Near-Earth asteroid

2016 XB2

2016 XB2 is a near-Earth asteroid with an estimated diameter of 131–292 m (430–958 ft). It passes Earth on October 29, 2026 at about 26,226,892 km (68.2 lunar distances). NASA does not classify it as potentially hazardous.

Not potentially hazardous

131–292 m

Estimated diameter

21.54

Absolute magnitude (H)

Approaches within 0.2 au, 1900–2200

This week’s flyby

Closest approach: 2026-Oct-29 20:13 UTC
Miss distance: 26,226,892 km · 68.2 lunar distances · 0.17532 au
Relative speed: 13.14 km/s (29,397 mph)

Upcoming close approaches to Earth

14 approaches within 0.2 au (about 30 million km) are calculated from now to 2200. The closest in the 1900–2200 record is on November 3, 2134 at about 17,908,361 km.

Future Earth approaches (JPL Close Approach Data)
Date (TDB)	Nominal distance km	Lunar dist.	Speed km/s	Time uncertainty
2026-Oct-29 20:13	26,227,499	68.2	13.14	< 00:01
2031-Nov-02 19:39	18,192,597	47.3	17.11	< 00:01
2079-Apr-06 21:07	27,736,941	72.2	15.29	< 00:01
2080-Oct-31 17:43	18,674,302	48.6	15.58	< 00:01
2085-Nov-05 20:06	23,594,576	61.4	19.64	< 00:01
2128-Mar-31 07:04	28,704,839	74.7	18.41	< 00:01
2129-Oct-31 02:04	28,716,807	74.7	12.57	< 00:01
2133-Apr-09 07:19	28,452,019	74.0	14.77	< 00:01
2134-Nov-03 02:25	17,908,361	46.6	16.04	< 00:01
2139-Nov-08 00:58	24,306,662	63.2	19.9	< 00:01
2182-Mar-30 21:06	29,915,086	77.8	19.08	< 00:01
2187-Apr-08 18:34	27,611,279	71.8	15.24	< 00:01
2188-Nov-02 09:51	18,363,139	47.8	15.57	< 00:01
2193-Nov-07 04:27	22,312,522	58.0	19.36	< 00:01

Recent past approaches

Past Earth approaches within 0.2 au since 1900 (JPL), most recent 8
Date (TDB)	Distance km	Lunar dist.	Speed km/s
2025-Mar-31 00:34	28,009,209	72.9	17.8
1982-Nov-03 21:52	20,586,163	53.6	18.48
1977-Oct-30 04:53	21,476,270	55.9	14.48
1976-Apr-02 15:07	27,213,349	70.8	16.35
1933-Nov-06 14:50	29,087,810	75.7	21.03
1928-Nov-01 02:05	18,378,098	47.8	16.83
1923-Oct-29 09:11	26,691,252	69.4	13.07
1922-Mar-30 12:29	28,212,662	73.4	17.8

← 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: 2016 XB2

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