NEODyS-2

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2021AC4  ▹ 
SUMMARY

This object is currently included in the Risk list

Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.70224 0.0005449 au
e 0.437364 0.0001834
i 2.858 0.001161 deg
Ω 110.362 0.0001722 deg
ω 333.633 0.0009035 deg
M 358.599 0.0002048 deg

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Other useful info
Absolute Magnitude (H)    28.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9577 au
Aphelion distance 2.4467 au
Asc. node-Earth separation 0.00554 au
Desc. node-Earth separation 1.24587 au
Earth MOID 0.00195 au
Orbital period 811.205 days
Date of orbit computation   Mar 19 10:34
Observational summary
Optical observations (Discarded) 44 (0)
Radar observations (Discarded) 0 (0)
Arc length 2 days
Unobserved 153 days

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Ephemeris
(Epoch 59379 MJD)
Right Ascension 180.001 deg
Declination 4.16714 deg
V Magnitude 32.45 mag
Solar Elongation -95.44 deg
Galactic Latitude 63.96 deg
Rate 0.398 deg/day
Direction 118.297 deg

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