About 267221 (2001 AD2)
267221 (2001 AD2) is a rare neo. It swings within 0.354 AU of the Sun at perihelion.
Its orbit passes close enough to Earth's to be officially monitored.
Rare neo 37 EP
267221 (2001 AD2)
Position computed live · sbdb
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Live ephemeris
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Score breakdown
· 5 badgesRare 46 pts → Epic
- Potentially hazardous +16
- Crosses Earth's orbit +12
- Near-Earth object +5
- Tiny fragment (<1 km) +4
- Catalogue designation only +0
Total score 37
9 more points to reach Epic.
Badges
- Near-Earth object · +5
- Potentially hazardous · +16
- Tiny fragment (<1 km) · +4
- Crosses Earth's orbit · +12
- Catalogue designation only
Trivia
What makes it special
- Potentially hazardous. Its orbit passes close enough to Earth's to be officially monitored.
How we found it
- Designation. Known only by its catalogue designation — no name yet.
Cosmic context
- Size. Roughly 0.6 km across.
- Ancient. A leftover from the Solar System's birth, older than every continent on Earth.
Properties
- diameter km
- 0.562
- eccentricity
- 0.66
- h mag
- 19.85
- inclination
- 1.64
- name
- 267221 (2001 AD2)
- number only
- yes
- orbit class
- APO
- perihelion au
- 0.3536
- pha
- yes
- semi major au
- 1.04
How to see it
Like any astronomical target, 267221 (2001 AD2) 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 267221 (2001 AD2) is a rare neo
267221 (2001 AD2) scores 37 points on Spacedle's rarity scale, which places it in the rare tier. Another 9 points would lift it into a rarer tier.
That score comes from 5 science badges — Near-Earth object, Potentially hazardous, Tiny fragment (<1 km), Crosses Earth's orbit and Catalogue designation only — 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.