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
2022-03-23 02:42:27 C 03 56 46.94 +18 22 58.2 V V00
2022-03-23 02:49:28 C 03 56 47.27 +18 22 59.1 V V00
2022-03-23 02:56:28 C 03 56 47.68 +18 22 59.5 V V00
2022-03-23 03:03:27 C 03 56 48.04 +18 23 00.6 V V00
2023-06-13 10:35:30 C 00 07 34.367 +10 44 31.02 V G96
2023-06-13 10:43:38 C 00 07 34.622 +10 44 33.79 V G96
2023-06-13 10:51:45 C 00 07 34.900 +10 44 36.74 V G96
2023-06-13 10:59:52 C 00 07 35.144 +10 44 39.34 V G96
2023-07-01 13:50:07 C 00 18 08.931 +12 51 31.08 X F52
2023-07-01 14:03:45 C 00 18 09.149 +12 51 34.52 X F52
2023-07-01 14:17:26 C 00 18 09.370 +12 51 38.13 X F52
2023-07-14 13:47:21 C 00 21 32.206 +13 59 32.68 X F52
2023-07-14 14:00:06 C 00 21 32.259 +13 59 34.93 X F52
2023-07-14 14:12:56 C 00 21 32.315 +13 59 37.30 X F52
2023-07-14 14:25:44 C 00 21 32.349 +13 59 39.54 X F52
2023-07-29 11:52:39 C 00 20 25.524 +14 47 21.92 X F52
2023-07-29 12:03:43 C 00 20 25.402 +14 47 22.71 X F52
2023-07-29 12:14:44 C 00 20 25.250 +14 47 23.68 X F52
2023-07-29 12:25:45 C 00 20 25.128 +14 47 24.64 X F52
2023-09-14 08:23:42 C 23 44 17.358 +12 36 21.62 X F52
2023-09-14 08:40:22 C 23 44 16.595 +12 36 16.52 X F52
2023-09-14 08:56:52 C 23 44 15.846 +12 36 11.53 X F52
2023-09-18 05:53:35 C 23 40 07.907 +12 06 50.33 V G96
2023-09-18 06:02:29 C 23 40 07.496 +12 06 47.56 V G96
2023-09-18 06:11:29 C 23 40 07.090 +12 06 44.64 V G96
2023-09-18 06:20:31 C 23 40 06.676 +12 06 41.18 V G96
2023-10-05 04:34:01 C 23 23 31.722 +09 44 55.54 V G96
2023-10-05 04:42:12 C 23 23 31.448 +09 44 52.58 V G96
2023-10-05 04:50:23 C 23 23 31.139 +09 44 49.99 V G96
2023-10-05 04:58:33 C 23 23 30.833 +09 44 47.29 V G96
2023-10-09 07:09:04 C 23 20 09.036 +09 09 58.15 X F52
2023-10-09 07:27:02 C 23 20 08.435 +09 09 52.01 X F52
2023-10-09 07:44:55 C 23 20 07.837 +09 09 45.68 X F52
2023-10-12 04:33:17 C 23 17 58.384 +08 45 47.09 V G96
2023-10-12 04:40:47 C 23 17 58.160 +08 45 44.93 V G96
2023-10-12 04:48:16 C 23 17 57.919 +08 45 42.77 V G96
2023-10-12 04:55:46 C 23 17 57.746 +08 45 39.78 V G96
2023-11-02 06:08:58 C 23 07 52.849 +06 14 17.05 X F52
2023-11-02 06:25:49 C 23 07 52.677 +06 14 12.80 X F52
2023-11-02 06:42:44 C 23 07 52.502 +06 14 08.88 X F52
2023-11-02 06:59:48 C 23 07 52.333 +06 14 04.53 X F52
2024-08-31 13:21:31 C 03 10 18.602 +23 35 46.54 X F51
2024-08-31 13:39:28 C 03 10 18.626 +23 35 47.30 X F51
2024-08-31 13:57:31 C 03 10 18.640 +23 35 48.13 X F51
2024-09-09 12:39:22 C 03 09 53.660 +23 40 21.22 X F52
2024-09-09 12:57:23 C 03 09 53.530 +23 40 21.40 X F52
2024-09-09 13:33:35 C 03 09 53.288 +23 40 21.56 X F52
2024-10-05 10:49:38 C 02 58 45.493 +23 07 50.90 X F52
2024-10-05 11:20:27 C 02 58 44.545 +23 07 47.20 X F52
2024-10-05 11:35:47 C 02 58 44.084 +23 07 45.59 X F52