886138 (2019 YR4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6794647202 ± 7.11e-08
Semi-major axis (a)1.9952472422 AU ± 1.04e-08
Inclination (i)26.60712771° ± 1.47e-05
Long. of Asc. Node (Ω)93.30831038° ± 1.65e-05
Arg. of Perihelion (ω)148.08419998° ± 1.89e-05
Mean Anomaly (M)345.51534133° ± 1.23e-05
Mean Motion (n)0.3497173649°/day ± 2.74e-09
Perihelion dist (q)0.63954713 AU ± 1.42e-07
Aphelion dist (Q)3.35094735 AU ± 1.43e-07
Orbital Period2.81835099 yr ± 2.21e-08
Physical Parameters
H (abs. magnitude)18.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.239″
Uncertainty0
Orbit TypeApollo
MOID0.288651 AU
Observations Used98
Oppositions12
Arc Total2005-2023
First Observation Used2005-12-30
Last Observation Used2023-12-07
Observations (100)
Date Type RA Dec Mag Band Observatory
2020-01-19 10:20:29 C 07 52 40.614 +45 25 29.34 U F52
2020-01-19 10:38:41 C 07 52 38.202 +45 25 54.56 U F52
2020-01-19 10:56:51 C 07 52 35.772 +45 26 19.50 U F52
2020-01-23 09:49:00 C 07 39 30.983 +47 35 16.83 U F52
2020-01-23 10:07:58 C 07 39 28.107 +47 35 41.95 U F52
2020-01-23 10:26:55 C 07 39 25.234 +47 36 07.18 U F52
2020-01-29 08:50:34 C 07 16 44.022 +50 35 22.87 U F51
2020-01-29 09:29:39 C 07 16 37.141 +50 36 08.76 U F51
2020-01-29 09:49:03 C 07 16 33.724 +50 36 31.38 U F51
2020-02-03 08:10:50 C 06 55 28.003 +52 44 55.07 U F52
2020-02-03 08:28:53 C 06 55 24.568 +52 45 12.79 U F52
2020-02-03 08:46:58 C 06 55 21.122 +52 45 30.73 U F52
2020-02-03 09:08:47 C 06 55 17.001 +52 45 52.21 U F52
2020-02-03 09:26:36 C 06 55 13.603 +52 46 09.63 U F52
2020-02-03 10:02:19 C 06 55 06.810 +52 46 44.66 U F52
2020-02-14 01:37:37 C 06 06 54.30 +56 01 41.2 q H36
2020-02-14 01:49:36 C 06 06 52.08 +56 01 48.3 q H36
2020-02-14 02:19:08 C 06 06 46.41 +56 02 04.5 q H36
2020-02-21 01:45:48 C 05 37 04.22 +57 11 50.8 V 734
2020-02-21 01:54:09 C 05 37 02.76 +57 11 53.1 V 734
2020-02-21 01:58:21 C 05 37 02.02 +57 11 54.4 V 734
2020-02-21 02:02:32 C 05 37 01.32 +57 11 55.6 V 734
2020-02-22 21:06:27 C 05 29 58.28 +57 24 00.6 V C95
2020-02-22 21:15:23 C 05 29 56.85 +57 24 03.0 V C95
2020-02-27 04:22:04 C 05 14 17.86 +57 45 53.9 V 734
2020-02-27 04:33:29 C 05 14 16.29 +57 45 55.5 V 734
2020-02-27 04:40:37 C 05 14 15.24 +57 45 57.5 V 734
2020-02-27 04:47:42 C 05 14 14.18 +57 45 57.5 V 734
2020-02-29 01:41:59 C 05 07 59.73 +57 53 03.1 V 734
2020-02-29 01:46:12 C 05 07 59.11 +57 53 03.5 V 734
2020-02-29 01:54:59 C 05 07 57.90 +57 53 04.3 V 734
2020-02-29 02:14:40 C 05 07 55.09 +57 53 06.5 V 734
2020-03-03 02:03:23 C 04 58 36.99 +58 02 04.6 V 734
2020-03-03 02:12:11 C 04 58 35.98 +58 02 06.2 V 734
2020-03-03 02:21:19 C 04 58 34.87 +58 02 07.6 V 734
2020-03-07 20:54:40 C 04 45 24.32 +58 12 43.1 V 204
2020-03-07 21:19:39 C 04 45 21.61 +58 12 45.0 V 204
2020-08-17 04:54:27 C 03 34 13.96 -24 04 16.7 V J04
2020-08-17 05:05:16 C 03 34 13.94 -24 04 25.1 V J04
2020-08-17 05:16:05 C 03 34 13.91 -24 04 33.3 V J04
2020-08-18 04:42:12 C 03 34 11.91 -24 22 31.6 V J04
2020-08-18 04:53:02 C 03 34 11.84 -24 22 39.8 V J04
2020-08-18 05:03:52 C 03 34 11.80 -24 22 48.3 V J04
2022-11-21 12:11:47 C 10 53 18.103 +21 46 22.69 V I52
2022-11-21 12:18:29 C 10 53 18.913 +21 46 22.44 V I52
2022-11-21 12:25:10 C 10 53 19.838 +21 46 22.51 V I52
2022-11-21 12:31:51 C 10 53 20.616 +21 46 22.76 V I52
2023-12-07 02:03:04 C 02 07 24.795 -18 12 34.93 W G37
2023-12-07 03:15:59 C 02 07 22.581 -18 12 05.41 W G37
2023-12-07 04:30:43 C 02 07 20.371 -18 11 35.82 W G37