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
1988.00 |
.2621E+00 |
.4048E+00 |
.2000E+01 |
.6237E+00 |
3 |
23 |
0. |
1821+107 |
1989.00 |
.7233E+00 |
.9604E-01 |
.1076E+01 |
.1301E+00 |
2 |
24 |
0. |
1821+107 |
1990.00 |
-.6035E+00 |
.5492E+00 |
-.9557E+00 |
.9069E+00 |
3 |
48 |
0. |
1821+107 |
1992.00 |
-.6087E+00 |
.9853E+00 |
.1587E-01 |
.1843E+01 |
1 |
10 |
0. |
1821+107 |
1993.00 |
.4688E-01 |
.5101E+00 |
-.1062E+01 |
.1058E+01 |
2 |
27 |
0. |
1821+107 |
1995.00 |
.3943E-01 |
.2131E+00 |
.7997E-01 |
.2291E+00 |
3 |
181 |
0. |
1821+107 |
1997.00 |
.4541E+00 |
.8992E+00 |
-.7344E+00 |
.1112E+01 |
1 |
8 |
0. |
1821+107 |
1998.00 |
.1704E+00 |
.1202E+01 |
-.8583E-01 |
.9106E+00 |
1 |
11 |
0. |
1821+107 |
1999.00 |
.2233E+00 |
.5526E+00 |
-.2669E+00 |
.1318E+01 |
1 |
29 |
0. |
1821+107 |
2000.00 |
-.1777E+00 |
.5000E+00 |
.1860E+00 |
.5000E+00 |
1 |
129 |
0. |
1821+107 |