle [Equinox] : 40.4 deg [J2000] 40 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 : 186.9784668191 8.0904030746 (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