NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-23 T17:58:28 PDT
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Position data point(s) for object 4C +31.27

5 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 07h24m29.827s +31d31m39.96s   1.30 0.90 90 1996AJ....111.1945D
1 07h24m29.848s +31d31m38.93s 0.50 0.50   2015MNRAS.446.2985V
2 07h24m29.4s +31d31m38s 4.85 GHz 27.50 25.50   1991ApJS...75.1011G
3 07h24m29.95s +31d31m47.4s 408 MHz 40.00 10.00   1970A&AS....1..281C
4 07h24m29.3s +31d31m39s 4.85 GHz 50.00 50.00   1991ApJS...75....1B
5 07h25m00s +31d30.1m 26.3 MHz 3150.00 575.00   1975AJ.....80..931V

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 07h24m29.848s +31d31m38.93s Equatorial B1950.0: 07h21m17.701s +31d37m33.53s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 072429.8481 DDMMSS: +313138.928 Unc1/Unc2/UncPA : 0.5 0.5 Unc. Significance : Uncertainty in arcseconds; 95% confidence level Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2015MNRAS.446.2985V
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 07h24m29.4s +31d31m38s Equatorial B1950.0: 07h21m17.3s +31d37m33s 95% Conf. Ellipse : 2.75e+01 2.55e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB 072117.3+313733 Coord1/Coord2 : HHMMSS: 072117.3 DDMMSS: +313733. Unc1/Unc2/UncPA : 0.8 11. deg Unc. Significance : Uncertainty in time seconds and arcseconds; rms uncertainty Equinox/Epoch : B1950.0 Freq. or Wave. : 4.85 GHz (OBS)=4.85E+09 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1991ApJS...75.1011G
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 07h24m29.95s +31d31m47.4s Equatorial B1950.0: 07h21m17.80s +31d37m42.0s 95% Conf. Ellipse : 4.00e+01 1.00e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : B2 0721+31 Coord1/Coord2 : HHMMSS: 072117.8 DDMMSS: +313742. Unc1/Unc2/UncPA : 16 4 0 deg Unc. Significance : Uncertainty in arcseconds; uncertainty Equinox/Epoch : B1950.0 Freq. or Wave. : 408 MHz (OBS)=4.08E+08 Hz Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1970A&AS....1..281C
No. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 07h24m29.3s +31d31m39s Equatorial B1950.0: 07h21m17.2s +31d37m34s 95% Conf. Ellipse : 5.00e+01 5.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB[BWE91] 0721+3137 Coord1/Coord2 : HHMMSS: 072117.2 DDMMSS: +313734. Unc1/Unc2/UncPA : 50. 50. Unc. Significance : Uncertainty in arcseconds; 95% confidence level Equinox/Epoch : B1950.0 Freq. or Wave. : 4.85 GHz (OBS)=4.85E+09 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From reprocessed raw data Reference Code :
1991ApJS...75....1B
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 07h25m00s +31d30.1m Equatorial B1950.0: 07h21m48s +31d36.0m 95% Conf. Ellipse : 3.15e+03 5.75e+02 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : [VE75] CL 0721+31 Coord1/Coord2 : HHMMSS: 072148. DDMMSS: +313600. Unc1/Unc2/UncPA : 0.3 21. deg Unc. Significance : Uncertainty in time minutes and arcminutes; uncertainty Equinox/Epoch : B1950.0 Freq. or Wave. : 26.3 MHz (OBS)=2.63E+07 Hz Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1975AJ.....80..931V

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