NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-26 T10:54:48 PDT
Help | Comment | NED Home

Diameter data point(s) for object NGC 3782

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
1.40 arcmin 0.70 arcmin ... ... ... ... 0
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 84.00 ... 0.50 0.50 0.60 60 0
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
38.9 (a) arcsec ... ... 0.320 (b/a) ... ... ... -10
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 77.80 ... 0.32 0.68 0.81 71 170
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
70.3 (a) arcsec ... ... 0.320 (b/a) ... ... ... -10
[J2000]
Diameter for "total" magnitude 1.38E+14 140.70 ... 0.32 0.68 0.81 71 170
[J2000]
4 POSS1 103a-O
1962MCG1..C...0000V
1.20 arcmin 0.70 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 72.00 ... 0.58 0.42 0.49 54 ...
5 POSS1 103a-O
1962MCG1..C...0000V
1.80 arcmin 1.80 arcmin ... ... ... ... ... Very low surface brightness 7.40E+14 108.00 ... 1.00 0.00 0.00 0 ...
6 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.22 log(2a) + 1 ... ... 0.19
log(a/b)
0.03 ... ... 0
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 99.60 7.10 0.65 0.35 0.41 50 0
[J2000]
7 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.22 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 99.60 ... ... ... ... ... ...
8 r (SDSS Isophotal)
2007SDSS6.C...0000:
43.17 (a) arcsec 29.88 arcsec ... ... ... ... 4.7
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 86.35 ... 0.69 0.31 0.35 46 5
[J2000]
9 r (SDSS Petrosian)
2007SDSS6.C...0000:
12.52 (a) arcsec ... ... ... 0.730 ... ... ... ... 4.77E+14 25.04 1.46 ... ... ... ... ...
10 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
11.7530 (a) arcsec ... ... 0.891 (b/a) 0.034 ... ... 175.4
[J2000]
... 4.77E+14 23.51 0.07 0.89 0.11 0.11 27 175
[J2000]
11 r (SDSS Exponential)
2007SDSS6.C...0000:
6.8189 (a) arcsec ... ... 0.581 (b/a) 0.024 ... ... 175.1
[J2000]
... 4.77E+14 13.64 0.05 0.58 0.42 0.50 54 175
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 06618                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 1.40       arcmin                   2a = 84.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  0.70      arcmin              2b = 42.00 arcsec 
Uncertainty                   : ...                                 ...
Axis Ratio                    : ...                                 b/a = 0.50
Uncertainty                   : ...                                 ...
Ellipticity                   : ...                                 1 - b/a = 0.50
Uncertainty                   : ...                                 ...
Eccentricity                  : ...                                 [(a/b)2-1]/[(a/b)2+1] = 0.60
Uncertainty                   : ...                                 ...
Cos-1(b/a)                    : ...                                 60 deg
Position Angle [Equinox]      :   0    deg [B1950]                  0 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          : 113642.         +464700.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11392067+4630482 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 38.9 arcsec 2a = 77.80 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 24.90 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.320 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : -10 deg [J2000] 170 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 : 174.836258 46.513420 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J11392067+4630482 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 70.3 arcsec 2a = 140.70 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 45.02 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.320 b/a = 0.32 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.68 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.81 Uncertainty : ... ... Cos-1(b/a) : ... 71 deg Position Angle [Equinox] : -10 deg [J2000] 170 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 : 174.836258 46.513420 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1962MCG1..C...0000V Published Object Name : MCG +08-21-087 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.20 arcmin 2a = 72.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.70 arcmin 2b = 42.00 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] = 0.49 Uncertainty : ... ... Cos-1(b/a) : ... 54 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 : 113630 +4646 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1962MCG1..C...0000V Published Object Name : MCG +08-21-087 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.80 arcmin 2a = 108.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 1.80 arcmin 2b = 108.00 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 : Very 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 : 113630 +4646 (B1950) Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06618 Frequency Targeted : RC3 D_25, R_25 (blue) Major Axis (2a) : log(2a) + 1 = 1.22 2a = 99.60 arcsec Uncertainty : 0.03 7.10 arcsec Minor Axis (2b) : ... 2b = 64.34 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.19 b/a = 0.65 Uncertainty : 0.03 0.05 Ellipticity : ... 1 - b/a = 0.35 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.41 Uncertainty : ... ... Cos-1(b/a) : ... 50 deg Position Angle [Equinox] : 0 deg [J2000] 0 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 : 113920.8 +463051. (J2000) Qualifiers : Homogenized from previously published data NED Comment :
No. 7 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 06618 Frequency Targeted : RC3 D_0 (blue) Major Axis (2a) : log(2a) + 1 = 1.22 2a = 99.60 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 : 113920.8 +463051. (J2000) Qualifiers : Homogenized from previously published data NED Comment : Extinction and inclination corrected.
No. 8 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J113920.75+463049.7 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 43.17 arcsec 2a = 86.35 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 29.88 arcsec 2b = 59.77 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.69 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.31 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.35 Uncertainty : ... ... Cos-1(b/a) : ... 46 deg Position Angle [Equinox] : 4.7 deg [J2000] 5 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 : 174.8364993684 46.5138259409 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J113920.75+463049.7 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 12.52 arcsec 2a = 25.04 arcsec Uncertainty : 0.730 arcsec 1.46 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 : 174.8364993684 46.5138259409 (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 J113920.75+463049.7 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 11.7530 arcsec 2a = 23.51 arcsec Uncertainty : 0.034 arcsec 0.07 arcsec Minor Axis (2b) : ... 2b = 20.94 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.891 b/a = 0.89 Uncertainty : 0.006 0.01 Ellipticity : ... 1 - b/a = 0.11 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.11 Uncertainty : ... ... Cos-1(b/a) : ... 27 deg Position Angle [Equinox] : 175.4 deg [J2000] 175 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 : 174.8364993684 46.5138259409 (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 J113920.75+463049.7 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 6.8189 arcsec 2a = 13.64 arcsec Uncertainty : 0.024 arcsec 0.05 arcsec Minor Axis (2b) : ... 2b = 7.92 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.581 b/a = 0.58 Uncertainty : 0.003 0.00 Ellipticity : ... 1 - b/a = 0.42 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.50 Uncertainty : ... ... Cos-1(b/a) : ... 54 deg Position Angle [Equinox] : 175.1 deg [J2000] 175 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 : 174.8364993684 46.5138259409 (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