NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-22 T20:22:46 PDT
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Position data point(s) for object IC 3998

18 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 12h59m46.780s +27d58m25.86s   0.50 0.50   2007SDSS6.C...0000:
1 12h59m46.7830s +27d58m25.989s       2014MNRAS.441.3083W
2 12h59m46.7496s +27d58m25.680s       2011MNRAS.412.1419L
3 12h59m46.8000s +27d58m25.000s       2016AJ....152...50T
4 12h59m46.7832s +27d58m25.896s       2016A&A...591A..38C
5 12h59m46.783s +27d58m26.08s 0.50 0.50   2011MNRAS.414.3052D
6 12h59m46.776s +27d58m26.04s 0.50 0.50   2014MNRAS.440.1690H
7 12h59m46.781s +27d58m25.83s 0.50 0.50   2015MNRAS.448.3442G
8 12h59m46.781s +27d58m25.86s 0.50 0.50   2016SDSSD.C...0000:
9 12h59m46.781s +27d58m25.86s 0.50 0.50   2016SDSSD.C...0000:
10 12h59m46.780s +27d58m25.86s r (SDSS) 0.50 0.50   2007SDSS6.C...0000:
11 12h59m46.785s +27d58m25.97s IR (Spitzer) 0.60 0.60   2013SSTSLC4.2....0C
12 12h59m46.80s +27d58m25.7s 2.50 2.50   2013AJ....146...86T
13 12h59m46.80s +27d58m26.4s 2.50 2.50   2015MNRAS.453.3729H
14 12h59m46.54s +27d58m26.5s Photographic 5.00 5.00   1994PrivC.U..N....M
15 12h59m46.8s +27d58m25s 15.00 15.00   2012A&A...547A..65B
16 12h59m46.9s +27d58m24s 15.00 15.00   2012MNRAS.420.2835K
17 12h59m47.2s +27d58m36s Photographic 103a-O 25.00 25.00   1980ApJS...42..565D
18 12h59m46.7s +27d58m26s Photographic 37.50 37.50   1963CGCG2.C...0000Z

