Near-Earth asteroid

1627 Ivar (1929 SH)

1627 Ivar (1929 SH) is a near-Earth asteroid with an estimated diameter of 7.4–16.4 km (4.6–10.2 mi), in the AMO orbit class. Its next listed approach within 0.2 au is on August 6, 2046. NASA does not classify it as potentially hazardous.

Not potentially hazardous

7.4–16.4 km

Estimated diameter

12.79

Absolute magnitude (H)

Approaches within 0.2 au, 1900–2200

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 August 3, 2074 at about 21,054,404 km.

Future Earth approaches (JPL Close Approach Data)
Date (TDB)	Nominal distance km	Lunar dist.	Speed km/s	Time uncertainty
2046-Aug-06 06:42	26,550,630	69.1	7.83	< 00:01
2074-Aug-03 16:48	21,054,404	54.8	6.97	< 00:01
2102-Aug-06 04:18	23,479,386	61.1	7.31	< 00:01
2181-Jul-21 20:31	24,903,558	64.8	6.79	< 00:01

Orbit

Orbit class: AMO — Near-Earth asteroid orbits similar to that of 1221 Amor
Orbital period: 928.9 days (2.54 years)
Minimum orbit intersection distance: 0.11013 au (16,475,214 km)
Observed: September 25, 1929 to October 24, 2026

Recent past approaches

Past Earth approaches within 0.2 au since 1900 (JPL), most recent 2
Date (TDB)	Distance km	Lunar dist.	Speed km/s
1957-Jul-21 08:58	22,466,608	58.4	6.29
1929-Jul-19 10:23	24,911,037	64.8	6.55

← 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: 1627 Ivar (1929 SH)

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