Geographos
1620 Geographos is a highly elongated, stony asteroid, near-Earth object and potentially hazardous asteroid of the Apollo group, with a mean diameter of approximately 2.5 km (1.6 mi). It was discovered on 14 September 1951, by astronomers Albert George Wilson and Rudolph Minkowski at the Palomar Observatory in California, United States. The asteroid was named in honor of the National Geographic Society.
Apollo
PG
Entdeckt: 1951-09-14
Beobachtungen: 10,404
1620 Geographos is a highly elongated, stony asteroid, near-Earth object and potentially hazardous asteroid of the Apollo group, with a mean diameter of approximately 2.5 km (1.6 mi). It was discovered on 14 September 1951, by astronomers Albert George Wilson and Rudolph Minkowski at the Palomar Observatory in California, United States. The asteroid was named in honor of the National Geographic Society.
Bahnparameter
Halbachse
1.246 AU
Exzentrizität
0.3355
Perihel
0.828 AU
Aphel
1.664033 AU
Inklination
13.34°
Umlaufzeit
1.3908 yr
Äon
2461200.5
Mittlere Anomalie
354.68°
Orbit diagram
The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.
Physikalische Parameter
Durchmesser
2.56 km
Albedo
0.29
Dichte
— g/cm³
Rotationszeit
5.22204 h
Absolute Helligkeit
15.27
Bahnqualität
RMS
0.27576
Zustandscode
0
Bahn-ID
—