NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-08-18 T09:03:17 PDT
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Position data point(s) for object B3 1539+409

4 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 15h41m06.43s +40d49m13.0s   2.90 2.10 90 1996AJ....111.1945D
1 15h41m06.445s +40d49m13.53s 0.50 0.50   2015MNRAS.446.2985V
2 15h41m06.7s +40d49m21s 408 MHz 18.50 12.80   1985A&AS...59..255F
3 15h41m06.3s +40d49m06s 4.85 GHz 50.00 50.00   1991ApJS...75....1B
4 15h41m06.8s +40d49m15s 4.85 GHz 52.50 42.50   1991ApJS...75.1011G

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h41m06.445s +40d49m13.53s Equatorial B1950.0: 15h39m20.105s +40d58m47.41s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 154106.4447 DDMMSS: +404913.526 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: 15h41m06.7s +40d49m21s Equatorial B1950.0: 15h39m20.4s +40d58m55s 95% Conf. Ellipse : 1.85e+01 1.28e+01 arcsec 180 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : B3 1539+409 Coord1/Coord2 : HHMMSS: 153920.4 DDMMSS: +405855. Unc1/Unc2/UncPA : 5.1 7.4 deg Unc. Significance : Uncertainty in arcseconds; rms uncertainty Equinox/Epoch : B1950.0 1977.3 Freq. or Wave. : 408 MHz (OBS)=4.08E+08 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1985A&AS...59..255F
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h41m06.3s +40d49m06s Equatorial B1950.0: 15h39m20.0s +40d58m40s 95% Conf. Ellipse : 5.00e+01 5.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB[BWE91] 1539+4058 Coord1/Coord2 : HHMMSS: 153920.0 DDMMSS: +405840. 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: 15h41m06.8s +40d49m15s Equatorial B1950.0: 15h39m20.5s +40d58m49s 95% Conf. Ellipse : 5.25e+01 4.25e+01 arcsec 180 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : 87GB 153920.5+405849 Coord1/Coord2 : HHMMSS: 153920.5 DDMMSS: +405849. Unc1/Unc2/UncPA : 1.5 21. 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

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