2018 JA

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2971726704 ± 1.55e-08
Semi-major axis (a)1.4208079946 AU ± 1.08e-08
Inclination (i)28.14904130° ± 9.84e-06
Long. of Asc. Node (Ω)63.50684202° ± 2.20e-06
Arg. of Perihelion (ω)197.86428049° ± 1.06e-05
Mean Anomaly (M)141.80788121° ± 1.92e-05
Mean Motion (n)0.5819815113°/day ± 6.62e-09
Perihelion dist (q)0.99858269 AU ± 2.33e-08
Aphelion dist (Q)1.84303330 AU ± 2.61e-08
Orbital Period1.69356975 yr ± 1.93e-08
Physical Parameters
H (abs. magnitude)20.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.312″
Uncertainty0
Orbit TypeApollo
MOID0.003818 AU
Observations Used207
Oppositions5
Arc Total2013-2025
First Observation Used2013-10-20
Last Observation Used2025-11-21
Observations (218)
Date Type RA Dec Mag Band Observatory
2018-10-20 00:33:40 C 01 00 38.66 -52 47 14.2 U 807
2018-10-20 00:46:39 C 01 00 37.19 -52 46 52.0 U 807
2018-10-20 00:59:39 C 01 00 35.71 -52 46 29.9 U 807
2018-11-11 03:03:01 C 00 28 42.23 -36 29 52.5 u 807
2018-11-11 03:20:01 C 00 28 41.80 -36 29 20.9 u 807
2018-11-11 03:37:02 C 00 28 41.39 -36 28 49.3 u 807
2018-12-04 03:15:00 C 00 30 38.79 -20 59 20.5 o 291
2018-12-04 04:03:00 C 00 30 39.70 -20 58 07.4 o 291
2023-06-13 03:45:29 C 10 56 23.44 +20 29 34.1 V 695
2023-06-13 03:58:25 C 10 56 24.24 +20 28 57.7 V 695
2025-10-20 09:57:23 C 05 03 02.574 +08 36 32.00 V V00
2025-10-20 10:05:27 C 05 03 02.160 +08 36 35.78 V V00
2025-10-20 10:13:30 C 05 03 01.764 +08 36 39.53 V V00
2025-10-20 10:21:32 C 05 03 01.400 +08 36 43.31 V V00
2025-11-21 10:07:02 C 03 59 03.599 +16 07 23.38 V V00
2025-11-21 10:15:06 C 03 59 02.717 +16 07 28.45 V V00
2025-11-21 10:23:08 C 03 59 01.831 +16 07 33.56 V V00
2025-11-21 10:31:11 C 03 59 00.946 +16 07 38.86 V V00