2022 ER1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4615782238 ± 1.51e-07
Semi-major axis (a)2.0197513743 AU ± 1.12e-07
Inclination (i)7.01467417° ± 4.43e-06
Long. of Asc. Node (Ω)222.47669593° ± 4.79e-05
Arg. of Perihelion (ω)1.25052256° ± 4.47e-05
Mean Anomaly (M)78.02900910° ± 3.62e-05
Mean Motion (n)0.3433724187°/day ± 2.87e-08
Perihelion dist (q)1.08747812 AU ± 3.11e-07
Aphelion dist (Q)2.95202463 AU ± 3.46e-07
Orbital Period2.87042939 yr ± 2.40e-07
Physical Parameters
H (abs. magnitude)21.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.199″
Uncertainty0
Orbit TypeAmor
MOID0.078552 AU
Observations Used60
Oppositions2
Arc Total2022-2025
First Observation Used2022-01-26
Last Observation Used2025-06-20
Observations (62)
Date Type RA Dec Mag Band Observatory
2022-06-07 03:40:36 C 11 46 58.160 +09 02 53.10 V V06
2022-06-07 03:47:53 C 11 46 59.800 +09 02 50.50 V V06
2022-06-07 03:55:11 C 11 47 01.380 +09 02 48.60 V V06
2022-06-07 04:02:28 C 11 47 03.020 +09 02 46.20 V V06
2025-05-30 13:07:13 C 21 47 05.926 -00 03 46.77 V F52
2025-05-30 13:24:38 C 21 47 06.694 -00 03 33.76 V F52
2025-05-30 13:42:01 C 21 47 07.472 -00 03 21.46 V F52
2025-05-30 13:59:26 C 21 47 08.215 -00 03 08.53 V F52
2025-06-20 12:33:14 C 21 59 38.319 +04 41 06.07 V F51
2025-06-20 12:49:23 C 21 59 38.319 +04 41 12.24 V F51
2025-06-20 13:05:37 C 21 59 38.256 +04 41 18.40 V F51
2025-06-20 13:21:58 C 21 59 38.246 +04 41 24.05 V F51