Near-Earth asteroid

2063 Bacchus (1977 HB)

2063 Bacchus (1977 HB) is a near-Earth asteroid with an estimated diameter of 1.0–2.1 km (0.6–1.3 mi), in the APO orbit class. Its next listed approach within 0.2 au is on September 14, 2031. NASA does not classify it as potentially hazardous.

Not potentially hazardous

1.0–2.1 km

Estimated diameter

17.21

Absolute magnitude (H)

Approaches within 0.2 au, 1900–2200

Upcoming close approaches to Earth

19 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 31, 1996 at about 10,135,256 km.

Future Earth approaches (JPL Close Approach Data)
Date (TDB)	Nominal distance km	Lunar dist.	Speed km/s	Time uncertainty
2031-Sep-14 15:34	18,889,723	49.1	12.76	< 00:01
2043-Apr-01 05:09	10,570,586	27.5	10.34	< 00:01
2050-Sep-17 14:12	16,386,951	42.6	11.64	< 00:01
2062-Apr-01 01:53	10,537,674	27.4	10.33	< 00:01
2069-Sep-16 03:04	17,158,876	44.6	12.12	< 00:01
2081-Mar-31 19:49	10,649,872	27.7	10.25	< 00:01
2088-Sep-16 19:45	16,542,533	43.0	11.81	< 00:01
2100-Apr-01 19:36	10,150,216	26.4	10.48	< 00:01
2107-Sep-18 02:13	16,825,273	43.8	11.99	00:02
2119-Apr-02 04:48	14,819,165	38.6	9.07	< 00:01
2126-Sep-11 23:54	24,701,600	64.3	14.44	00:03
2136-Oct-19 22:50	29,138,673	75.8	8.95	00:09
2138-Apr-06 13:26	26,363,633	68.6	7.56	00:05
2148-Apr-07 18:10	24,891,590	64.8	15.29	00:02
2155-Oct-02 17:50	20,683,402	53.8	9	00:06
2167-Apr-05 06:24	13,508,688	35.1	12.77	< 00:01
2174-Sep-26 02:21	16,983,846	44.2	9.86	00:02
2186-Apr-04 22:31	13,025,487	33.9	12.65	00:02
2193-Sep-26 18:42	17,326,425	45.1	9.71	00:12

Orbit

Orbit class: APO — Near-Earth asteroid orbits which cross the Earth’s orbit similar to that of 1862 Apollo
Orbital period: 408.5 days (1.12 years)
Minimum orbit intersection distance: 0.06698 au (10,020,065 km)
Observed: April 24, 1977 to June 15, 2025

Recent past approaches

Past Earth approaches within 0.2 au since 1900 (JPL), most recent 14
Date (TDB)	Distance km	Lunar dist.	Speed km/s
2024-Mar-31 02:36	17,953,240	46.7	8.53
2015-Apr-07 19:13	29,201,504	76.0	16.15
2003-Sep-26 04:10	18,198,581	47.3	9.58
1996-Mar-31 16:04	10,135,256	26.4	11.07
1984-Sep-13 02:51	19,552,442	50.9	12.95
1977-Mar-31 05:15	18,262,908	47.5	8.49
1965-Sep-07 12:47	29,464,797	76.7	15.47
1958-Apr-06 20:10	28,866,405	75.1	7.47
1956-Oct-12 22:37	27,002,416	70.2	8.8
1949-Apr-06 04:22	26,462,367	68.8	15.57
1937-Oct-09 16:27	25,569,268	66.5	8.74
1930-Apr-06 00:15	25,332,903	65.9	15.32
1918-Oct-04 16:23	23,246,013	60.5	8.79
1911-Apr-03 23:19	18,215,037	47.4	13.76

← 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: 2063 Bacchus (1977 HB)

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