2019 AR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5346080173 ± 3.28e-08
Semi-major axis (a)2.1505441980 AU ± 7.08e-08
Inclination (i)4.51797073° ± 6.21e-06
Long. of Asc. Node (Ω)117.12385170° ± 4.80e-05
Arg. of Perihelion (ω)73.20126974° ± 5.08e-05
Mean Anomaly (M)44.03480741° ± 4.06e-05
Mean Motion (n)0.3125285646°/day ± 1.54e-08
Perihelion dist (q)1.00084603 AU ± 7.78e-08
Aphelion dist (Q)3.30024237 AU ± 1.29e-07
Orbital Period3.15371584 yr ± 1.56e-07
Physical Parameters
H (abs. magnitude)21.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.328″
Uncertainty0
Orbit TypeApollo
MOID0.069462 AU
Observations Used73
Oppositions2
Arc Total2019-2022
First Observation Used2019-01-03
Last Observation Used2022-01-04
Observations (84)
Date Type RA Dec Mag Band Observatory
2019-01-03 15:02:41 C 10 19 30.033 +10 34 38.81 U F51
2019-01-03 15:16:03 C 10 19 31.733 +10 34 34.54 U F51
2019-01-03 15:29:17 C 10 19 33.421 +10 34 30.32 U F51
2019-01-03 15:42:33 C 10 19 35.130 +10 34 26.12 U F51
2019-01-04 12:51:08 C 10 22 26.061 +10 27 46.52 V 568
2019-01-04 12:52:30 C 10 22 26.239 +10 27 46.08 V 568
2019-01-04 12:53:52 C 10 22 26.414 +10 27 45.66 V 568
2019-01-06 13:37:05 C 10 29 11.829 +10 12 08.31 V 568
2019-01-06 13:38:28 C 10 29 12.013 +10 12 07.89 V 568
2019-01-06 13:39:50 C 10 29 12.200 +10 12 07.43 V 568
2019-01-07 02:53:41 C 10 31 05.77 +10 07 40.1 V L01
2019-01-07 03:00:25 C 10 31 06.69 +10 07 38.3 V L01
2019-01-07 03:14:09 C 10 31 08.61 +10 07 33.5 V L01
2019-01-09 06:53:10 C 10 38 48.95 +09 50 49.2 u 807
2019-01-09 07:01:17 C 10 38 50.15 +09 50 46.8 u 807
2019-01-09 07:10:00 C 10 38 51.45 +09 50 44.2 u 807
2019-01-19 08:45:43 C 11 21 42.53 +08 18 58.9 V G96
2019-01-19 08:53:03 C 11 21 44.00 +08 18 55.4 V G96
2019-01-19 09:00:24 C 11 21 45.53 +08 18 52.2 V G96
2019-01-19 09:07:44 C 11 21 46.92 +08 18 49.8 V G96
2019-01-19 09:53:15 C 11 21 56.02 +08 18 29.2 V I52
2019-01-19 09:54:22 C 11 21 56.30 +08 18 28.6 V I52
2019-01-19 09:55:28 C 11 21 56.49 +08 18 29.8 V I52
2019-01-19 09:56:33 C 11 21 56.68 +08 18 29.4 V I52
2019-02-01 10:50:26 C 12 42 38.13 +05 24 16.0 o 711
2019-02-01 10:54:39 C 12 42 39.39 +05 24 12.9 o 711
2019-02-01 10:58:53 C 12 42 40.69 +05 24 09.6 o 711
2019-02-09 10:53:35 C 13 49 16.23 +02 47 18.0 V 703
2019-02-09 11:08:48 C 13 49 21.74 +02 47 04.4 V 703
2019-02-09 11:16:24 C 13 49 24.55 +02 46 57.2 V 703
2019-02-12 10:02:59 C 14 16 24.61 +01 40 37.6 V 703
2019-02-12 10:10:41 C 14 16 27.47 +01 40 31.0 V 703
2019-02-12 10:18:21 C 14 16 30.41 +01 40 23.6 V 703
2019-02-12 11:00:52 C 14 16 46.43 +01 39 42.9 V G96
2019-02-12 11:08:22 C 14 16 49.27 +01 39 35.7 V G96
2019-02-12 11:15:53 C 14 16 52.09 +01 39 28.0 V G96
2019-02-12 11:23:21 C 14 16 54.89 +01 39 21.4 V G96
2019-02-27 16:56:30 S 16 31 24.18 -03 45 50.7 L C51
2019-02-27 20:04:50 S 16 32 24.29 -03 48 05.3 L C51
2019-02-27 21:39:04 S 16 32 54.38 -03 49 11.6 L C51
2019-02-27 23:13:19 S 16 33 24.27 -03 50 17.7 L C51
2019-02-28 00:47:34 S 16 33 54.28 -03 51 25.2 L C51
2019-02-28 02:21:38 S 16 34 24.13 -03 52 31.5 L C51
2019-02-28 02:21:49 S 16 34 24.20 -03 52 31.3 L C51
2019-02-28 03:55:54 S 16 34 53.82 -03 53 36.8 L C51
2019-02-28 05:30:08 S 16 35 23.65 -03 54 44.1 L C51
2019-03-01 10:55:37 C 16 44 33.66 -04 15 14.2 o 711
2019-03-01 10:59:45 C 16 44 34.92 -04 15 16.8 o 711
2019-03-01 11:04:13 C 16 44 36.20 -04 15 19.9 o 711
2019-04-05 15:24:17 C 19 22 52.020 -08 34 40.99 V T12