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Date and Time of the Query: 2022-01-22 T15:47:38 PST
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Diameter data point(s) for object NGC 2605

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 K_s (2MASS isophotal)
20032MASX.C.......:
12.8 (a) arcsec ... ... 0.580 (b/a) ... ... ... 35
[J2000]
20.0 K-mag arcsec^-2^ 1.38E+14 25.60 ... 0.58 0.42 0.50 55 35
[J2000]
2 K_s (2MASS "total")
20032MASX.C.......:
29.2 (a) arcsec ... ... 0.580 (b/a) ... ... ... 35
[J2000]
Diameter for "total" magnitude 1.38E+14 58.30 ... 0.58 0.42 0.50 55 35
[J2000]
3 r (SDSS Isophotal)
2004SDSS2.C...0000:
14.60 (a) arcsec 11.67 arcsec ... ... ... ... 30.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 29.19 ... 0.80 0.20 0.22 37 31
[J2000]
4 r (SDSS Petrosian)
2004SDSS2.C...0000:
4.40 (a) arcsec ... ... ... 0.06 ... ... ... ... 4.77E+14 8.80 0.11 ... ... ... ... ...
5 r (SDSS de Vaucouleurs)
2004SDSS2.C...0000:
4.93 (a) arcsec ... ... 0.708 (b/a) 0.06 ... ... 36.3
[J2000]
... 4.77E+14 9.86 0.11 0.71 0.29 0.33 45 36
[J2000]
6 r (SDSS Exponential)
2004SDSS2.C...0000:
2.36 (a) arcsec ... ... 0.723 (b/a) 0.02 ... ... 31.5
[J2000]
... 4.77E+14 4.73 0.03 0.72 0.28 0.31 44 32
[J2000]
7 r (SDSS Isophotal)
2007SDSS6.C...0000:
14.60 (a) arcsec 11.67 arcsec ... ... ... ... 30.8
[J2000]
25.0 mag arcsec^-2^ 4.77E+14 29.19 ... 0.80 0.20 0.22 37 31
[J2000]
8 r (SDSS Petrosian)
2007SDSS6.C...0000:
4.40 (a) arcsec ... ... ... 0.057 ... ... ... ... 4.77E+14 8.80 0.12 ... ... ... ... ...
9 r (SDSS deVaucouleurs)
2007SDSS6.C...0000:
4.9302 (a) arcsec ... ... 0.708 (b/a) 0.056 ... ... 36.3
[J2000]
... 4.77E+14 9.86 0.11 0.71 0.29 0.33 45 36
[J2000]
10 r (SDSS Exponential)
2007SDSS6.C...0000:
2.3644 (a) arcsec ... ... 0.723 (b/a) 0.017 ... ... 31.5
[J2000]
... 4.77E+14 4.73 0.03 0.72 0.28 0.31 44 32
[J2000]


Detailed Information for Each Entry

 No. 1
                                Published Units:                    Homogenized Units:

Reference Code                : 20032MASX.C.......:
Published Object Name         : 2MASX J08345328+5248157       
Frequency Targeted            : K_s (2MASS isophotal)         
Major Axis (2a)               : a = 12.8       arcsec               2a = 25.60 arcsec
Uncertainty                   : ...                                 ... 
Minor Axis (2b)               : ...                                 2b = 14.85 arcsec
Uncertainty                   : ...                                 ...
Axis Ratio                    : b/a = 0.580                         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]      :   35   deg [J2000]                  35 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          : 128.722107      52.804375    (J2000)
Qualifiers                    : From new, raw data
NED Comment                   :                                         

No. 2 Published Units: Homogenized Units: Reference Code : 20032MASX.C.......: Published Object Name : 2MASX J08345328+5248157 Frequency Targeted : K_s (2MASS "total") Major Axis (2a) : a = 29.2 arcsec 2a = 58.30 arcsec Uncertainty : ... ... Minor Axis (2b) : ... 2b = 33.81 arcsec Uncertainty : ... ... Axis Ratio : b/a = 0.580 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] : 35 deg [J2000] 35 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 : 128.722107 52.804375 (J2000) Qualifiers : From new, raw data NED Comment :
No. 3 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 14.60 arcsec 2a = 29.19 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 11.67 arcsec 2b = 23.33 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.80 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.20 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.22 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 30.8 deg [J2000] 31 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 : 128.7221375 52.8043060 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 4 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.40 arcsec 2a = 8.80 arcsec Uncertainty : 0.06 arcsec 0.11 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 : 128.7221375 52.8043060 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment :
No. 5 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS de Vaucouleurs) Major Axis (2a) : a = 4.93 arcsec 2a = 9.86 arcsec Uncertainty : 0.06 arcsec 0.11 arcsec Minor Axis (2b) : ... 2b = 6.98 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.708 b/a = 0.71 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.29 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.33 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 36.3 deg [J2000] 36 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 : 128.7221375 52.8043060 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 6 Published Units: Homogenized Units: Reference Code : 2004SDSS2.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.36 arcsec 2a = 4.73 arcsec Uncertainty : 0.02 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 3.42 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.723 b/a = 0.72 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 31.5 deg [J2000] 32 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 : 128.7221375 52.8043060 (J2000) Qualifiers : From new, raw data; DIA_MAJ or DIA_MIN modified from published data NED Comment : Effective (half-light) radius
No. 7 Published Units: Homogenized Units: Reference Code : 2007SDSS6.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Isophotal) Major Axis (2a) : a = 14.60 arcsec 2a = 29.19 arcsec Uncertainty : ... ... Minor Axis (2b) : b = 11.67 arcsec 2b = 23.33 arcsec Uncertainty : ... ... Axis Ratio : ... b/a = 0.80 Uncertainty : ... ... Ellipticity : ... 1 - b/a = 0.20 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.22 Uncertainty : ... ... Cos-1(b/a) : ... 37 deg Position Angle [Equinox] : 30.8 deg [J2000] 31 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 : 128.7221329099 52.8043082475 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Petrosian) Major Axis (2a) : a = 4.40 arcsec 2a = 8.80 arcsec Uncertainty : 0.057 arcsec 0.12 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 : 128.7221329099 52.8043082475 (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 J083453.31+524815.5 Frequency Targeted : r (SDSS deVaucouleurs) Major Axis (2a) : a = 4.9302 arcsec 2a = 9.86 arcsec Uncertainty : 0.056 arcsec 0.11 arcsec Minor Axis (2b) : ... 2b = 6.98 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.708 b/a = 0.71 Uncertainty : 0.008 0.01 Ellipticity : ... 1 - b/a = 0.29 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.33 Uncertainty : ... ... Cos-1(b/a) : ... 45 deg Position Angle [Equinox] : 36.3 deg [J2000] 36 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 : 128.7221329099 52.8043082475 (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 : 2007SDSS6.C...0000: Published Object Name : SDSS J083453.31+524815.5 Frequency Targeted : r (SDSS Exponential) Major Axis (2a) : a = 2.3644 arcsec 2a = 4.73 arcsec Uncertainty : 0.017 arcsec 0.03 arcsec Minor Axis (2b) : ... 2b = 3.42 arcsec Uncertainty : ... 0.00 Axis Ratio : b/a = 0.723 b/a = 0.72 Uncertainty : 0.007 0.01 Ellipticity : ... 1 - b/a = 0.28 Uncertainty : ... ... Eccentricity : ... [(a/b)2-1]/[(a/b)2+1] = 0.31 Uncertainty : ... ... Cos-1(b/a) : ... 44 deg Position Angle [Equinox] : 31.5 deg [J2000] 32 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 : 128.7221329099 52.8043082475 (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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