Near-Earth asteroid
2019 ER2
2019 ER2 is a near-Earth asteroid with an estimated diameter of 18–39 m (59–128 ft). It passes Earth on October 29, 2026 at about 72,210,297 km (187.9 lunar distances). NASA does not classify it as potentially hazardous.
Not potentially hazardous
18–39 m
Estimated diameter
25.9
Absolute magnitude (H)
6
Approaches within 0.2 au, 1900–2200
This week’s flyby
- Closest approach
- 2026-Oct-29 00:33 UTC
- Miss distance
- 72,210,297 km · 187.77 lunar distances · 0.4827 au
- Relative speed
- 8.09 km/s (18,100 mph)
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Upcoming close approaches to Earth
4 approaches within 0.2 au (about 30 million km) are calculated from now to 2200. The closest in the 1900–2200 record is on March 25, 2019 at about 3,412,327 km.
| Date (TDB) | Nominal distance km | Lunar dist. | Speed km/s | Time uncertainty |
|---|---|---|---|---|
| 2045-Mar-10 01:10 | 24,914,029 | 64.8 | 9.01 | 4_12:12 |
| 2071-Mar-10 00:38 | 26,122,780 | 68.0 | 9.25 | 04:47 |
| 2086-Jun-10 16:14 | 12,714,323 | 33.1 | 5.43 | 5_21:54 |
| 2097-Mar-21 14:54 | 6,259,175 | 16.3 | 5.32 | 4_10:28 |
Recent past approaches
| Date (TDB) | Distance km | Lunar dist. | Speed km/s |
|---|---|---|---|
| 2019-Mar-25 04:53 | 3,412,327 | 8.88 | 4.75 |
| 2008-Mar-24 00:01 | 3,724,987 | 9.69 | 4.82 |
← 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: 2019 ER2
Distances are nominal predictions and can change with new observations. OpenOrbit is not affiliated with or endorsed by NASA or JPL.