NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-02-16 T22:44:56 PST
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Position data point(s) for object NGC 4644

15 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 12h42m42.657s +55d08m43.85s   0.50 0.50   2007SDSS6.C...0000:
1 12h42m42.6600s +55d08m43.656s       2011MNRAS.412.1419L
2 12h42m42.6640s +55d08m43.897s       2015A&A...576A.135G
3 12h42m42.661s +55d08m44.03s 2MASS Coadded JHK 0.17 0.15 83 2006AJ....131.1163S
4 12h42m42.660s +55d08m43.80s 0.50 0.50   2012A&A...544A..81H
5 12h42m42.657s +55d08m43.85s r (SDSS) 0.50 0.50   2007SDSS6.C...0000:
6 12h42m42.656s +55d08m43.84s r' (SDSS) 0.50 0.50   2004SDSS3.C...0000:
7 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
8 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
9 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
10 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
11 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
12 12h42m42.662s +55d08m43.89s 0.50 0.50   2015MNRAS.446.3749Y
13 12h42m42.662s +55d08m43.90s 0.50 0.50   2015MNRAS.448.3442G
14 12h42m42.655s +55d08m43.85s 0.50 0.50   2016SDSSD.C...0000:
15 12h42m42.90s +55d08m41.0s Photographic IIa-D 2.50 2.50   2000UZC...C......0F

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.6600s +55d08m43.656s Equatorial B1950.0: 12h40m26.3002s +55d25m09.154s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124242.6600 DDMMSS: +550843.656 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: 12h42m42.6640s +55d08m43.897s Equatorial B1950.0: 12h40m26.3043s +55d25m09.395s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124242.664 DDMMSS: +550843.897 Unc1/Unc2/UncPA : Unc. Significance : No uncertainty given Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal FK5 Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2015A&A...576A.135G
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.661s +55d08m44.03s Equatorial B1950.0: 12h40m26.302s +55d25m09.53s 95% Conf. Ellipse : 1.75e-01 1.50e-01 arcsec 83 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.677756 55.145565 Unc1/Unc2/UncPA : 0.07 0.06 83 deg 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. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.660s +55d08m43.80s Equatorial B1950.0: 12h40m26.300s +55d25m09.30s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J124242.66+550843.8 Coord1/Coord2 : HHMMSS: 124242.6600 DDMMSS: +550843.800 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 :
2012A&A...544A..81H
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.657s +55d08m43.85s Equatorial B1950.0: 12h40m26.297s +55d25m09.34s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J124242.65+550843.8 Coord1/Coord2 : 190.6777369874 55.1455129327 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. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.656s +55d08m43.84s Equatorial B1950.0: 12h40m26.296s +55d25m09.34s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J124242.66+550843.8 Coord1/Coord2 : 190.677734 55.145512 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. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124242.6619 DDMMSS: +550843.893 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.446.3749Y
No. 8
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.67775788 55.14552627 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.446.3749Y
No. 9
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124242.6619 DDMMSS: +550843.893 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.446.3749Y
No. 10
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.67775788 55.14552627 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.446.3749Y
No. 11
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 124242.6619 DDMMSS: +550843.893 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.446.3749Y
No. 12
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.89s Equatorial B1950.0: 12h40m26.302s +55d25m09.39s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.67775788 55.14552627 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.446.3749Y
No. 13
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.662s +55d08m43.90s Equatorial B1950.0: 12h40m26.303s +55d25m09.40s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.67776 55.145527 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. 14
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.655s +55d08m43.85s Equatorial B1950.0: 12h40m26.295s +55d25m09.35s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 190.67773 55.145515 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. 15
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 12h42m42.90s +55d08m41.0s Equatorial B1950.0: 12h40m26.54s +55d25m06.5s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : UZC J124242.9+550841 Coord1/Coord2 : HHMMSS: 124242.9 DDMMSS: +550841. 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

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