Observatories Like ASCA
XRISM
Observatory
7.82
Good
Suzaku
Observatory
7.45
Good
BeppoSAX
Observatory
8.19
Great
Uhuru
Observatory
7.91
Good
Einstein Observatory
Observatory
7.82
Good
Hinode
Observatory
7.73
Good
EXOSAT
Observatory
6.99
Fair
Astro-H / Hitomi
Observatory
4.14
Poor
Neil Gehrels Swift Observatory
Observatory
8.28
Great
XMM-Newton
Observatory
8.19
Great
eROSITA
Observatory
8.14
Great
ROSAT
Observatory
7.91
Good
RXTE
Observatory
7.73
Good
IXPE
Observatory
7.54
Good
Yohkoh
Space Mission
7.40
Good
INTEGRAL
Observatory
7.18
Good
Wilhelm Roentgen
Inventor
9.78
Brilliant
Cecilia Payne
Astronomer
9.65
Brilliant
Eleanor Margaret Burbidge
Astronomer
9.35
Excellent
Joseph von Fraunhofer
Astronomer
9.21
Excellent
Royal Greenwich Observatory
Observatory
9.18
Excellent
Planck Observatory
Observatory
9.17
Excellent
Samarkand Observatory of Ulugh Beg
Observatory
9.08
Excellent
Cassini-Huygens
Observatory
9.02
Excellent
