NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-26 T10:30:11 PDT
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Position data point(s) for object 3C 248

6 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 11h00m04.66s +30d27m02.4s   8.00 7.80   2007AJ....134.1245C
1 11h00m04.78s +30d27m10.5s 151 MHz 14.50 5.75   1996MNRAS.282..779W
2 11h00m05.0s +30d27m20s 4.85 GHz 37.50 29.00   1991ApJS...75.1011G
3 11h00m04.98s +30d26m47.5s 408 MHz 40.00 10.00   1970A&AS....1..281C
4 11h00m05.1s +30d27m20s 4.85 GHz 50.00 50.00   1991ApJS...75....1B
5 11h00m04.6s +30d27m10s 1400 MHz (NRAO) 51.50 28.50 90 1966ApJS...13...65P
6 10h59m56s +30d23.9m 26.3 MHz 1800.00 387.00   1975AJ.....80..931V

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h00m04.78s +30d27m10.5s Equatorial B1950.0: 10h57m20.60s +30d43m17.0s 95% Conf. Ellipse : 1.45e+01 5.75e+00 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 7C 1057+3043 Coord1/Coord2 : HHMMSS: 105720.6 DDMMSS: +304317. Unc1/Unc2/UncPA : 5.8 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: 11h00m05.0s +30d27m20s Equatorial B1950.0: 10h57m20.8s +30d43m26s 95% Conf. Ellipse : 3.75e+01 2.90e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB 105720.8+304326 Coord1/Coord2 : HHMMSS: 105720.8 DDMMSS: +304326. Unc1/Unc2/UncPA : 0.9 15. 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: 11h00m04.98s +30d26m47.5s Equatorial B1950.0: 10h57m20.80s +30d42m54.0s 95% Conf. Ellipse : 4.00e+01 1.00e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : B2 1057+30 Coord1/Coord2 : HHMMSS: 105720.8 DDMMSS: +304254. 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: 11h00m05.1s +30d27m20s Equatorial B1950.0: 10h57m20.9s +30d43m26s 95% Conf. Ellipse : 5.00e+01 5.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB[BWE91] 1057+3043 Coord1/Coord2 : HHMMSS: 105720.9 DDMMSS: +304326. 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: 11h00m04.6s +30d27m10s Equatorial B1950.0: 10h57m20.4s +30d43m16s 95% Conf. Ellipse : 5.15e+01 2.85e+01 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : NRAO 0361 Coord1/Coord2 : HHMMSS: 105720.4 DDMMSS: +304316 Unc1/Unc2/UncPA : 3.5 25 deg Unc. Significance : Uncertainty in time seconds and arcseconds; 90% confidence level Equinox/Epoch : B1950.0 Freq. or Wave. : 1400 MHz (NRAO) (OBS)=1.40E+09 Hz Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1966ApJS...13...65P
No. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 10h59m56s +30d23.9m Equatorial B1950.0: 10h57m12s +30d40.0m 95% Conf. Ellipse : 1.80e+03 3.87e+02 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : [VE75] CL 1057+30 Coord1/Coord2 : HHMMSS: 105712. DDMMSS: +304000. Unc1/Unc2/UncPA : 0.2 12. 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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