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 |
.2667E+00 |
.7439E-01 |
.8101E-01 |
.6230E-01 |
2 |
36 |
0. |
1739+522 |
1989.00 |
.2622E-02 |
.1128E+00 |
.1097E+00 |
.1131E+00 |
7 |
442 |
0. |
1739+522 |
1990.00 |
-.4293E-01 |
.2487E-01 |
.3516E-01 |
.2591E-01 |
134 |
6608 |
0. |
1739+522 |
1991.00 |
-.2923E-01 |
.2068E-01 |
-.6356E-01 |
.2130E-01 |
173 |
7243 |
0. |
1739+522 |
1992.00 |
.2723E-01 |
.1581E-01 |
.4957E-01 |
.1605E-01 |
208 |
10835 |
0. |
1739+522 |
1993.00 |
.4931E-01 |
.1689E-01 |
-.1317E-01 |
.1682E-01 |
195 |
16021 |
0. |
1739+522 |
1994.00 |
-.5671E-01 |
.1869E-01 |
-.1627E-01 |
.1866E-01 |
177 |
14126 |
0. |
1739+522 |
1995.00 |
-.5319E-01 |
.3562E-01 |
.1656E-01 |
.3558E-01 |
82 |
5399 |
0. |
1739+522 |
1996.00 |
-.5255E-01 |
.6341E-01 |
.4193E-02 |
.6291E-01 |
28 |
4282 |
0. |
1739+522 |
1997.00 |
.1769E-01 |
.1536E-01 |
.6841E-01 |
.1540E-01 |
71 |
6532 |
0. |
1739+522 |
1998.00 |
.5380E-01 |
.1425E-01 |
-.1466E-01 |
.1425E-01 |
72 |
8896 |
0. |
1739+522 |
1999.00 |
.1421E+00 |
.1891E-01 |
-.1712E+00 |
.1887E-01 |
73 |
10981 |
0. |
1739+522 |
2000.00 |
-.6656E-02 |
.4086E-01 |
-.7993E-01 |
.4160E-01 |
55 |
5184 |
0. |
1739+522 |
2001.00 |
-.9413E-01 |
.1866E-01 |
.1130E+00 |
.1873E-01 |
65 |
6746 |
0. |
1739+522 |
2002.00 |
-.5905E-01 |
.4235E-01 |
.1148E+00 |
.4486E-01 |
40 |
2281 |
0. |
1739+522 |