NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-17 T12:56:53 PDT
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Position data point(s) for object IC 4556

8 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 15h35m22.453s +25d17m49.66s   0.50 0.50   2007SDSS6.C...0000:
1 15h35m22.454s +25d17m49.75s 2MASS Coadded JHK 0.17 0.15 90 2006AJ....131.1163S
2 15h35m22.444s +25d17m49.61s Photographic 0.50 0.50   1987AJ.....94..501K
3 15h35m22.453s +25d17m49.66s r (SDSS) 0.50 0.50   2007SDSS6.C...0000:
4 15h35m22.452s +25d17m49.67s 0.50 0.50   2013AJ....146..151O
5 15h35m22.440s +25d17m49.42s 0.50 0.50   2015A&A...578A..61D
6 15h35m22.452s +25d17m49.66s 0.50 0.50   2016SDSSD.C...0000:
7 15h35m22.50s +25d17m49.0s Photographic IIa-D 2.50 2.50   2000UZC...C......0F
8 15h35m20s +25d18.1m Photographic 150.00 150.00   1963CGCG2.C...0000Z

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.454s +25d17m49.75s Equatorial B1950.0: 15h33m14.183s +25d27m44.73s 95% Conf. Ellipse : 1.75e-01 1.50e-01 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 233.843558 25.297152 Unc1/Unc2/UncPA : 0.07 0.06 90 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. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.444s +25d17m49.61s Equatorial B1950.0: 15h33m14.173s +25d27m44.59s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : NPM1G +25.0393 Coord1/Coord2 : HHMMSS: 153314.173 DDMMSS: +252744.59 Unc1/Unc2/UncPA : 0.20 0.20 Unc. Significance : Uncertainty in arcseconds; rms uncertainty Equinox/Epoch : B1950.0 1976.51 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 :
1987AJ.....94..501K
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.453s +25d17m49.66s Equatorial B1950.0: 15h33m14.182s +25d27m44.63s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J153522.45+251749.6 Coord1/Coord2 : 233.8435549996 25.2971266004 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. 4
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.452s +25d17m49.67s Equatorial B1950.0: 15h33m14.181s +25d27m44.65s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : SDSS J153522.45+251749.6 Coord1/Coord2 : HHMMSS: 153522.4525 DDMMSS: +251749.671 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 :
2013AJ....146..151O
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.440s +25d17m49.42s Equatorial B1950.0: 15h33m14.169s +25d27m44.40s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 233.84350 25.29706 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 :
2015A&A...578A..61D
No. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.452s +25d17m49.66s Equatorial B1950.0: 15h33m14.181s +25d27m44.64s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 233.84355 25.297127 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. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m22.50s +25d17m49.0s Equatorial B1950.0: 15h33m14.23s +25d27m44.0s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : UZC J153522.5+251749 Coord1/Coord2 : HHMMSS: 153522.5 DDMMSS: +251749. 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. 8
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 15h35m20s +25d18.1m Equatorial B1950.0: 15h33m12s +25d28.0m 95% Conf. Ellipse : 1.50e+02 1.50e+02 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : CGCG 1533.2+2528 Coord1/Coord2 : HHMMSS: 153312. DDMMSS: +252800. 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 :
1963CGCG2.C...0000Z

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