Near-Earth asteroid
2014 JS57
2014 JS57 is a near-Earth asteroid with an estimated diameter of 89–200 m (292–656 ft). It passes Earth on October 28, 2026 at about 65,569,041 km (170.6 lunar distances). NASA does not classify it as potentially hazardous.
Not potentially hazardous
89–200 m
Estimated diameter
22.37
Absolute magnitude (H)
8
Approaches within 0.2 au, 1900–2200
This week’s flyby
- Closest approach
- 2026-Oct-28 05:57 UTC
- Miss distance
- 65,569,041 km · 170.5 lunar distances · 0.4383 au
- Relative speed
- 11.22 km/s (25,100 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 May 8, 2094 at about 20,930,238 km.
| Date (TDB) | Nominal distance km | Lunar dist. | Speed km/s | Time uncertainty |
|---|---|---|---|---|
| 2054-May-09 02:54 | 21,899,632 | 57.0 | 10.55 | < 00:01 |
| 2094-May-08 13:53 | 20,930,238 | 54.4 | 10.39 | 00:01 |
| 2134-May-09 03:09 | 21,162,115 | 55.1 | 10.3 | 00:02 |
| 2174-May-08 14:58 | 22,143,477 | 57.6 | 10.24 | 00:03 |
Recent past approaches
| Date (TDB) | Distance km | Lunar dist. | Speed km/s |
|---|---|---|---|
| 2014-May-09 21:40 | 25,738,314 | 67.0 | 10.9 |
| 2011-May-05 22:51 | 25,956,727 | 67.5 | 10.24 |
| 1971-May-07 13:08 | 21,462,807 | 55.8 | 10.27 |
| 1931-May-08 21:38 | 21,624,372 | 56.3 | 10.51 |
← 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: 2014 JS57
Distances are nominal predictions and can change with new observations. OpenOrbit is not affiliated with or endorsed by NASA or JPL.