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2021ER4  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 0.863443 2.023e-05 au
e 0.459707 0.0003108
i 1.957 0.001951 deg
Ω 353.98 0.001039 deg
ω 43.435 0.003537 deg
M 14.636 0.07709 deg

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Other useful info
Absolute Magnitude (H)    27.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.4665 au
Aphelion distance 1.2604 au
Asc. node-Earth separation -0.49409 au
Desc. node-Earth separation 0.02805 au
Earth MOID 0.00202 au
Orbital period 293.055 days
Date of orbit computation   feb 26 12:08
Observational summary
Optical observations (Discarded) 19 (0)
Radar observations (Discarded) 0 (0)
Arc length 3 days
Unobserved 1107 days

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Ephemeris
(Epoch 60398 MJD)
Right Ascension 26.4114 deg
Declination 11.7033 deg
V Magnitude 27.88 mag
Solar Elongation -20.26 deg
Galactic Latitude -49 deg
Rate 1.795 deg/day
Direction 68.423 deg

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