| Locatie | United States |
|---|---|
| Jaar | |
| Type | Souvenir medallion |
| Samenstelling | Copper plated (Non Magnetic alloy) |
| Gewicht | |
| Diameter | 73 mm |
| Dikte | |
| Vorm | Round |
| Techniek | Milled |
| Oriëntatie | Medal alignment ↑↑ |
| Rand | |
| Periode | |
| Opmerking | |
| Referentie(s) |
| Beschrijving voorzijde | Observatory building |
|---|---|
| Schrift voorzijde | Latin |
| Opschrift voorzijde | PALOMAR MOUNTAIN OBSERVATORY Elevation 5580 feet Revolving Dome Diameter 137 feet Weight 1000 tons |
| Beschrijving keerzijde | |
| Schrift keerzijde | Latin |
| Opschrift keerzijde | 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 |
| Oplage | |
| Numisquare-ID | 6466600880 |
| Opmerkingen |