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Date and Time of the Query: 2019-06-26 T01:00:40 PDT
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Diameter data point(s) for object NGC 5440

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
3.20 arcmin 1.60 arcmin ... ... ... ... 50
[B1950]
About 25.0 B-mag arcsec^-2^ 7.40E+14 192.00 ... 0.50 0.50 0.60 60 50
[J2000]
2 K_s (2MASS isophotal)
20032MASX.C.......:
56.1 (a) arcsec ... ... 0.460 (b/a) ... ... ... 45
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 112.20 ... 0.46 0.54 0.65 63 45
[J2000]
3 K_s (2MASS "total")
20032MASX.C.......:
79.5 (a) arcsec ... ... 0.460 (b/a) ... ... ... 45
[J2000]
Diameter for "total" magnitude 1.38E+14 159.10 ... 0.46 0.54 0.65 63 45
[J2000]
4 POSS1 103a-O
1964MCG2..C...0000V
1.10 arcmin 0.50 arcmin ... ... ... ... ... Very high surface brightness 7.40E+14 66.00 ... 0.46 0.54 0.66 63 ...
5 POSS1 103a-O
1964MCG2..C...0000V
3.00 arcmin 0.80 arcmin ... ... ... ... ... Intermed. surface brightness 7.40E+14 180.00 ... 0.27 0.73 0.87 75 ...
6 RC3 D_25, R_25 (blue)
1991RC3.9.C...0000d
1.49 log(2a) + 1 ... ... 0.41
log(a/b)
0.03 ... ... 50
[J2000]
25.0 B-mag arcsec^-2^ 6.81E+14 185.40 13.30 0.39 0.61 0.74 67 50
[J2000]
7 RC3 D_0 (blue)
1991RC3.9.C...0000d
1.49 log(2a) + 1 ... ... ... ... ... ... ... 25.0 B-mag arcsec^-2^ 6.81E+14 185.40 ... ... ... ... ... ...
8 r (SDSS Isophotal)
2007SDSS6.C...0000:
86.62 (a) arcsec 30.20 arcsec ... ... ... ... 47.0
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 173.23 ... 0.35 0.65 0.78 70 47
[J2000]
9 r (SDSS Petrosian)
2007SDSS6.C...0000:
10.93 (a) arcsec ... ... ... 1.127 ... ... ... ... 4.77E+14 21.86 2.25 ... ... ... ... ...
10 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
5.8536 (a) arcsec ... ... 0.466 (b/a) 0.031 ... ... 46.1
[J2000]
... 4.77E+14 11.71 0.06 0.47 0.53 0.64 62 46
[J2000]
11 r (SDSS Exponential)
2007SDSS6.C...0000:
4.5526 (a) arcsec ... ... 0.540 (b/a) 0.016 ... ... 46.2
[J2000]
... 4.77E+14 9.11 0.03 0.54 0.46 0.55 57 46
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 1973UGC...C...0000N
Published Object Name         : UGC 08963                     
Frequency Targeted            : POSS1 103a-O                  
Major Axis (2a)               : 3.20       arcmin                   2a = 192.00 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : 2b =  1.60      arcmin              2b = 96.00 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]      :  50    deg [B1950]                  50 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          : 140048.         +350000.    (B1950)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J14030101+3445281 Frequency Targeted : K_s (2MASS isophotal) Major Axis (2a) : a = 56.1 arcsec 2a = 112.20 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 51.61 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] : 45 deg [J2000] 45 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 : 210.754288 34.757851 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J14030101+3445281 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 79.5 arcsec 2a = 159.10 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 73.19 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] : 45 deg [J2000] 45 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 : 210.754288 34.757851 (J2000) Qualifiers : From new, raw data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-31-052 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 1.10 arcmin 2a = 66.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.50 arcmin 2b = 30.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.46 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.54 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.66 Uncertainty : ... ... Cos-1(b/a) : ... 63 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 : 140048 +3500 (B1950) Qualifiers : From new, raw data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 1964MCG2..C...0000V Published Object Name : MCG +06-31-052 Frequency Targeted : POSS1 103a-O Major Axis (2a) : 3.00 arcmin 2a = 180.00 arcsec Uncertainty : ... ... Minor Axis (2b) : 2b = 0.80 arcmin 2b = 48.00 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.27 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.73 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.87 Uncertainty : ... ... Cos-1(b/a) : ... 75 deg Position Angle [Equinox] : ... ... Uncertainty : ... ... Significance : No uncertainty reported Diameter Reference Level : Intermed. 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 : 140048 +3500 (B1950) Qualifiers : From new, raw data NED Comment :
No. 6 Published Units: Homogenized Units: Reference Code : 1991RC3.9.C...0000d Published Object Name : UGC 08963 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 = 72.12 arcsec Uncertainty : ... ... Axis Ratio : log(a/b) = 0.41 b/a = 0.39 Uncertainty : 0.05 0.05 Ellipticity : ... 1 - b/a = 0.61 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.74 Uncertainty : ... ... Cos-1(b/a) : ... 67 deg Position Angle [Equinox] : 50 deg [J2000] 50 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 : 140300.7 +344523. (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 08963 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 : 140300.7 +344523. (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 J140301.04+344528.3 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 86.62 arcsec 2a = 173.23 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 30.20 arcsec 2b = 60.40 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.35 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.65 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.78 Uncertainty : ... ... Cos-1(b/a) : ... 70 deg Position Angle [Equinox] : 47.0 deg [J2000] 47 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 : 210.7543381641 34.7578651181 (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 J140301.04+344528.3 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 10.93 arcsec 2a = 21.86 arcsec Uncertainty : 1.127 arcsec 2.25 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 : 210.7543381641 34.7578651181 (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 J140301.04+344528.3 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 5.8536 arcsec 2a = 11.71 arcsec Uncertainty : 0.031 arcsec 0.06 arcsec Minor Axis (2b) : ... 2b = 5.46 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.466 b/a = 0.47 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.53 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.64 Uncertainty : ... ... Cos-1(b/a) : ... 62 deg Position Angle [Equinox] : 46.1 deg [J2000] 46 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 : 210.7543381641 34.7578651181 (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 J140301.04+344528.3 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 4.5526 arcsec 2a = 9.11 arcsec Uncertainty : 0.016 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 4.92 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.540 b/a = 0.54 Uncertainty : 0.002 0.00 Ellipticity : ... 1 - b/a = 0.46 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.55 Uncertainty : ... ... Cos-1(b/a) : ... 57 deg Position Angle [Equinox] : 46.2 deg [J2000] 46 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 : 210.7543381641 34.7578651181 (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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