About 40267 (1999 GJ4)
40267 (1999 GJ4) is an uncommon neo. It swings within 0.257 AU of the Sun at perihelion.
Its highly elliptical path swings between scorching and frozen each lap.
Uncommon neo 27 EP
40267 (1999 GJ4)
Position computed live · sbdb
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Live ephemeris
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Score breakdown
· 4 badgesUncommon 33 pts → Rare
- Crosses Earth's orbit +12
- Wildly elliptical orbit +10
- Near-Earth object +5
- Catalogue designation only +0
Total score 27
6 more points to reach Rare.
Badges
- Near-Earth object · +5
- Wildly elliptical orbit · +10
- Crosses Earth's orbit · +12
- Catalogue designation only
Trivia
How we found it
- Designation. Known only by its catalogue designation — no name yet.
Cosmic context
- Wild orbit. Its highly elliptical path swings between scorching and frozen each lap.
- Size. Roughly 1.6 km across.
- Ancient. A leftover from the Solar System's birth, older than every continent on Earth.
Properties
- diameter km
- 1.641
- eccentricity
- 0.8084
- h mag
- 15.54
- inclination
- 34.48
- name
- 40267 (1999 GJ4)
- number only
- yes
- orbit class
- APO
- perihelion au
- 0.2566
- semi major au
- 1.339
How to see it
Like any astronomical target, 40267 (1999 GJ4) 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 40267 (1999 GJ4) is an uncommon neo
40267 (1999 GJ4) scores 27 points on Spacedle's rarity scale, which places it in the uncommon tier. Another 6 points would lift it into a rarer tier.
That score comes from 4 science badges — Near-Earth object, Wildly elliptical orbit, 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.