Where is it now
- Distance from Sun
- 1.207 AU
- True anomaly
- 177.41°
- Distance from Earth
- 1.467 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.
In the sky
- Right ascension
- 17h 20m 50s
- Declination
- -08° 45′ 21″
- Constellation
- Ophiuchus
- Distance from Earth
- 1.47 AU
- Elongation from the Sun
- 54.64° — 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.
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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
- 0.839 AU
- Eccentricity
- 0.4389
- Inclination
- 25.86°
- Orbital period
- 280.9 days
- Perihelion
- 0.471 AU
- Aphelion
- 1.208 AU
- Longitude of ascending node
- 164.69°
- Argument of periapsis
- 318.67°
- Epoch · J2000
- 2461200.5
- Orbit class · ATE
- Aten
- Earth MOID · 0.7 LD
- 0.0018 AU
- Tisserand (Jupiter)
- 6.849
Orbit quality
Orbit poorly determined (uncertainty code 6).
- Observations used
- 40
- Data arc
- 5 days
- First observed
- 2 September 2024
- Last observed
- 7 September 2024
- Residual RMS
- 0.38 ″
- Solution · Otto Matic
- 7 September 2024
Visual & observation
- Absolute magnitude (H)
- 26.96
Discovery & classification
Close approaches 66 on record
Top-down view of the ecliptic, Earth at the centre, for the 2027-04-10 14:05 UTC close approach of 2024 RR3. Catalogue miss distance 167.8 LD · 6.45 × 10⁷ km. The curve is the geocentric path from 2027-04-07 to 2027-04-13, 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 |
|---|---|---|---|---|
| 2027-04-10 14:05:00 | Earth | 0.4312 AU | 167.8 LD | 20.3 km/s |
| 2027-08-18 19:48:00 | Earth | 0.3515 AU | 136.8 LD | 13.6 km/s |
| 2030-06-05 02:10:00 | Earth | 0.4611 AU | 179.5 LD | 17.4 km/s |
| 2031-08-24 12:26:00 | Earth | 0.4472 AU | 174.1 LD | 28.4 km/s |
| 2034-02-23 15:02:00 | Earth | 0.4955 AU | 192.8 LD | 25.6 km/s |
| 2034-09-07 13:32:00 | Earth | 0.0234 AU | 9.1 LD | 17 km/s |
| 2037-04-05 20:36:00 | Earth | 0.4354 AU | 169.4 LD | 20.9 km/s |
| 2037-08-22 09:47:00 | Earth | 0.3258 AU | 126.8 LD | 13.6 km/s |
| 2040-05-28 22:16:00 | Earth | 0.4461 AU | 173.6 LD | 16.5 km/s |
| 2044-09-05 06:30:00 | Earth | 0.1083 AU | 42.1 LD | 19 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