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 |
.6552E+00 |
.3452E+00 |
.3756E+00 |
.4528E+00 |
6 |
46 |
0. |
1800+440 |
1993.00 |
.8890E+00 |
.1295E+01 |
.1582E+00 |
.1751E+01 |
1 |
9 |
0. |
1800+440 |
1995.00 |
-.3162E+00 |
.6097E+00 |
.2107E+00 |
.7954E+00 |
1 |
16 |
0. |
1800+440 |
1997.00 |
-.2849E+00 |
.5000E+00 |
-.1191E-01 |
.5000E+00 |
1 |
181 |
0. |
1800+440 |
1998.00 |
-.1262E-01 |
.2278E+00 |
.7432E-01 |
.2742E+00 |
2 |
40 |
0. |
1800+440 |
2001.00 |
.3312E-01 |
.5000E+00 |
-.3448E+00 |
.5406E+00 |
1 |
15 |
0. |
1800+440 |