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Date and Time of the Query: 2019-06-26 T15:47:28 PDT
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Diameter data point(s) for object UGC 08041

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
3.70 arcmin 2.20 arcmin ... ... ... ... 165
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 222.00 ... 0.59 0.41 0.48 53 165
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
17.7 (a) arcsec ... ... 0.460 (b/a) ... ... ... -80
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 35.40 ... 0.46 0.54 0.65 63 100
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
29.4 (a) arcsec ... ... 0.460 (b/a) ... ... ... -80
[J2000]
Diameter for "total" magnitude 1.38E+14 58.70 ... 0.46 0.54 0.65 63 100
[J2000]
4 POSS1 103a-O
1963MCG3..C...0000V
2.60 arcmin 1.50 arcmin ... ... ... ... ... Low surface brightness 7.40E+14 156.00 ... 0.58 0.42 0.50 55 ...
5 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.49 log(2a) + 1 ... ... 0.22
log(a/b)
0.03 ... ... 165
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 185.40 13.30 0.60 0.40 0.47 53 165
[J2000]
6 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.49 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 185.40 ... ... ... ... ... ...
7 r (SDSS Isophotal)
2004SDSS2.C...0000:
46.15 (a) arcsec 30.30 arcsec ... ... ... ... 177.4
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 92.31 ... 0.66 0.34 0.40 49 177
[J2000]
8 r (SDSS Petrosian)
2004SDSS2.C...0000:
25.31 (a) arcsec ... ... ... 9.00 ... ... ... ... 4.77E+14 50.61 17.99 ... ... ... ... ...
9 r (SDSS de Vaucouleurs)
2004SDSS2.C...0000:
11.75 (a) arcsec ... ... 0.605 (b/a) 0.05 ... ... 173.0
[J2000]
... 4.77E+14 23.50 0.10 0.60 0.40 0.46 53 173
[J2000]
10 r (SDSS Exponential)
2004SDSS2.C...0000:
8.09 (a) arcsec ... ... 0.650 (b/a) 0.05 ... ... 175.6
[J2000]
... 4.77E+14 16.18 0.09 0.65 0.35 0.41 49 176
[J2000]
11 r (SDSS Isophotal)
2007SDSS6.C...0000:
46.15 (a) arcsec 30.30 arcsec ... ... ... ... 177.4
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 92.31 ... 0.66 0.34 0.40 49 177
[J2000]
12 r (SDSS Petrosian)
2007SDSS6.C...0000:
25.31 (a) arcsec ... ... ... 8.997 ... ... ... ... 4.77E+14 50.61 17.99 ... ... ... ... ...
13 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
11.7493 (a) arcsec ... ... 0.605 (b/a) 0.052 ... ... 173.0
[J2000]
... 4.77E+14 23.50 0.10 0.60 0.40 0.46 53 173
[J2000]
14 r (SDSS Exponential)
2007SDSS6.C...0000:
8.0907 (a) arcsec ... ... 0.650 (b/a) 0.045 ... ... 175.6
[J2000]
... 4.77E+14 16.18 0.09 0.65 0.35 0.41 49 176
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 08041                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 3.70       arcmin                   2a = 222.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  2.20      arcmin              2b = 132.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.59
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.41
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.48
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 53 deg
Position Angle [Equinox]      : 165    deg [B1950]                  165 deg [J2000]
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          : 125236.         +002300.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   : Minor diameter flagged uncertain.       

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12551268+0007000 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 17.7 arcsec 2a = 35.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 16.28 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.460 b/a = 0.46 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.54 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.65 Uncertainty : ... ... Cos-1(b/a) : ... 63 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 : 193.802795 0.116666 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J12551268+0007000 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 29.4 arcsec 2a = 58.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 27.00 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.460 b/a = 0.46 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.54 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.65 Uncertainty : ... ... Cos-1(b/a) : ... 63 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 : 193.802795 0.116666 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +00-33-021 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 2.60 arcmin 2a = 156.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.50 arcmin 2b = 90.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.58 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 55 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Low 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 : "Outer" diameter Coordinates Targeted : 125236 +0023 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 08041 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.49 2a = 185.40 arcsec Uncertainty : 0.03 13.30 arcsec Minor Axis (2b) : ... 2b = 111.80 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.22 b/a = 0.60 Uncertainty : 0.03 0.04 Ellipticity : ... 1 - b/a = 0.40 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.47 Uncertainty : ... ... Cos-1(b/a) : ... 53 deg Position Angle [Equinox] : 165 deg [J2000] 165 deg [J2000] Uncertainty : ... ... Significance : Mean error Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+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 : Isophotal diameter Coordinates Targeted : 125513.0 +000703. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 08041 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.49 2a = 185.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : 25.0 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+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 : Isophotal diameter Coordinates Targeted : 125513.0 +000703. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 7 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 46.15 arcsec 2a = 92.31 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 30.30 arcsec 2b = 60.61 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.40 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 177.4 deg [J2000] 177 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 : 193.8027191 0.1166504 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 25.31 arcsec 2a = 50.61 arcsec Uncertainty : 9.00 arcsec 17.99 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 : 193.8027191 0.1166504 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 11.75 arcsec 2a = 23.50 arcsec Uncertainty : 0.05 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 14.22 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.605 b/a = 0.60 Uncertainty : 0.005 0.01 Ellipticity : ... 1 - b/a = 0.40 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.46 Uncertainty : ... ... Cos-1(b/a) : ... 53 deg Position Angle [Equinox] : 173.0 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 : 193.8027191 0.1166504 (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 : 2004SDSS2.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 8.09 arcsec 2a = 16.18 arcsec Uncertainty : 0.05 arcsec 0.09 arcsec Minor Axis (2b) : ... 2b = 10.52 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.650 b/a = 0.65 Uncertainty : 0.005 0.01 Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.41 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 175.6 deg [J2000] 176 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 : 193.8027191 0.1166504 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 11 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 46.15 arcsec 2a = 92.31 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 30.30 arcsec 2b = 60.60 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.66 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.34 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.40 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 177.4 deg [J2000] 177 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 : 193.8027280228 0.1166503642 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 12 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 25.31 arcsec 2a = 50.61 arcsec Uncertainty : 8.997 arcsec 17.99 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 : 193.8027280228 0.1166503642 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 13 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 11.7493 arcsec 2a = 23.50 arcsec Uncertainty : 0.052 arcsec 0.10 arcsec Minor Axis (2b) : ... 2b = 14.22 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.605 b/a = 0.60 Uncertainty : 0.005 0.01 Ellipticity : ... 1 - b/a = 0.40 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.46 Uncertainty : ... ... Cos-1(b/a) : ... 53 deg Position Angle [Equinox] : 173.0 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 : 193.8027280228 0.1166503642 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 14 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J125512.65+000659.9 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 8.0907 arcsec 2a = 16.18 arcsec Uncertainty : 0.045 arcsec 0.09 arcsec Minor Axis (2b) : ... 2b = 10.52 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.650 b/a = 0.65 Uncertainty : 0.005 0.01 Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.41 Uncertainty : ... ... Cos-1(b/a) : ... 49 deg Position Angle [Equinox] : 175.6 deg [J2000] 176 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 : 193.8027280228 0.1166503642 (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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