| Location | United States |
|---|---|
| Year | |
| Type | Souvenir medallion |
| Composition | Copper plated (Non Magnetic alloy) |
| Weight | |
| Diameter | 73 mm |
| Thickness | |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Edge | |
| Period | |
| Notice | |
| Reference(s) |
| Obverse description | Observatory building |
|---|---|
| Obverse script | Latin |
| Obverse lettering | PALOMAR MOUNTAIN OBSERVATORY Elevation 5580 feet Revolving Dome Diameter 137 feet Weight 1000 tons |
| Reverse description | |
| Reverse script | Latin |
| Reverse lettering | Telescope 264 inch tube 62 feet long-Weight 150 tons Paraboloid 200 inch Pyrex-mirror Weight 14 3/4 tons accuracy of surface 1/200,000 inch Whole Mounting 500 tons Looks in space 1 Billion light years One light year = 5,000,000,000,000 miles |
| Mintage | |
| Numisquare ID | 6466600880 |
| Comments |