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Date and Time of the Query: 2019-04-23 T15:28:51 PDT
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Position data point(s) for object NGC 4646

12 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 12h42m52.120s +54d51m21.57s   0.50 0.50   2007SDSS6.C...0000:
1 12h42m52.1304s +54d51m21.672s       2011MNRAS.412.1419L
2 12h42m52.1800s +54d51m21.500s       2015ApJS..218...10V
3 12h42m52.1900s +54d51m22.000s       2016ApJ...819...11V
4 12h42m52.125s +54d51m21.53s 2MASS Coadded JHK 0.15 0.15   2006AJ....131.1163S
5 12h42m52.123s +54d51m21.57s r' (SDSS) 0.50 0.50   2004SDSS3.C...0000:
6 12h42m52.120s +54d51m21.57s r (SDSS) 0.50 0.50   2007SDSS6.C...0000:
7 12h42m52.128s +54d51m21.56s 0.50 0.50   2016SDSSD.C...0000:
8 12h42m52.20s +54d51m22.0s Photographic IIa-D 2.50 2.50   2000UZC...C......0F
9 12h42m52.18s +54d51m24.6s Photographic 10.00 10.00   1976ApJS...31..187D
10 12h42m52.1s +54d51m22s 15.00 15.00   2012ApJ...756..117F
11 12h42m50.3s +54d51m05s IRAS 70.00 20.00 140 1990IRASF.C...0000M
12 12h42m52s +54d50.6m Photographic 150.00 150.00   1966CGCG3.C...0000Z

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.1304s +54d51m21.672s Equatorial B1950.0: 12h40m35.6484s +55d07m47.047s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124252.1304 DDMMSS: +545121.672 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. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.1800s +54d51m21.500s Equatorial B1950.0: 12h40m35.6983s +55d07m46.875s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124252.18 DDMMSS: +545121.5 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 :
2015ApJS..218...10V
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.1900s +54d51m22.000s Equatorial B1950.0: 12h40m35.7085s +55d07m47.374s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124252.19 DDMMSS: +545122.0 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 :
2016ApJ...819...11V
No. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.125s +54d51m21.53s Equatorial B1950.0: 12h40m35.643s +55d07m46.90s 95% Conf. Ellipse : 1.50e-01 1.50e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.717189 54.85598 Unc1/Unc2/UncPA : 0.06 0.06 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. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.123s +54d51m21.57s Equatorial B1950.0: 12h40m35.640s +55d07m46.94s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J124252.12+545121.6 Coord1/Coord2 : 190.717178 54.855991 Unc1/Unc2/UncPA : 0.2 0.2 Unc. Significance : Uncertainty in arcseconds; typical accuracy Equinox/Epoch : J2000.0 Freq. or Wave. : r' (SDSS) (OBS)=4.79E+14 Hz Sys/Units/Frame : Equatorial Decimal degree ICR Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
2004SDSS3.C...0000:
No. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.120s +54d51m21.57s Equatorial B1950.0: 12h40m35.638s +55d07m46.94s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J124252.12+545121.5 Coord1/Coord2 : 190.7171676326 54.8559910040 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. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.128s +54d51m21.56s Equatorial B1950.0: 12h40m35.646s +55d07m46.94s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.7172 54.85599 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. 8
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.20s +54d51m22.0s Equatorial B1950.0: 12h40m35.72s +55d07m47.4s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : UZC J124252.2+545122 Coord1/Coord2 : HHMMSS: 124252.2 DDMMSS: +545122. Unc1/Unc2/UncPA : 1.0 1.0 Unc. Significance : Uncertainty in arcseconds; typical accuracy Equinox/Epoch : J2000.0 Freq. or Wave. : Photographic IIa-D (OBS)=5.20E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : Homogenized from previously published data Reference Code :
2000UZC...C......0F
No. 9
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.18s +54d51m24.6s Equatorial B1950.0: 12h40m35.70s +55d07m50.0s 95% Conf. Ellipse : 1.00e+01 1.00e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : UGC 07892 Coord1/Coord2 : HHMMSS: 124035.7 DDMMSS: +550750. Unc1/Unc2/UncPA : 4. 4. Unc. Significance : Uncertainty in arcseconds; rms uncertainty Equinox/Epoch : B1950.0 Freq. or Wave. : Photographic (OBS)=6.81E+14 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1976ApJS...31..187D
No. 10
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52.1s +54d51m22s Equatorial B1950.0: 12h40m35.6s +55d07m47s 95% Conf. Ellipse : 1.50e+01 1.50e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : NGC 4646 Coord1/Coord2 : HHMMSS: 124252.1 DDMMSS: +545122. 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 :
2012ApJ...756..117F
No. 11
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m50.3s +54d51m05s Equatorial B1950.0: 12h40m33.8s +55d07m30s 95% Conf. Ellipse : 7.00e+01 2.00e+01 arcsec 140 deg NED comment : Weighted mean of detected bands in FSC. ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : IRAS F12405+5507 Coord1/Coord2 : HHMMSS: 124033.8 DDMMSS: +550730. Unc1/Unc2/UncPA : 28. 8. 140 deg Unc. Significance : Uncertainty in arcseconds; 1 sigma 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 reprocessed raw data Reference Code :
1990IRASF.C...0000M
No. 12
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m52s +54d50.6m Equatorial B1950.0: 12h40m36s +55d07.0m 95% Conf. Ellipse : 1.50e+02 1.50e+02 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : CGCG 1240.6+5507 Coord1/Coord2 : HHMMSS: 124036. DDMMSS: +550700. Unc1/Unc2/UncPA : 60. 60. 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 :
1966CGCG3.C...0000Z

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