NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-22 T23:03:40 PDT
Help | Comment | NED Home

Position data point(s) for object 4C +21.27

4 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 10h11m09.096s +21d12m53.42s   0.60 0.30 90 1996AJ....111.1945D
1 10h11m09.02s +21d12m52.6s 151 MHz 20.00 5.75   1996MNRAS.282..779W
2 10h11m08.6s +21d12m56s 4.85 GHz 35.00 27.90   1991ApJS...75.1011G
3 10h11m08.6s +21d12m56s 4.85 GHz 50.00 50.00   1991ApJS...75....1B
4 10h11m16s +21d13.2m 26.3 MHz 2250.00 419.00   1975AJ.....80..931V

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 10h11m09.02s +21d12m52.6s Equatorial B1950.0: 10h08m23.20s +21d27m41.0s 95% Conf. Ellipse : 2.00e+01 5.75e+00 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 7C 1008+2127 Coord1/Coord2 : HHMMSS: 100823.2 DDMMSS: +212741. Unc1/Unc2/UncPA : 8.0 2.3 0.0 deg Unc. Significance : Uncertainty in arcseconds; internal error Equinox/Epoch : B1950.0 Freq. or Wave. : 151 MHz (OBS)=1.51E+08 Hz Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Broad-band measurement Qualifiers : From new, raw data; Assumed to be on FK4 system Reference Code :
1996MNRAS.282..779W
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 10h11m08.6s +21d12m56s Equatorial B1950.0: 10h08m22.8s +21d27m44s 95% Conf. Ellipse : 3.50e+01 2.79e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB 100822.8+212744 Coord1/Coord2 : HHMMSS: 100822.8 DDMMSS: +212744. Unc1/Unc2/UncPA : 0.8 14. 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: 10h11m08.6s +21d12m56s Equatorial B1950.0: 10h08m22.8s +21d27m44s 95% Conf. Ellipse : 5.00e+01 5.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB[BWE91] 1008+2127 Coord1/Coord2 : HHMMSS: 100822.8 DDMMSS: +212744. 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. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 10h11m16s +21d13.2m Equatorial B1950.0: 10h08m30s +21d28.0m 95% Conf. Ellipse : 2.25e+03 4.19e+02 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : [VE75] CL 1008+21 Coord1/Coord2 : HHMMSS: 100830. DDMMSS: +212800. Unc1/Unc2/UncPA : 0.2 15. 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

Back to NED Home