NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-25 T05:31:51 PDT
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Position data point(s) for object NGC 3918

7 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 11h50m17.95s -57d10m56.4s   2.50 2.25   2010MNRAS.402.2403M
1 11h50m17.647s -57d10m54.39s 2MASS Coadded JHK 0.20 0.20   2006AJ....131.1163S
2 11h50m17.95s -57d10m56.4s 1.50 1.50   2013MNRAS.434..956C
3 11h50m17.95s -57d10m56.4s 2.50 2.50   2011MNRAS.417.2651M
4 11h50m17.50s -57d11m02.0s 4.85 GHz 15.00 10.00 90 1994ApJS...91..111W
5 11h50m17.21s -57d10m53.3s IRAS 15.00 5.00 150 1988IRASP.C2..0000:
6 11h50m17.5s -57d11m03s 4.85 GHz 18.40 15.00 90 1994ApJS...90..173G
7 11h50m16.8s -57d10m59s Photographic IIIa-J 37.50 37.50   1987AMCAT.C...0000A

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.647s -57d10m54.39s Equatorial B1950.0: 11h47m48.823s -56d54m13.01s 95% Conf. Ellipse : 2.00e-01 2.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 177.573529 -57.181774 Unc1/Unc2/UncPA : 0.08 0.08 Unc. Significance : Uncertainty in arcseconds; 68% confidence level Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Decimal degree ICR Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
2006AJ....131.1163S
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.95s -57d10m56.4s Equatorial B1950.0: 11h47m49.12s -56d54m15.0s 95% Conf. Ellipse : 1.50e+00 1.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AT20G J115017-571056 Coord1/Coord2 : HHMMSS: 115017.95 DDMMSS: -571056.4 Unc1/Unc2/UncPA : 1.5 1.5 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.434..956C
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.95s -57d10m56.4s Equatorial B1950.0: 11h47m49.12s -56d54m15.0s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AT20G J115017-571056 Coord1/Coord2 : HHMMSS: 115017.95 DDMMSS: -571056.4 Unc1/Unc2/UncPA : 2.5 2.5 Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2011MNRAS.417.2651M
No. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.50s -57d11m02.0s Equatorial B1950.0: 11h47m48.68s -56d54m20.6s 95% Conf. Ellipse : 1.50e+01 1.00e+01 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : PMN J1150-5711 Coord1/Coord2 : HHMMSS: 115017.5 DDMMSS: -571102. Unc1/Unc2/UncPA : 6. 4. deg Unc. Significance : Uncertainty in arcseconds; rms uncertainty Equinox/Epoch : J2000.0 1990.43 Freq. or Wave. : 4.85 GHz (OBS)=4.85E+09 Hz Sys/Units/Frame : Equatorial Sexagesimal FK5 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1994ApJS...91..111W
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.21s -57d10m53.3s Equatorial B1950.0: 11h47m48.39s -56d54m11.9s 95% Conf. Ellipse : 1.50e+01 5.00e+00 arcsec 150 deg NED comment : Weighted mean of detected bands in PSC. ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : IRAS 11478-5654 Coord1/Coord2 : HHMMSS: 114748.4 DDMMSS: -565412. Unc1/Unc2/UncPA : 15. 5. 150 deg Unc. Significance : Uncertainty in arcseconds; 95% confidence level Equinox/Epoch : B1950.0 1983.5 Freq. or Wave. : IRAS (OBS)=5.00E+12 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1988IRASP.C2..0000:
No. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m17.5s -57d11m03s Equatorial B1950.0: 11h47m48.7s -56d54m22s 95% Conf. Ellipse : 1.84e+01 1.50e+01 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : PMNM 114748.7-565422 Coord1/Coord2 : HHMMSS: 114748.7 DDMMSS: -565422. Unc1/Unc2/UncPA : 0.9 6 deg Unc. Significance : Uncertainty in time seconds and arcseconds; rms uncertainty Equinox/Epoch : B1950.0 1992.43 Freq. or Wave. : 4.85 GHz (OBS)=4.85E+09 Hz Sys/Units/Frame : Equatorial Sexagesimal FK5 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1994ApJS...90..173G
No. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 11h50m16.8s -57d10m59s Equatorial B1950.0: 11h47m48.0s -56d54m18s 95% Conf. Ellipse : 3.75e+01 3.75e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AM 1147-565 Coord1/Coord2 : HHMMSS: 114748. DDMMSS: -5654.3 Unc1/Unc2/UncPA : 15. 15. Unc. Significance : Uncertainty in arcseconds; typical accuracy Equinox/Epoch : B1950.0 Freq. or Wave. : Photographic IIIa-J (OBS)=6.48E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1987AMCAT.C...0000A

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