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Date and Time of the Query: 2019-04-24 T03:12:39 PDT
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Diameter data point(s) for object NGC 3883

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
3.10 arcmin 2.80 arcmin ... ... ... ... ... About 25.0 B-mag arcsec^-2^ 7.40E+14 186.00 ... 0.90 0.10 0.10 25 ...
2 K_s (2MASS isophotal)
20032MASX.C.......:
31.7 (a) arcsec ... ... 0.760 (b/a) ... ... ... -30
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 63.40 ... 0.76 0.24 0.27 41 150
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
60.8 (a) arcsec ... ... 0.760 (b/a) ... ... ... -30
[J2000]
Diameter for "total" magnitude 1.38E+14 121.50 ... 0.76 0.24 0.27 41 150
[J2000]
4 POSS1 103a-O
1964MCG2..C...0000V
0.20 arcmin 0.17 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 12.00 ... 0.85 0.15 0.16 32 ...
5 POSS1 103a-O
1964MCG2..C...0000V
3.30 arcmin 2.20 arcmin ... ... ... ... ... Moderate surface brightness 7.40E+14 198.00 ... 0.67 0.33 0.38 48 ...
6 B (Johnson)
1994A&AS..106..451D
69.1 (a) arcsec ... ... ... 3.1 ... ... ... 25 B-mag arcsec^-2^ 6.81E+14 138.20 6.20 ... ... ... ... ...
7 R (Kron-Cousins)
1994A&AS..106..451D
59.9 (a) arcsec ... ... 0.89 (b/a) 1.8 ... ... 180.5
[J2000]
23.5 R-mag arcsec^-2^ 4.68E+14 119.80 3.60 0.89 0.11 0.12 27 181
[J2000]
8 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.47 log(2a) + 1 ... ... 0.09
log(a/b)
0.03 ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 177.10 12.70 0.81 0.19 0.20 36 ...
9 RC3 A_e (Johnson B)
1991RC3.9.C...0000d
1.15 log(2a) + 1 ... ... ... 0.02 ... ... ... ... 6.81E+14 84.80 4.00 ... ... ... ... ...
10 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.47 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 177.10 ... ... ... ... ... ...
11 r (SDSS Isophotal)
2007SDSS6.C...0000:
49.49 (a) arcsec 46.97 arcsec ... ... ... ... 44.3
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 98.98 ... 0.95 0.05 0.05 18 44
[J2000]
12 r (SDSS Petrosian)
2007SDSS6.C...0000:
19.25 (a) arcsec ... ... ... 0.357 ... ... ... ... 4.77E+14 38.50 0.71 ... ... ... ... ...
13 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
4.4946 (a) arcsec ... ... 0.770 (b/a) 0.028 ... ... 152.9
[J2000]
... 4.77E+14 8.99 0.06 0.77 0.23 0.26 40 153
[J2000]
14 r (SDSS Exponential)
2007SDSS6.C...0000:
4.2730 (a) arcsec ... ... 0.814 (b/a) 0.016 ... ... 144.2
[J2000]
... 4.77E+14 8.55 0.03 0.81 0.19 0.20 36 144
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 06754                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 3.10       arcmin                   2a = 186.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  2.80      arcmin              2b = 168.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.90
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.10
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.10
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 25 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          : 114412.         +205800.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11464719+2040312 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 31.7 arcsec 2a = 63.40 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 48.18 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.760 b/a = 0.76 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : -30 deg [J2000] 150 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 : 176.696640 20.675400 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11464719+2040312 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 60.8 arcsec 2a = 121.50 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 92.34 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.760 b/a = 0.76 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.24 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.27 Uncertainty : ... ... Cos-1(b/a) : ... 41 deg Position Angle [Equinox] : -30 deg [J2000] 150 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 : 176.696640 20.675400 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +04-28-053 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 0.20 arcmin 2a = 12.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.17 arcmin 2b = 10.20 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.85 Uncertainty : ... ... 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] : ... ... 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 : "Inner" diameter Coordinates Targeted : 114412 +2056 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +04-28-053 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 3.30 arcmin 2a = 198.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 2.20 arcmin 2b = 132.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.67 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.33 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.38 Uncertainty : ... ... Cos-1(b/a) : ... 48 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Moderate 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 : 114412 +2056 (B1950) Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1994A&AS..106..451D Published Object Name : UGC 06754 Frequency Targeted : B (Johnson) Major Axis (2a) : a = 69.1 arcsec 2a = 138.20 arcsec Uncertainty : 3.1 arcsec 6.20 arcsec Minor Axis (2b) : ... 