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Trans-Neptunian object

2015 KB175

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(2015 KB175)

Where is it now

Distance from Sun
37.629 AU
True anomaly
5.02°
Distance from Earth
38.32 AU
As of
18 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 — 0.996 AU from the Sun Earth 2015 KB175 — 37.629 AU from the Sun 2015 KB175
Seen from above the ecliptic, north up, to scale. Grid: Earth's orbit in blue. 2015 KB175 is 38.32 AU from Earth today (5.3 light-hours).

In the sky

Right ascension
16h 39m 37s
Declination
-16° 36′ 42″
Constellation
Ophiuchus
Distance from Earth
38.32 AU
Elongation from the Sun
45.46° — near the Sun — look low at dusk or dawn

Favours the southern hemisphere; low or below the horizon from far north.

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
41.988 AU
Eccentricity
0.1041
Inclination
9.37°
Orbital period
272.1 years
Perihelion
37.616 AU
Aphelion
46.36 AU
Longitude of ascending node
108.15°
Argument of periapsis
138.22°
Epoch · J2000
2461200.5
Orbit class · TNO
Trans-Neptunian object
Earth MOID · 14,246.9 LD
36.6082 AU
Tisserand (Jupiter)
5.699

Orbit quality

Orbit reasonably well determined (uncertainty code 3).

Observations used
42
Data arc
10.27 years
First observed
19 March 2015
Last observed
25 June 2025
Residual RMS
0.24 ″
Solution · Otto Matic
31 July 2025

Visual & observation

Absolute magnitude (H)
7.12

Discovery & classification

TNO

Sources