About 1620 Geographos (1951 RA)
1620 Geographos (1951 RA) is a rare neo. It swings within 0.828 AU of the Sun at perihelion.
Its orbit passes close enough to Earth's to be officially monitored.
Rare neo 41 EP
1620 Geographos (1951 RA)
Position computed live · sbdb
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Live ephemeris
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Score breakdown
· 4 badgesRare 46 pts → Epic
- Potentially hazardous +16
- Crosses Earth's orbit +12
- Has a proper name +8
- Near-Earth object +5
Total score 41
5 more points to reach Epic.
Badges
- Near-Earth object · +5
- Potentially hazardous · +16
- Crosses Earth's orbit · +12
- Has a proper name · +8
Trivia
What makes it special
- Potentially hazardous. Its orbit passes close enough to Earth's to be officially monitored.
How we found it
- Named. Notable enough to have earned a proper name, not just a catalogue number.
Cosmic context
- Size. Roughly 2.6 km across.
- Ancient. A leftover from the Solar System's birth, older than every continent on Earth.
Properties
- diameter km
- 2.56
- eccentricity
- 0.3355
- h mag
- 15.27
- inclination
- 13.34
- name
- 1620 Geographos (1951 RA)
- named
- yes
- orbit class
- APO
- perihelion au
- 0.828
- pha
- yes
- semi major au
- 1.246
How to see it
Like any astronomical target, 1620 Geographos (1951 RA) is best seen from a dark site away from city lights, and when it is above the horizon depends on your latitude and the time of year. Because it moves against the background stars, the live position panel on this page tracks where it is right now. The visibility panel above works out tonight's viewing window for your saved location.
Why 1620 Geographos (1951 RA) is a rare neo
1620 Geographos (1951 RA) scores 41 points on Spacedle's rarity scale, which places it in the rare tier. Another 5 points would lift it into a rarer tier.
That score comes from 4 science badges — Near-Earth object, Potentially hazardous, Crosses Earth's orbit and Has a proper name — each earned for a real, measurable property of the object. Rarity on Spacedle is never random: the more remarkable an object's astrophysics, the more badges it collects, the higher it scores, and the rarer it ranks.