NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-24 T18:58:47 PDT
Help | Comment | NED Home

Position data point(s) for object NGC 6557

15 position data point(s) found in NED.


No.Equatorial J2000.0Frequency or WavelengthUncertainty EllipseReference Code
LongitudeLatitudeSemi-Maj.(arcsec) Semi-Min.PA
0 18h21m24.822s -76d34m58.68s   1.22 0.99   1996A&AS..120..201L
1 18h21m24.6700s -76d35m00.000s       2014MNRAS.440..696A
2 18h21m24.6600s -76d34m59.880s       2014MNRAS.445.2677S
3 18h21m24.7000s -76d35m00.000s       2016AJ....152...50T
4 18h21m24.6873s -76d35m00.147s 0.07 0.02 90 2011MNRAS.414.2528P
5 18h21m24.819s -76d35m00.15s 2MASS Coadded JHK 0.17 0.15 7 2006AJ....131.1163S
6 18h21m24.840s -76d34m59.80s 0.50 0.50   2011MNRAS.417.2651M
7 18h21m24.667s -76d34m59.99s 0.50 0.50   2012A&A...544A..18V
8 18h21m25.150s -76d34m59.60s 0.50 0.50   2014MNRAS.438..796S
9 18h21m25.15s -76d34m59.6s 1.50 1.50   2013MNRAS.434..956C
10 18h21m25.15s -76d34m59.6s 2.50 2.50   2011MNRAS.417.2651M
11 18h21m25.33s -76d35m00.3s Photographic 7.50 7.50   1982ESOU..C...0000L
12 18h21m25.30s -76d34m55.3s 408 MHz 12.50 9.56 179 1981MNRAS.194..693L
13 18h21m23.8s -76d35m05s 4.85 GHz 17.50 12.50 90 1994ApJS...91..111W
14 18h21m24.8s -76d35m01s 4.85 GHz 18.20 15.00 89 1994ApJS...90..173G
15 18h21m25.3s -76d34m54s Photographic IIIa-J 37.50 37.50   1987AMCAT.C...0000A

