847431 (1994 CJ1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3254632350 ± 2.00e+00
Semi-major axis (a)1.4902232028 AU ± 3.00e+00
Inclination (i)2.30803218° ± 4.00e+00
Long. of Asc. Node (Ω)171.99680021° ± 5.00e+00
Arg. of Perihelion (ω)65.38714677° ± 6.00e+00
Mean Anomaly (M)112.51159156° ± 6.76e-06
Mean Motion (n)0.5417953764°/day ± 1.64e+00
Perihelion dist (q)1.00521034 AU ± 3.60e+00
Aphelion dist (Q)1.97523607 AU ± 4.97e+00
Orbital Period1.81918548 yr ± 5.49e+00
NGA Modelr2
A2-9.76700285e-06 AU/d²
Physical Parameters
H (abs. magnitude)21.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.274″
Uncertainty0
Orbit TypeApollo
MOID0.031534 AU
Observations Used189
Oppositions14
Arc Total1994-2025
First Observation Used1994-02-10
Last Observation Used2025-09-30
Observations (202)
Date Type RA Dec Mag Band Observatory
2025-09-30 06:24:17 C 22 59 45.890 -07 05 14.90 V 291
2025-09-30 06:36:10 C 22 59 45.400 -07 05 18.90 V 291
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-07-03 00:58:00 92971772.1 1 us 2380 -1 -1
2014-07-03 00:58:00 -27882.771 0.015 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)