2b = -138061.80 arcsec Uncertainty : ... ... Axis Ratio : b/a = b/a = -999.00 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 1000.00 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 1.00 Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : rms noise Diameter Reference Level : 25 B-mag arcsec^-2^ Frequency : 4400 A 6.81E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Calibrated CCD image Fitting Technique : Profile fitting to image Measured Quantity : Isophotal diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 1994A&AS..106..451D Published Object Name : UGC 06754 Frequency Targeted : R (Kron-Cousins) Major Axis (2a) : a = 59.9 arcsec 2a = 119.80 arcsec Uncertainty : 1.8 arcsec 3.60 arcsec Minor Axis (2b) : ... 2b = 106.62 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.89 b/a = 0.89 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.11 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.12 Uncertainty : ... ... Cos-1(b/a) : ... 27 deg Position Angle [Equinox] : 180.5 deg [J2000] 181 deg [J2000] Uncertainty : 10 10 Significance : rms noise Diameter Reference Level : 23.5 R-mag arcsec^-2^ Frequency : 6400 A 4.68E+14 Hz Frequency Mode : Broad-band detector (e.g. photographic plate) Measurement Mode Detector Type : Calibrated CCD image Fitting Technique : Profile fitting to image Measured Quantity : Isophotal diameter Qualifiers : A radius is given in DIA_MAJ, not a diameter Coordinates Targeted : Qualifiers : From new, raw data NED Comment :
No. 8 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06754 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.47 2a = 177.10 arcsec Uncertainty : 0.03 12.70 arcsec Minor Axis (2b) : ... 2b = 143.98 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.09 b/a = 0.81 Uncertainty : 0.03 0.06 Ellipticity : ... 1 - b/a = 0.19 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.20 Uncertainty : ... ... Cos-1(b/a) : ... 36 deg Position Angle [Equinox] : ... ... 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 : 114646.9 +204036. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 9 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06754 Frequency Targeted : RC3 A_e (Johnson B) Major Axis (2a) : log(2a) + 1 = 1.15 2a = 84.80 arcsec Uncertainty : 0.02 4.00 arcsec Minor Axis (2b) : ... ... Uncertainty : ... ... Axis Ratio : ... ... Uncertainty : ... ... Ellipticity : ... ... Uncertainty : ... ... Eccentricity : ... ... Uncertainty : ... ... Cos-1(b/a) : ... ... Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : Mean error Diameter Reference Level : ... 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 : 114646.9 +204036. (J2000) Qualifiers : From new, raw data NED Comment : From magnitude-aperture curves.
No. 10 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06754 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.47 2a = 177.10 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 : 114646.9 +204036. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 11 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J114647.17+204031.5 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 49.49 arcsec 2a = 98.98 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 46.97 arcsec 2b = 93.94 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.95 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.05 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.05 Uncertainty : ... ... Cos-1(b/a) : ... 18 deg Position Angle [Equinox] : 44.3 deg [J2000] 44 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 : 176.6965754607 20.6754224301 (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 J114647.17+204031.5 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 19.25 arcsec 2a = 38.50 arcsec Uncertainty : 0.357 arcsec 0.71 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 : 176.6965754607 20.6754224301 (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 J114647.17+204031.5 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 4.4946 arcsec 2a = 8.99 arcsec Uncertainty : 0.028 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 6.92 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.770 b/a = 0.77 Uncertainty : 0.004 0.00 Ellipticity : ... 1 - b/a = 0.23 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.26 Uncertainty : ... ... Cos-1(b/a) : ... 40 deg Position Angle [Equinox] : 152.9 deg [J2000] 153 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 : 176.6965754607 20.6754224301 (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 J114647.17+204031.5 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 4.2730 arcsec 2a = 8.55 arcsec Uncertainty : 0.016 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 6.96 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.814 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) : ... 36 deg Position Angle [Equinox] : 144.2 deg [J2000] 144 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 : 176.6965754607 20.6754224301 (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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