Observatories Like Armagh Observatory

Harvard College Observatory

Observatory

8.94 Great

Paris Observatory

Observatory

8.19 Great

Lowell Observatory

Observatory

7.73 Good

Uppsala Astronomical Observatory

Observatory

7.05 Good

Stockholm Observatory

Observatory

6.91 Fair

Helsinki Observatory

Observatory

6.84 Fair

Copenhagen University Observatory

Observatory

6.83 Fair

Observatoire de Bordeaux

Observatory

6.74 Fair

Astronomical Observatory of Lisbon

Observatory

5.70 Mediocre

Tartu Observatory

Observatory

5.52 Mediocre

National Observatory of Athens

Observatory

5.52 Mediocre

Helwan Observatory

Observatory

5.34 Mediocre

Royal Greenwich Observatory

Observatory

9.18 Excellent

Samarkand Observatory of Ulugh Beg

Observatory

9.08 Excellent

Uraniborg

Observatory

9.01 Excellent

Observatoire de Genève

Observatory

8.82 Great

Maragheh Observatory

Observatory

8.72 Great

Mount Wilson Observatory

Observatory

8.56 Great

Leiden Observatory

Observatory

8.28 Great

Royal Observatory Greenwich

Observatory

8.19 Great

Yerkes Observatory

Observatory

8.10 Great

Jantar Mantar Jaipur

Observatory

8.10 Great

Palermo Astronomical Observatory

Observatory

8.02 Great

Lowell Discovery Telescope

Observatory

7.92 Good