HST
1 20580U 90037B 05248 84443644 00000613 00000-0 35338-4 0 4205 2 20580 28 4670 103 1952 0003289 52 7396 307 3486 14 99821127642365 ISS
1 25544U 98067A 05249 11922454 00024480 00000-0 18269-3 0 2965 2 25544 51 6427 206 5469 0001743 38 7220 143 7819 15 72591401388418 CHANDRA
1 25867U 99040B 05247 16666667 00000000 00000-0 00000+0 0 8282 2 25867 57 5405 102 3940 5658687 296 8330 357 5386 0 37797585 1213

These 2-Line Elements (TLEs) are from US Space Command courtesy TS Kelso's Celestial BBS Updates will normally be provided three times a week, or daily during Space Shuttle missions

   David Bate for David Cottle