Near-Earth asteroid

2003 RL10

2003 RL10 is a near-Earth asteroid with an estimated diameter of 323–721 m (1,060–2,365 ft). It passes Earth on October 28, 2026 at about 33,830,447 km (88.0 lunar distances). NASA does not classify it as potentially hazardous.

Not potentially hazardous

323–721 m

Estimated diameter

19.58

Absolute magnitude (H)

Approaches within 0.2 au, 1900–2200

This week’s flyby

Closest approach: 2026-Oct-28 01:25 UTC
Miss distance: 33,830,447 km · 87.97 lunar distances · 0.22614 au
Relative speed: 14.54 km/s (32,518 mph)

Upcoming close approaches to Earth

No approaches within 0.2 au are calculated between now and 2200.

Recent past approaches

Past Earth approaches within 0.2 au since 1900 (JPL), most recent 1
Date (TDB)	Distance km	Lunar dist.	Speed km/s
2003-Oct-19 10:17	24,028,410	62.5	11.3

← All asteroids passing Earth this week

Sources

Size, hazard status and this week’s approach — NASA NeoWs (copy taken Oct 28, 2026, 2:39 AM EDT)
Close-approach list — JPL SBDB Close Approach Data API (copy taken Oct 28, 2026, 2:39 AM EDT)
Full orbit details — JPL Small-Body Database: 2003 RL10

Distances are nominal predictions and can change with new observations. OpenOrbit is not affiliated with or endorsed by NASA or JPL.