About 23P/Brorsen-Metcalf
23P/Brorsen-Metcalf is a trash comet. It swings within 0.478 AU of the Sun at perihelion.
Its highly elliptical path swings between scorching and frozen each lap.
Trash comet 14 EP
23P/Brorsen-Metcalf
Position computed live · sbdb
Loading sky survey…
Live ephemeris
This object moves — fetching its current position…
Score breakdown
· 2 badgesTrash 15 pts → Common
- Has a proper name +8
- Comet +6
Total score 14
1 more point to reach Common.
Badges
- Comet · +6
- Has a proper name · +8
Trivia
How we found it
- Named. Notable enough to have earned a proper name, not just a catalogue number.
Cosmic context
- Wild orbit. Its highly elliptical path swings between scorching and frozen each lap.
- Tail. Its tail always points away from the Sun, never trailing behind its motion.
Properties
- eccentricity
- 0.972
- inclination
- 19.33
- name
- 23P/Brorsen-Metcalf
- named
- yes
- orbit class
- HTC
- perihelion au
- 0.478
- semi major au
- 17.07
How to see it
Like any astronomical target, 23P/Brorsen-Metcalf 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 23P/Brorsen-Metcalf is a trash comet
23P/Brorsen-Metcalf scores 14 points on Spacedle's rarity scale, which places it in the trash tier. Another 1 point would lift it into a rarer tier.
That score comes from 2 science badges — Comet 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.