Detailed information for each entry

No. 1
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.6700s -76d35m00.000s Equatorial B1950.0: 18h14m11.3401s -76d36m17.667s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : NGC 6557 Coord1/Coord2 : HHMMSS: 182124.67 DDMMSS: -763500.0 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.440..696A
No. 2
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.6600s -76d34m59.880s Equatorial B1950.0: 18h14m11.3308s -76d36m17.546s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 182124.6600 DDMMSS: -763459.880 Unc1/Unc2/UncPA : Unc. Significance : Equinox/Epoch : J2000.0 Freq. or Wave. : Sys/Units/Frame : Equatorial Sexagesimal Frequency Mode : Qualifiers : Uncertain origin Reference Code :
2014MNRAS.445.2677S
No. 3
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.7000s -76d35m00.000s Equatorial B1950.0: 18h14m11.3702s -76d36m17.669s 95% Conf. Ellipse : NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : HHMMSS: 182124.7 DDMMSS: -763500. 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: 18h21m24.6873s -76d35m00.147s Equatorial B1950.0: 18h14m11.3566s -76d36m17.815s 95% Conf. Ellipse : 6.60e-02 1.90e-02 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : LCS1 J1821-7635 Coord1/Coord2 : HHMMSS: 182124.6873 DDMMSS: -763500.147 Unc1/Unc2/UncPA : 0.066 0.019 90 deg 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.414.2528P
No. 5
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.819s -76d35m00.15s Equatorial B1950.0: 18h14m11.489s -76d36m17.82s 95% Conf. Ellipse : 1.75e-01 1.50e-01 arcsec 7 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : Coord1/Coord2 : 275.353415 -76.583374 Unc1/Unc2/UncPA : 0.07 0.06 7 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. 6
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.840s -76d34m59.80s Equatorial B1950.0: 18h14m11.511s -76d36m17.48s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : [MSC2011] J182124.84-763459.8 Coord1/Coord2 : HHMMSS: 182124.84 DDMMSS: -763459.8 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.417.2651M
No. 7
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.667s -76d34m59.99s Equatorial B1950.0: 18h14m11.337s -76d36m17.65s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : NGC 6557 Coord1/Coord2 : HHMMSS: 182124.6672 DDMMSS: -763459.988 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..18V
No. 8
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.150s -76d34m59.60s Equatorial B1950.0: 18h14m11.823s -76d36m17.30s 95% Conf. Ellipse : 5.00e-01 5.00e-01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AT20G J182125-763459 Coord1/Coord2 : HHMMSS: 182125.15 DDMMSS: -763459.6 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.438..796S
No. 9
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.15s -76d34m59.6s Equatorial B1950.0: 18h14m11.82s -76d36m17.3s 95% Conf. Ellipse : 1.50e+00 1.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AT20G J182125-763459 Coord1/Coord2 : HHMMSS: 182125.15 DDMMSS: -763459.6 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. 10
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.15s -76d34m59.6s Equatorial B1950.0: 18h14m11.82s -76d36m17.3s 95% Conf. Ellipse : 2.50e+00 2.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AT20G J182125-763459 Coord1/Coord2 : HHMMSS: 182125.15 DDMMSS: -763459.6 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. 11
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.33s -76d35m00.3s Equatorial B1950.0: 18h14m12.00s -76d36m18.0s 95% Conf. Ellipse : 7.50e+00 7.50e+00 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : ESO 045- G 001 Coord1/Coord2 : HHMMSS: 181412. DDMMSS: -763618. Unc1/Unc2/UncPA : 3. 3. Unc. Significance : Uncertainty in arcseconds; mean error 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 :
1982ESOU..C...0000L
No. 12
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.30s -76d34m55.3s Equatorial B1950.0: 18h14m12.00s -76d36m13.0s 95% Conf. Ellipse : 1.25e+01 9.56e+00 arcsec 179 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : MRC 1814-766 Coord1/Coord2 : HHMMSS: 181412.0 DDMMSS: -763613. Unc1/Unc2/UncPA : 1.1 5. deg Unc. Significance : Uncertainty in time seconds and arcseconds; rms uncertainty Equinox/Epoch : B1950.0 Freq. or Wave. : 408 MHz (OBS)=4.08E+08 Hz Sys/Units/Frame : Equatorial Sexagesimal FK4 Frequency Mode : Broad-band measurement Qualifiers : From new, raw data Reference Code :
1981MNRAS.194..693L
No. 13
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m23.8s -76d35m05s Equatorial B1950.0: 18h14m10.4s -76d36m23s 95% Conf. Ellipse : 1.75e+01 1.25e+01 arcsec 90 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : PMN J1821-7635 Coord1/Coord2 : HHMMSS: 182123.8 DDMMSS: -763505. Unc1/Unc2/UncPA : 7. 5. 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. 14
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m24.8s -76d35m01s Equatorial B1950.0: 18h14m11.5s -76d36m19s 95% Conf. Ellipse : 1.82e+01 1.50e+01 arcsec 89 deg NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : PMNM 181411.5-763619 Coord1/Coord2 : HHMMSS: 181411.5 DDMMSS: -763619. Unc1/Unc2/UncPA : 2.1 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. 15
------------------------ NED STANDARD FORMAT ------------------------- Equatorial J2000.0: 18h21m25.3s -76d34m54s Equatorial B1950.0: 18h14m12.0s -76d36m12s 95% Conf. Ellipse : 3.75e+01 3.75e+01 arcsec NED comment : ---------------------- MEASUREMENT AS PUBLISHED ---------------------- Published Name : AM 1814-763 NED01 Coord1/Coord2 : HHMMSS: 181412. DDMMSS: -7636.2 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

Back to NED Home