NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-05-20 T17:24:18 PDT
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Position data point(s) for object 4C +52.18

6 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 08h19m47.511s +52d32m27.14s   0.50 0.50   2007SDSS6.C...0000:
1 08h19m47.511s +52d32m27.14s r (SDSS) 0.50 0.50   2007SDSS6.C...0000:
2 08h19m47.550s +52d32m29.50s 0.50 0.50   2013MNRAS.430.3086G
3 08h19m47.505s +52d32m27.14s 0.50 0.50   2016SDSSD.C...0000:
4 08h19m47.9s +52d32m37s 4.85 GHz 22.50 20.50   1991ApJS...75.1011G
5 08h19m48.1s +52d32m38s 4.85 GHz 50.00 50.00   1991ApJS...75....1B
6 08h19m28s +52d36.6m 26.3 MHz 4350.00 681.00   1975AJ.....80..931V

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m47.511s +52d32m27.14s Equatorial B1950.0: 08h16m01.692s +52d41m54.36s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J081947.51+523227.1 Coord1/Coord2 : 124.9479618275 52.5408722743 Unc1/Unc2/UncPA : 0.2 0.2 Unc. Significance : Uncertainty in arcseconds; typical accuracy Equinox/Epoch : J2000.0 Freq. or Wave. : r (SDSS) (OBS)=4.77E+14 Hz Sys/Units/Frame : Equatorial Decimal degree ICR Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
2007SDSS6.C...0000:
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m47.550s +52d32m29.50s Equatorial B1950.0: 08h16m01.729s +52d41m56.72s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 4C +52.18 Coord1/Coord2 : HHMMSS: 081947.55 DDMMSS: +523229.50 Unc1/Unc2/UncPA : 0.5 0.5 Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2013MNRAS.430.3086G
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m47.505s +52d32m27.14s Equatorial B1950.0: 08h16m01.687s +52d41m54.36s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 124.9479400 52.540871 Unc1/Unc2/UncPA : 0.5 0.5 Unc. Significance : Uncertainty in arcseconds; 95% confidence level Equinox/Epoch : J2000 Freq. or Wave. : Sys/Units/Frame : Equatorial Decimal degree FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2016SDSSD.C...0000:
No. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m47.9s +52d32m37s Equatorial B1950.0: 08h16m02.1s +52d42m04s 95% Conf. Ellipse : 2.25e+01 2.05e+01 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB 081602.1+524204 Coord1/Coord2 : HHMMSS: 081602.1 DDMMSS: +524204. Unc1/Unc2/UncPA : 0.9 9. 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. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m48.1s +52d32m38s Equatorial B1950.0: 08h16m02.3s +52d42m05s 95% Conf. Ellipse : 5.00e+01 5.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB[BWE91] 0816+5242 Coord1/Coord2 : HHMMSS: 081602.3 DDMMSS: +524205. 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. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 08h19m28s +52d36.6m Equatorial B1950.0: 08h15m42s +52d46.0m 95% Conf. Ellipse : 4.35e+03 6.81e+02 arcsec 0 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : [VE75] CL 0815+52 Coord1/Coord2 : HHMMSS: 081542. DDMMSS: +524600. Unc1/Unc2/UncPA : 0.5 29. 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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