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Trans-Neptunian object

2019 EM8

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(2019 EM8)

Where is it now

Distance from Sun
43.636 AU
True anomaly
252.24°
Distance from Earth
44.253 AU
As of
19 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 2019 EM8 — 43.636 AU from the Sun 2019 EM8
Seen from above the ecliptic, north up, to scale. Grid: Earth's orbit in blue. 2019 EM8 is 44.253 AU from Earth today (6.1 light-hours).

In the sky

Right ascension
10h 15m 48s
Declination
+00° 07′ 22″
Constellation
Sextans
Distance from Earth
44.25 AU
Elongation from the Sun
51.3° — near the Sun — look low at dusk or dawn

Visible from both hemispheres.

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
42.853 AU
Eccentricity
0.0789
Inclination
10.12°
Orbital period
280.5 years
Perihelion
39.471 AU
Aphelion
46.235 AU
Longitude of ascending node
240.33°
Argument of periapsis
22.13°
Epoch · J2000
2461200.5
Orbit class · TNO
Trans-Neptunian object
Earth MOID · 14,966.7 LD
38.4578 AU
Tisserand (Jupiter)
5.754

Orbit quality

Orbit reasonably well determined (uncertainty code 4).

Observations used
25
Data arc
10.08 years
First observed
12 February 2016
Last observed
13 March 2026
Residual RMS
0.14 ″
Solution · Otto Matic
5 June 2026

Visual & observation

Absolute magnitude (H)
7.89

Discovery & classification

TNO

Sources