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Common neo 21 EP

275974 (2001 XD)

Position computed live · sbdb

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Live ephemeris

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Score breakdown

· 4 badges
21 pts · Common
Common 24 pts → Uncommon
  • Crosses Earth's orbit +12
  • Near-Earth object +5
  • Tiny fragment (<1 km) +4
  • Catalogue designation only +0
Total score 21

3 more points to reach Uncommon.

Badges

  • Near-Earth object · +5
  • Tiny fragment (<1 km) · +4
  • 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

  • Size. Roughly 0.6 km across.
  • Ancient. A leftover from the Solar System's birth, older than every continent on Earth.

Properties

diameter km
0.626
eccentricity
0.7955
h mag
18.68
inclination
11.24
name
275974 (2001 XD)
number only
yes
orbit class
APO
perihelion au
0.4188
semi major au
2.048

About 275974 (2001 XD)

275974 (2001 XD) is a common neo. It swings within 0.419 AU of the Sun at perihelion.

Roughly 0.6 km across.

How to see it

Like any astronomical target, 275974 (2001 XD) 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 275974 (2001 XD) is a common neo

275974 (2001 XD) scores 21 points on Spacedle's rarity scale, which places it in the common tier. Another 3 points would lift it into a rarer tier.

That score comes from 4 science badges — Near-Earth object, 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.

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Sky imagery and survey data courtesy of Aladin Lite & CDS, Strasbourg. Object data from the NASA Exoplanet Archive, JPL Small-Body Database, and the ATNF Pulsar Catalogue.