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Uncommon asteroid 27 EP

Nastes

Position computed live · sbdb

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Live ephemeris

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Score breakdown

· 4 badges
27 pts · Uncommon
Uncommon 34 pts → Rare
  • Trojan +10
  • Notably bright (low H) +8
  • Has a proper name +8
  • Asteroid +1
Total score 27

7 more points to reach Rare.

Badges

  • Asteroid · +1
  • Trojan · +10
  • Notably bright (low H) · +8
  • Has a proper name · +8

Trivia

What makes it special

  • Trojan. Locked in a gravitational sweet spot 60° ahead of or behind a much larger body, shepherded there for billions of years.

What it actually is

  • Its orbit family. A Jupiter trojan, parked in a gravitational sweet spot 60° ahead of or behind Jupiter and shepherded there for billions of years. There may be as many trojans as there are main-belt asteroids.
  • Closest approach. At its nearest it comes within 4.91 AU of the Sun — inside the orbit of Jupiter.
  • One lap. A single orbit around the Sun takes it about 11.7 years.
  • How far it roams. Its orbit swings between 4.91 and 5.38 AU from the Sun.

Sense of scale

  • Sense of scale. In everyday terms it is roughly 3.3× the height of Mount Everest.
  • Walk around it. Walking its equator at a steady pace, eight hours a day, would take about 2.3 days.

By the numbers

  • Size. Roughly 29 km across.

Properties

albedo
0.058
aphelion au
5.38
designation
5233
diameter km
29.035
eccentricity
0.045
full name
5233 Nastes (1988 RL10)
h mag
11.58
inclination
3.38
mean motion deg day
0.0844
moid au
3.92
name
Nastes
named
yes
orbit class
TJN
perihelion au
4.914
rotation period h
5.33
semi major au
5.146
trojan
yes

About Nastes

Nastes is an uncommon asteroid. It swings within 4.914 AU of the Sun at perihelion.

Locked in a gravitational sweet spot 60° ahead of or behind a much larger body, shepherded there for billions of years.

How to see it

Like any astronomical target, Nastes 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 Nastes is an uncommon asteroid

Nastes scores 27 points on Spacedle's rarity scale, which places it in the uncommon tier. Another 7 points would lift it into a rarer tier.

That score comes from 4 science badges — Asteroid, Trojan, Notably bright (low H) 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.