163051 (2001 YJ4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5665198360 ± 1.31e-08
Semi-major axis (a)2.2754742291 AU ± 1.51e-09
Inclination (i)9.28086117° ± 2.33e-06
Long. of Asc. Node (Ω)247.76892648° ± 1.39e-05
Arg. of Perihelion (ω)322.38895330° ± 1.41e-05
Mean Anomaly (M)323.56866412° ± 1.83e-06
Mean Motion (n)0.2871470734°/day ± 2.85e-10
Perihelion dist (q)0.98637294 AU ± 2.98e-08
Aphelion dist (Q)3.56457552 AU ± 2.99e-08
Orbital Period3.43247894 yr ± 3.41e-09
Physical Parameters
H (abs. magnitude)16.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.343″
Uncertainty0
Orbit TypeApollo
MOID0.032094 AU
Observations Used1129
Oppositions34
Arc Total1978-2026
First Observation Used1978-02-05
Last Observation Used2026-01-11
Observations (1362)
Date Type RA Dec Mag Band Observatory
2019-06-10 05:52:55 C 10 23 24.30 +04 35 34.0 V T08
2019-06-10 05:56:53 C 10 23 25.34 +04 35 33.2 V T08
2019-06-10 06:07:00 C 10 23 27.90 +04 35 28.0 V T08
2019-06-10 06:23:32 C 10 23 32.02 +04 35 20.1 V T08
2019-06-12 05:55:11 C 10 35 50.34 +04 13 12.4 V T05
2019-06-12 05:59:13 C 10 35 51.36 +04 13 10.2 V T05
2019-06-12 06:07:16 C 10 35 53.43 +04 13 06.1 V T05
2019-06-12 06:27:20 C 10 35 58.64 +04 12 56.4 V T05
2019-06-14 06:53:01 C 10 48 52.68 +03 48 54.5 V T08
2019-06-14 06:58:20 C 10 48 54.09 +03 48 51.7 V T08
2019-06-14 07:05:39 C 10 48 56.05 +03 48 47.9 V T08
2019-06-14 07:21:11 C 10 49 00.15 +03 48 40.2 V T08
2019-06-15 03:48:03 C 10 54 33.59 +03 37 59.9 V 703
2019-06-15 03:56:04 C 10 54 35.77 +03 37 54.9 V 703
2019-06-15 04:04:05 C 10 54 37.95 +03 37 51.3 V 703
2019-06-15 04:12:06 C 10 54 40.06 +03 37 46.8 V 703
2019-06-15 20:56:17 C 10 59 15.54 +03 28 52.1 V C27
2019-06-15 21:40:15 C 10 59 27.54 +03 28 28.2 V C27
2019-06-16 03:49:16 C 11 01 09.40 +03 25 13.1 V 703
2019-06-16 03:59:06 C 11 01 12.16 +03 25 07.9 V 703
2019-06-16 04:08:57 C 11 01 14.81 +03 25 03.2 V 703
2019-06-16 04:18:47 C 11 01 17.52 +03 24 56.1 V 703
2019-06-16 07:09:07 C 11 02 04.53 +03 23 28.5 V T05
2019-06-16 07:13:12 C 11 02 05.64 +03 23 26.5 V T05
2019-06-16 07:20:44 C 11 02 07.71 +03 23 22.5 V T05
2019-06-16 07:35:25 C 11 02 11.71 +03 23 14.4 V T05
2019-06-20 06:03:33 C 11 28 52.56 +02 29 26.0 V T05
2019-06-20 06:08:22 C 11 28 53.94 +02 29 22.9 V T05
2019-06-20 06:17:05 C 11 28 56.40 +02 29 18.0 V T05
2019-06-20 06:31:46 C 11 29 00.55 +02 29 08.9 V T05
2019-06-22 07:09:09 C 11 43 04.73 +01 59 32.8 V T08
2019-06-22 07:20:40 C 11 43 08.03 +01 59 25.5 V T08
2019-06-22 07:34:48 C 11 43 12.08 +01 59 16.7 V T08
2019-06-23 04:22:28 C 11 49 16.47 +01 46 11.4 V 703
2019-06-23 04:30:44 C 11 49 18.84 +01 46 06.1 V 703
2019-06-23 04:39:00 C 11 49 21.26 +01 46 00.4 V 703
2019-06-23 04:47:16 C 11 49 23.57 +01 45 54.9 V 703
2019-06-25 06:26:19 C 12 03 58.862 +01 14 10.01 U F52
2019-06-25 06:33:46 C 12 04 01.011 +01 14 05.22 U F52
2019-06-25 06:41:17 C 12 04 03.191 +01 14 00.25 U F52
2019-06-25 06:48:42 C 12 04 05.337 +01 13 55.47 U F52
2019-06-26 06:14:16 C 12 10 59.95 +00 58 35.7 V T08
2019-06-26 06:18:56 C 12 11 01.28 +00 58 32.7 V T08
2019-06-26 06:43:14 C 12 11 08.35 +00 58 16.5 V T08
2019-06-26 21:06:26 C 12 15 23.04 +00 48 38.3 q 160
2019-06-26 21:09:24 C 12 15 23.89 +00 48 35.7 q 160
2019-06-26 21:12:20 C 12 15 24.76 +00 48 34.4 q 160
2019-06-28 20:40:22 C 12 29 25.14 +00 16 48.5 q 160
2019-06-28 20:43:16 C 12 29 26.02 +00 16 46.8 q 160
2019-06-28 20:46:12 C 12 29 26.86 +00 16 44.8 q 160