(2021 SF4)
Gate E3. Data: NASA/JPL-Caltech, presented by Arrivals.earth.
Object
- Designation
- 2021 SF4
- Kind
- asteroid
- Orbit class
- AMO
- Gate
- E3
- Classification
- SOLAR
- Absolute magnitude (H)
- 24.51
Orbital elements
- Eccentricity (e)
- 0.2161
- Semi-major axis (au)
- 1.309
- Perihelion distance (au)
- 1.026
- Inclination (deg)
- 12.3
- Ascending node (deg)
- 199.92
- Argument of perihelion (deg)
- 225.78
- Mean anomaly (deg)
- 9.03
- Epoch (JD)
- 2461200.5
- Period (days)
- 547
- Earth MOID (au)
- 0.0759
- Observation arc (days)
- 2183
- Observations used
- 49
- First observed
- 2018-10-16
- Last observed
- 2024-10-07
Close approaches to Earth
| Time (UTC, 3-sigma uncertainty applies) | Distance (au) | Relative velocity (km/s) |
|---|
| 2027-10-20 23:03:00 | 0.0993 | 8.16 |
JPL Small-Body Database record