Near-Earth asteroid
2017 SF14
2017 SF14 is a near-Earth asteroid with an estimated diameter of 34–76 m (112–249 ft). It passes Earth on October 29, 2026 at about 63,615,116 km (165.5 lunar distances). NASA does not classify it as potentially hazardous.
Not potentially hazardous
34–76 m
Estimated diameter
24.46
Absolute magnitude (H)
19
Approaches within 0.2 au, 1900–2200
This week’s flyby
- Closest approach
- 2026-Oct-29 18:26 UTC
- Miss distance
- 63,615,116 km · 165.42 lunar distances · 0.42524 au
- Relative speed
- 16.07 km/s (35,956 mph)
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Upcoming close approaches to Earth
10 approaches within 0.2 au (about 30 million km) are calculated from now to 2200. The closest in the 1900–2200 record is on September 16, 2132 at about 7,339,272 km.
| Date (TDB) | Nominal distance km | Lunar dist. | Speed km/s | Time uncertainty |
|---|---|---|---|---|
| 2070-Jul-22 17:40 | 27,383,890 | 71.2 | 8.78 | < 00:01 |
| 2073-Aug-08 18:53 | 9,284,044 | 24.2 | 4.32 | 00:03 |
| 2076-Sep-29 01:07 | 8,001,990 | 20.8 | 4.05 | 00:03 |
| 2079-Oct-17 02:16 | 26,019,558 | 67.7 | 8.55 | < 00:01 |
| 2129-Aug-02 00:09 | 14,518,473 | 37.8 | 5.91 | 00:02 |
| 2132-Sep-16 13:04 | 7,339,272 | 19.1 | 3.26 | 00:07 |
| 2135-Oct-15 08:16 | 19,058,769 | 49.6 | 7.12 | 00:02 |
| 2185-Jul-27 05:24 | 23,862,356 | 62.1 | 7.99 | 00:04 |
| 2188-Aug-18 11:32 | 8,259,298 | 21.5 | 3.7 | 00:17 |
| 2191-Oct-07 05:48 | 9,505,449 | 24.7 | 4.74 | 00:10 |
Recent past approaches
| Date (TDB) | Distance km | Lunar dist. | Speed km/s |
|---|---|---|---|
| 2020-Oct-10 14:13 | 16,944,951 | 44.1 | 6.59 |
| 2017-Sep-07 21:18 | 7,490,365 | 19.5 | 3.19 |
| 2014-Jul-29 06:39 | 15,746,672 | 41.0 | 6.25 |
| 1964-Oct-16 07:50 | 29,499,204 | 76.7 | 9.27 |
| 1961-Oct-02 00:11 | 9,632,607 | 25.1 | 4.64 |
| 1958-Aug-13 02:53 | 8,031,910 | 20.9 | 3.77 |
| 1955-Jul-23 02:50 | 24,059,826 | 62.6 | 8.1 |
| 1905-Oct-09 16:07 | 17,534,366 | 45.6 | 6.71 |
| 1902-Sep-06 14:41 | 7,527,765 | 19.6 | 3.17 |
← 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: 2017 SF14
Distances are nominal predictions and can change with new observations. OpenOrbit is not affiliated with or endorsed by NASA or JPL.