2025 QX is an asteroid in the Aten orbit class. Its orbit takes it from 0.8 AU to 1.17 AU from the Sun; one orbit takes 357.8 days. Orbit from the JPL solution of 23 September 2026.
Where is it now
- Distance from Sun
- 1.172 AU
- True anomaly
- 175.06°
- Distance from Earth
- 0.329 AU
- As of
- 2 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.
In the sky
- Right ascension
- 22h 02m 44s
- Declination
- +17° 59′ 12″
- Constellation
- Pegasus
- Distance from Earth
- 0.33 AU
- Elongation from the Sun
- 115.23° — 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.
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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
- 0.986 AU
- Eccentricity
- 0.1895
- Inclination
- 8.2°
- Orbital period
- 357.8 days
- Perihelion
- 0.799 AU
- Aphelion
- 1.173 AU
- Longitude of ascending node
- 320.06°
- Argument of periapsis
- 252.84°
- Epoch · J2000
- 2461200.5
- Orbit class · ATE
- Aten
- Earth MOID · 1.4 LD
- 0.0037 AU
- Tisserand (Jupiter)
- 6.122
Orbit quality
Orbit very well determined (uncertainty code 2).
- Observations used
- 26
- Data arc
- 385 days
- First observed
- 17 August 2025
- Last observed
- 6 September 2026
- Residual RMS
- 0.55 ″
- Solution · Otto Matic
- 23 September 2026
Visual & observation
- Absolute magnitude (H)
- 24.82
Discovery & classification
Close approaches 47 on record
Top-down view of the ecliptic, Earth at the centre, for the 2027-09-23 08:43 UTC close approach of 2025 QX. Catalogue miss distance 77.2 LD · 2.97 × 10⁷ km. The curve is the geocentric path from 2027-09-20 to 2027-09-26, 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. At closest approach the object is north of the ecliptic. The path is a geocentric ecliptic ephemeris from JPL Horizons. The inset is a heliocentric view and is approximate.
| When (UTC) | Body | Distance | Lunar distances | Relative speed |
|---|---|---|---|---|
| 2027-09-23 08:43:00 | Earth | 0.1982 AU | 77.2 LD | 5.2 km/s |
| 2030-03-07 20:50:00 | Earth | 0.1813 AU | 70.5 LD | 6.1 km/s |
| 2031-01-31 04:10:00 | Earth | 0.0874 AU | 34.0 LD | 5.9 km/s |
| 2032-01-18 05:53:00 | Earth | 0.0801 AU | 31.2 LD | 8.7 km/s |
| 2045-01-14 04:57:00 | Venus | 0.1488 AU | 57.9 LD | 5.5 km/s |
| 2069-08-20 02:22:00 | Earth | 0.1677 AU | 65.3 LD | 11.6 km/s |
| 2070-08-15 11:33:00 | Earth | 0.0365 AU | 14.2 LD | 8.1 km/s |
| 2071-08-13 18:21:00 | Earth | 0.0827 AU | 32.2 LD | 5.4 km/s |
| 2072-06-24 10:30:00 | Earth | 0.1993 AU | 77.6 LD | 5 km/s |
| 2072-09-15 22:53:00 | Earth | 0.1874 AU | 72.9 LD | 5.1 km/s |
Next ten from today. 1 lunar distance = 384,400 km. Source: JPL close-approach data.
Sources
- visual properties: JPL SBDB (lookup)
- orbital elements: JPL SBDB