(2021 SN4)
Gate E13. Data: NASA/JPL-Caltech, presented by Arrivals.earth.
Object
- Designation
- 2021 SN4
- Kind
- asteroid
- Orbit class
- AMO
- Gate
- E13
- Classification
- SOLAR
- Absolute magnitude (H)
- 24.36
Orbital elements
- Eccentricity (e)
- 0.177
- Semi-major axis (au)
- 1.308
- Perihelion distance (au)
- 1.076
- Inclination (deg)
- 16.36
- Ascending node (deg)
- 6.14
- Argument of perihelion (deg)
- 311.79
- Mean anomaly (deg)
- 82.8
- Epoch (JD)
- 2461200.5
- Period (days)
- 546
- Earth MOID (au)
- 0.119
- Observation arc (days)
- 1099
- Observations used
- 39
- First observed
- 2021-09-30
- Last observed
- 2024-10-03
Close approaches to Earth
| Time (UTC, 3-sigma uncertainty applies) | Distance (au) | Relative velocity (km/s) |
|---|
| 2027-09-23 06:25:00 | 0.1585 | 8.5 |
JPL Small-Body Database record