2019 AS4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1119064754 ± 5.14e-08
Semi-major axis (a)1.2566307233 AU ± 5.07e-09
Inclination (i)18.62937272° ± 1.03e-05
Long. of Asc. Node (Ω)99.70035207° ± 7.20e-06
Arg. of Perihelion (ω)296.93255671° ± 5.75e-05
Mean Anomaly (M)21.17331312° ± 4.95e-05
Mean Motion (n)0.6996821037°/day ± 4.23e-09
Perihelion dist (q)1.11600561 AU ± 6.48e-08
Aphelion dist (Q)1.39725584 AU ± 6.48e-08
Orbital Period1.40867728 yr ± 8.52e-09
Physical Parameters
H (abs. magnitude)22.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.269″
Uncertainty0
Orbit TypeAmor
MOID0.187952 AU
Observations Used65
Oppositions3
Arc Total2015-2025
First Observation Used2015-07-09
Last Observation Used2025-12-29
Observations (66)
Date Type RA Dec Mag Band Observatory
2025-12-13 08:41:29 C 06 11 00.366 -10 47 55.50 V G96
2025-12-13 08:48:51 C 06 10 59.578 -10 47 31.16 V G96
2025-12-25 09:40:53 C 05 44 38.913 +08 00 26.31 X F51
2025-12-25 09:58:20 C 05 44 37.079 +08 01 38.76 X F51
2025-12-25 10:16:15 C 05 44 35.193 +08 02 53.24 X F51
2025-12-25 10:33:37 C 05 44 33.360 +08 04 05.28 X F51
2025-12-25 18:13:19 B 05 43 51.360 +08 35 42.26 X N56
2025-12-25 18:23:47 B 05 43 50.288 +08 36 26.97 X N56
2025-12-25 18:34:13 B 05 43 49.096 +08 37 09.75 X N56
2025-12-26 22:15:44 C 05 41 17.21 +10 31 21.9 V K88
2025-12-26 22:18:52 C 05 41 16.87 +10 31 34.5 V K88
2025-12-26 22:22:00 C 05 41 16.57 +10 31 47.4 V K88
2025-12-29 04:36:06 C 05 36 27.655 +14 12 29.59 V G96
2025-12-29 04:44:32 C 05 36 26.831 +14 13 03.32 V G96
2025-12-29 04:51:56 C 05 36 26.122 +14 13 33.10 V G96
2025-12-29 04:59:20 C 05 36 25.420 +14 14 02.90 V G96