(2021 XW4)
Gate C21. Data: NASA/JPL-Caltech, presented by Arrivals.earth.
Object
- Designation
- 2021 XW4
- Kind
- asteroid
- Orbit class
- APO
- Gate
- C21
- Classification
- SOLAR
- Absolute magnitude (H)
- 24.51
Orbital elements
- Eccentricity (e)
- 0.3021
- Semi-major axis (au)
- 1.414
- Perihelion distance (au)
- 0.987
- Inclination (deg)
- 6.59
- Ascending node (deg)
- 264.71
- Argument of perihelion (deg)
- 120.27
- Mean anomaly (deg)
- 269.18
- Epoch (JD)
- 2461200.5
- Period (days)
- 614
- Earth MOID (au)
- 0.0638
- Observation arc (days)
- 26
- Observations used
- 31
- First observed
- 2021-12-08
- Last observed
- 2022-01-03
Close approaches to Earth
| Time (UTC, 3-sigma uncertainty applies) | Distance (au) | Relative velocity (km/s) |
|---|
| 2026-07-10 06:28:00 | 0.4508 | 6.16 |
| 2026-12-12 09:52:00 | 0.3541 | 16.09 |
JPL Small-Body Database record