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.7830s +27d58m25.989s Equatorial B1950.0: 12h57m22.0425s +28d14m35.525s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : ABELL 1656:[GMP83] 3170 Coord1/Coord2 : HHMMSS: 125946.7830 DDMMSS: +275825.989 Unc1/Unc2/UncPA : Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2014MNRAS.441.3083W
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.7496s +27d58m25.680s Equatorial B1950.0: 12h57m22.0090s +28d14m35.217s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 125946.7496 DDMMSS: +275825.680 Unc1/Unc2/UncPA : Unc. Significance : Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2011MNRAS.412.1419L
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.8000s +27d58m25.000s Equatorial B1950.0: 12h57m22.0595s +28d14m34.536s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 125946.8 DDMMSS: +275825. Unc1/Unc2/UncPA : Unc. Significance : No uncertainty given Equinox/Epoch : J2000 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2016AJ....152...50T
No. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.7832s +27d58m25.896s Equatorial B1950.0: 12h57m22.0427s +28d14m35.432s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 194.94493 27.97386 Unc1/Unc2/UncPA : Unc. Significance : No uncertainty given Equinox/Epoch : J2000 Freq. or Wave. : Sys/Units/Frame : Equatorial Decimal degree FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2016A&A...591A..38C
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.783s +27d58m26.08s Equatorial B1950.0: 12h57m22.043s +28d14m35.61s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : COMAi J125946.775+275825.88 Coord1/Coord2 : HHMMSS: 125946.7832 DDMMSS: +275826.076 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 :
2011MNRAS.414.3052D
No. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.776s +27d58m26.04s Equatorial B1950.0: 12h57m22.035s +28d14m35.58s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J125946.77+275826.0 Coord1/Coord2 : HHMMSS: 125946.7760 DDMMSS: +275826.040 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 :
2014MNRAS.440.1690H
No. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.781s +27d58m25.83s Equatorial B1950.0: 12h57m22.040s +28d14m35.37s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 194.94492 27.973843 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 Decimal degree FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2015MNRAS.448.3442G
No. 8
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.781s +27d58m25.86s Equatorial B1950.0: 12h57m22.040s +28d14m35.40s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 194.94492 27.97385 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. 9
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.781s +27d58m25.86s Equatorial B1950.0: 12h57m22.040s +28d14m35.40s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 194.94492 27.97385 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. 10
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.780s +27d58m25.86s Equatorial B1950.0: 12h57m22.040s +28d14m35.40s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J125946.78+275825.8 Coord1/Coord2 : 194.9449178833 27.9738502531 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. 11
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.785s +27d58m25.97s Equatorial B1950.0: 12h57m22.044s +28d14m35.50s 95% Conf. Ellipse : 6.00e-01 6.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 1.9494494E+02 2.7973880E+01 Unc1/Unc2/UncPA : 0.6 0.6 Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Decimal degree Frequency Mode : Broad-band measurement Qualifiers : Uncertain origin Reference Code :
2013SSTSLC4.2....0C
No. 12
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.80s +27d58m25.7s Equatorial B1950.0: 12h57m22.06s +28d14m35.2s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : IC 3998 Coord1/Coord2 : HHMMSS: 125946.8 DDMMSS: +275825.7 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 :
2013AJ....146...86T
No. 13
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.80s +27d58m26.4s Equatorial B1950.0: 12h57m22.06s +28d14m35.9s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 194.945 27.974 Unc1/Unc2/UncPA : 2.5 2.5 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 :
2015MNRAS.453.3729H
No. 14
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.54s +27d58m26.5s Equatorial B1950.0: 12h57m21.80s +28d14m36.0s 95% Conf. Ellipse : 5.00e+00 5.00e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : ABELL 1656:[GMP83] 3170 Coord1/Coord2 : HHMMSS: 125721.8 DDMMSS: +281436. Unc1/Unc2/UncPA : 2.0 2.0 Unc. Significance : Uncertainty in arcseconds; estimated error Equinox/Epoch : B1950.0 1976.4 Freq. or Wave. : Photographic (OBS)=6.89E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : Transformed from previously published data Reference Code :
1994PrivC.U..N....M
No. 15
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.8s +27d58m25s Equatorial B1950.0: 12h57m22.1s +28d14m35s 95% Conf. Ellipse : 1.50e+01 1.50e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : IC 3998 Coord1/Coord2 : HHMMSS: 125946.81 DDMMSS: +275825.3 Unc1/Unc2/UncPA : 15. 15. Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2012A&A...547A..65B
No. 16
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.9s +27d58m24s Equatorial B1950.0: 12h57m22.1s +28d14m34s 95% Conf. Ellipse : 1.50e+01 1.50e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : ABELL 1656:[GMP83] 3170 Coord1/Coord2 : HHMMSS: 125946.88 DDMMSS: +275824.04 Unc1/Unc2/UncPA : 15. 15. Unc. Significance : Uncertainty in arcseconds Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2012MNRAS.420.2835K
No. 17
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m47.2s +27d58m36s Equatorial B1950.0: 12h57m22.5s +28d14m46s 95% Conf. Ellipse : 2.50e+01 2.50e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : ABELL 1656:[D80] 152 Coord1/Coord2 : HHMMSS: 125722.5 DDMMSS: +281446 Unc1/Unc2/UncPA : 10.0 10.0 Unc. Significance : Uncertainty in arcseconds; typical accuracy Equinox/Epoch : B1950.0 Freq. or Wave. : Photographic 103a-O (OBS)=6.89E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Broad-band measurement Qualifiers : From new, raw data; Assumed to be on FK4 system Reference Code :
1980ApJS...42..565D
No. 18
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h59m46.7s +27d58m26s Equatorial B1950.0: 12h57m22.0s +28d14m36s 95% Conf. Ellipse : 3.75e+01 3.75e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : CGCG 125722+2814.6 Coord1/Coord2 : HHMMSS: 125722. DDMMSS: +281436. Unc1/Unc2/UncPA : 15. 15. Unc. Significance : Uncertainty in arcseconds; 1 sigma Equinox/Epoch : B1950.0 Freq. or Wave. : Photographic (OBS)=6.81E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal FK3 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1963CGCG2.C...0000Z

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