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Date and Time of the Query: 2019-04-20 T08:34:16 PDT
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Diameter data point(s) for object NGC 0535

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
0.90 arcmin 0.25 arcmin ... ... ... ... 58
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 54.00 ... 0.28 0.72 0.86 74 58
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
28.7 (a) arcsec ... ... 0.260 (b/a) ... ... ... 55
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 57.40 ... 0.26 0.74 0.87 75 55
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
43.8 (a) arcsec ... ... 0.260 (b/a) ... ... ... 55
[J2000]
Diameter for "total" magnitude 1.38E+14 87.70 ... 0.26 0.74 0.87 75 55
[J2000]
4 POSS1 103a-O
1963MCG3..C...0000V
1.00 arcmin 0.25 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 60.00 ... 0.25 0.75 0.88 76 ...
5 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.01 log(2a) + 1 ... ... 0.51
log(a/b)
0.07 ... ... 58
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 61.40 10.70 0.31 0.69 0.83 72 58
[J2000]
6 RC3 D_0 (blue)
1991RC3.9.C...0000d
0.95 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 53.50 ... ... ... ... ... ...


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 00997                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 0.90       arcmin                   2a = 54.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  0.25      arcmin              2b = 15.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.28
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.72
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.86
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 74 deg
Position Angle [Equinox]      :  58    deg [B1950]                  58 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          : 012300.         -013900.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J01253116-0124291 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 28.7 arcsec 2a = 57.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 14.92 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.260 b/a = 0.26 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.74 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.87 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : 55 deg [J2000] 55 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 : 21.379797 -1.408133 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J01253116-0124291 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 43.8 arcsec 2a = 87.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 22.80 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.260 b/a = 0.26 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.74 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.87 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : 55 deg [J2000] 55 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 : 21.379797 -1.408133 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1963MCG3..C...0000V Published Object Name : MCG +00-04-133 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.00 arcmin 2a = 60.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.25 arcmin 2b = 15.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.25 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.75 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.88 Uncertainty : ... ... Cos-1(b/a) : ... 76 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Very 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 : "Outer" diameter Coordinates Targeted : 012300 -0140 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 00997 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.01 2a = 61.40 arcsec Uncertainty : 0.07 10.70 arcsec Minor Axis (2b) : ... 2b = 18.97 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.51 b/a = 0.31 Uncertainty : 0.03 0.02 Ellipticity : ... 1 - b/a = 0.69 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.83 Uncertainty : ... ... Cos-1(b/a) : ... 72 deg Position Angle [Equinox] : 58 deg [J2000] 58 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 : 012531.2 -012433. (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 00997 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 0.95 2a = 53.50 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 : 012531.2 -012433. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.

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