Where is it now
- Distance from Sun
- 3.857 AU
- True anomaly
- 191.13°
- Distance from Earth
- 3.114 AU
- As of
- 11 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.
In the sky
- Right ascension
- 01h 02m 40s
- Declination
- +54° 53′ 52″
- Constellation
- Cassiopeia
- Distance from Earth
- 3.11 AU
- Elongation from the Sun
- 132.53° — 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
- 2.415 AU
- Eccentricity
- 0.6533
- Inclination
- 33.87°
- Orbital period
- 3.75 years
- Perihelion
- 0.837 AU
- Aphelion
- 3.994 AU
- Longitude of ascending node
- 308.95°
- Argument of periapsis
- 254.5°
- Epoch · J2000
- 2461200.5
- Orbit class · APO
- Apollo
- Earth MOID · 53.4 LD
- 0.1372 AU
- Tisserand (Jupiter)
- 3.011
Orbit quality
Orbit very well determined (uncertainty code 0).
- Observations used
- 1,331
- Data arc
- 72.92 years
- First observed
- 2 October 1953
- Last observed
- 4 September 2026
- Residual RMS
- 0.5 ″
- Solution · Otto Matic
- 5 September 2026
Physical properties
- Mean radius
- 3.37 km
- Rotation period
- 12.08 hours
Visual & observation
- Geometric albedo
- 0.051
- Absolute magnitude (H)
- 14.82
Discovery & classification
- Discovered by
- LINEAR
- Discovery date
- 29 June 1998
- Discovery site
- Socorro
Also known as 1998 MT24
Close approaches 4 on record
Top-down view of the ecliptic, Earth at the centre, for the 2028-02-09 17:31 UTC close approach of 52762. Catalogue miss distance 63.6 LD · 2.44 × 10⁷ km. The curve is the geocentric path from 2028-02-06 to 2028-02-12, 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 south 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 |
|---|---|---|---|---|
| 2028-02-09 17:31:00 | Earth | 0.1633 AU | 63.6 LD | 22.1 km/s |
| 2043-02-11 08:28:00 | Earth | 0.1983 AU | 77.2 LD | 21.1 km/s |
| 2058-02-10 15:05:00 | Earth | 0.188 AU | 73.2 LD | 21.4 km/s |
| 2167-02-09 08:43:00 | Earth | 0.1785 AU | 69.5 LD | 21.7 km/s |
Next ten from today. 1 lunar distance = 384,400 km. Source: JPL close-approach data.
Sources
- visual properties: JPL SBDB (lookup)
- physical properties: JPL SBDB (lookup)
- physical properties: JPL SBDB (lookup)
- visual properties: JPL SBDB (lookup)
- orbital elements: JPL SBDB