The Dexes / Near-Earth Object / 2021XA4
CelestialObjectDex · Near-Earth Object
NEO 2021 XA4
2021XA4 · 2021-12-05T12:41:00Z
Close approaches
1
Past
1
Observations
1
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2021-12-05T12:41:00+00:00 |
|---|---|
| End UTCend_utc | 2021-12-05T12:41:00+00:00 |
| Familyfamily | celestialdex |
| Designationdesignation | 2021 XA4 |
| Abs magnitude habs_magnitude_h | 26.550 |
| Est diameter (m)est_diameter_m | 17.400 |
| Est diameter noteest_diameter_note | from H, albedo=0.14 assumed (estimate) |
| Orbit IDorbit_id | 2 |
| Number of futuren_future | 0 |
| Closest (km)closest_km | 1679369.600 |
| Closest ldclosest_ld | 4.369 |
| Closest UTCclosest_utc | 2021-12-05T12:41:00+00:00 |
| First approach UTCfirst_approach_utc | 2021-12-05T12:41:00+00:00 |
| Last approach UTClast_approach_utc | 2021-12-05T12:41:00+00:00 |
| Last fix UTClast_fix_utc | 2021-12-05T12:41:00+00:00 |
| Provisionalprovisional | false |
| Approachesapproaches | [{"utc":"2021-12-05T12:41:00+00:00","dist_km":1679369.6,"dist_ld":4.3688,"dist_au":0.0112258925813681,"dist_min_au":0.0111414945911177,"dist_max_au":0.0113102880269088,"v_rel_kms":15.366970685245,"v_i |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- cneos_cad
Storage: dossier · celestial_storehouse/neo/2021XA4.json