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Trans-Neptunian object

2010 TP182

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(2010 TP182)

Where is it now

Distance from Sun
37.619 AU
True anomaly
334.51°
Distance from Earth
36.743 AU
As of
22 October 2026

Two-body Kepler propagation — accurate to ~0.1% for major planets over decades, less so for highly-perturbed bodies. Use JPL Horizons for high precision.

Sun Earth — 0.995 AU from the Sun Earth 2010 TP182 — 37.619 AU from the Sun 2010 TP182
Seen from above the ecliptic, north up, to scale. Grid: Earth's orbit in blue. 2010 TP182 is 36.743 AU from Earth today (5.1 light-hours).

In the sky

Right ascension
03h 45m 47s
Declination
+15° 12′ 13″
Constellation
Taurus
Distance from Earth
36.74 AU
Elongation from the Sun
151.72° — well clear of the Sun

Favours the northern hemisphere; low or below the horizon from far south.

From your location

See how high it is right now, whether it is up after civil twilight, and when it rises and sets where you are.

How do I find my coordinates?

Google Maps on a computer

  1. Right-click the spot where you'll be observing.
  2. The first line of the menu is the coordinates, e.g. 51.50722, -0.12758 — click it and they're copied.
  3. Paste them above.

Google Maps on a phone

  1. Press and hold the spot to drop a pin.
  2. The coordinates appear in the search bar (or on the pin's card) — tap to copy, then paste above.

A full Google Maps link works too, but the short maps.app.goo.gl share links don't carry coordinates — copy the numbers instead. We round to about a kilometre; that's all the sky calculation needs.

Know your what3words address? Paste it, e.g. ///filled.count.soap. This is optional — the three words are sent to what3words to convert them, and we don't store the address or the result.

Your location stays in your browser and is sent only for this calculation. Using a what3words address is optional; if you do, the three words go to what3words to be converted and we don't record them. Set a location first, then you can save an email alert for this object. See our privacy policy.

Two-body approximation, good to about a degree for the planets — enough to find the constellation and know whether it is up.

Orbital elements

Semi-major axis
45.432 AU
Eccentricity
0.1845
Inclination
9.7°
Orbital period
306.2 years
Perihelion
37.048 AU
Aphelion
53.815 AU
Longitude of ascending node
209.93°
Argument of periapsis
232.83°
Epoch · J2000
2461200.5
Orbit class · TNO
Trans-Neptunian object
Earth MOID · 14,038.5 LD
36.0726 AU
Tisserand (Jupiter)
5.84

Orbit quality

Orbit very well determined (uncertainty code 2).

Observations used
176
Data arc
16.9 years
First observed
29 October 2008
Last observed
23 September 2025
Residual RMS
0.58 ″
Solution · Otto Matic
1 October 2025

Visual & observation

Absolute magnitude (H)
6.49

Discovery & classification

TNO

Sources