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Asteroid Near-Earth

895841

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895841 (2023 HO4)

895841 is an asteroid in the Apollo orbit class. Its orbit takes it from 0.84 AU to 1.19 AU from the Sun; one orbit takes 374 days. Discovered 23 April 2023 by Mount Lemmon Survey. Orbit from the JPL solution of 31 August 2026.

Where is it now

Distance from Sun
0.901 AU
True anomaly
56.55°
Distance from Earth
0.195 AU
As of
3 November 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 — 0.992 AU from the Sun Earth 895841 — 0.901 AU from the Sun 895841
Seen from above the ecliptic, north up, to scale. Grid: Earth's orbit in blue. 895841 is 0.195 AU from Earth today (1.6 light-minutes).

In the sky

Right ascension
10h 33m 31s
Declination
-31° 05′ 43″
Constellation
Antlia
Distance from Earth
0.2 AU
Elongation from the Sun
57.45° — 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
1.016 AU
Eccentricity
0.172
Inclination
7.51°
Orbital period
374 days
Perihelion
0.841 AU
Aphelion
1.191 AU
Longitude of ascending node
144.02°
Argument of periapsis
208.18°
Epoch · J2000
2461200.5
Orbit class · APO
Apollo
Earth MOID · 41.8 LD
0.1074 AU
Tisserand (Jupiter)
5.985

Orbit quality

Orbit very well determined (uncertainty code 2).

Observations used
88
Data arc
2.94 years
First observed
15 April 2023
Last observed
24 March 2026
Residual RMS
0.5 ″
Solution · Otto Matic
31 August 2026

Visual & observation

Absolute magnitude (H)
23.28

Discovery & classification

Discovered by
Mount Lemmon Survey
Discovery date
23 April 2023
Discovery site
Mount Lemmon

Also known as 2023 HO4

Apollo Near-Earth Object

Close approaches 66 on record

Flyby geometry
Ecliptic flyby of 895841 at 2027-01-31 07:53 UTC Sun 62.8 LD · 2.41 × 10⁷ km 2027-01-31 07:53 UTC Earth Moon Heliocentric, approximate

Top-down view of the ecliptic, Earth at the centre, for the 2027-01-31 07:53 UTC close approach of 895841. Catalogue miss distance 62.8 LD · 2.41 × 10⁷ km. The curve is the geocentric path from 2027-01-28 to 2027-02-03, with a mark at UTC midnights and an arrow for the direction of motion. The circle is the Moon’s mean orbit; the Moon is plotted at closest approach. A ray shows the Sun’s direction. The labelled distance is the full separation. The drawn radius is the part that lies in the ecliptic plane. The path is a geocentric ecliptic ephemeris from JPL Horizons. The inset is a heliocentric view and is approximate.

JPL Horizons

When (UTC) Body Distance Lunar distances Relative speed
2026-10-06 23:05:00 Earth 0.1758 AU 68.4 LD 6.1 km/s
2027-01-31 07:53:00 Earth 0.1613 AU 62.8 LD 5.8 km/s
2028-01-02 06:19:00 Earth 0.112 AU 43.6 LD 5.4 km/s
2028-12-23 18:53:00 Earth 0.1531 AU 59.6 LD 8.8 km/s
2065-06-03 17:42:00 Earth 0.1773 AU 69.0 LD 9.3 km/s
2066-06-22 01:10:00 Earth 0.117 AU 45.5 LD 5.9 km/s
2067-04-23 11:24:00 Earth 0.192 AU 74.7 LD 4.5 km/s
2067-07-29 10:39:00 Earth 0.1407 AU 54.8 LD 6.2 km/s
2068-08-30 11:14:00 Earth 0.1669 AU 65.0 LD 6.8 km/s
2069-02-26 06:20:00 Earth 0.1973 AU 76.8 LD 6.2 km/s

Next ten from today. 1 lunar distance = 384,400 km. Source: JPL close-approach data.

Sources