Contemporaries On Commissioning
The AAT debuted at about the 3rd largest in the world, just a little smaller and built later than the Mayall 4m, but the AAT views the southern sky.
| # | Name / Observatory |
Image | Aperture | Altitude | First Light |
Special advocate |
|---|---|---|---|---|---|---|
| 1 | Hale Telescope Palomar Obs. |
200 inch 508 cm |
1713 m (5620 ft) |
1949 | Edwin Hubble | |
| 2 | Mayall Telescope Kitt Peak National Obs. |
158 inch 401 cm |
2120 m (6955 ft) |
1973 | Nicholas U. Mayall | |
| 3 | Anglo-Australian Telescope Siding Spring Obs. |
153 inch 389 cm |
1134 m (3720 ft) |
1974 | Prince Charles | |
| 4 | Shane Telescope Lick Observatory |
120 inch 305 cm |
1283 m (4209 ft) |
1959 | C. Donald Shane |
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