VLBI International Celestial Reference Frame (ICRF) (Ma+, 1997)
Right Ascension(J2000).Cos(Declination) mas
mas
Declination(J2000) mas
mas
Number of sessions
Number of observation
IERS designation
1991.00 |
.3435E+00 |
.5087E+00 |
.2031E+00 |
.6831E+00 |
4 |
27 |
0. |
1830+285 |
1992.00 |
.1212E+00 |
.1689E+01 |
.7784E+00 |
.2412E+01 |
1 |
5 |
0. |
1830+285 |
1993.00 |
.4654E-01 |
.1008E+01 |
-.7359E+00 |
.2151E+01 |
1 |
13 |
0. |
1830+285 |
1995.00 |
-.1696E+00 |
.1023E+00 |
-.6744E-01 |
.1064E+00 |
2 |
66 |
0. |
1830+285 |
1997.00 |
-.2645E+00 |
.5000E+00 |
-.2194E+00 |
.5000E+00 |
1 |
151 |
0. |
1830+285 |
1998.00 |
.1042E+01 |
.1120E+01 |
-.1458E+01 |
.1761E+01 |
1 |
10 |
0. |
1830+285 |
2000.00 |
.1440E+00 |
.5000E+00 |
.3869E+00 |
.5000E+00 |
1 |
38 |
0. |
1830+285 |