238456 (2004 RK)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3003400724 ± 1.57e-08
Semi-major axis (a)1.3887970186 AU ± 6.37e-10
Inclination (i)18.14852500° ± 4.67e-06
Long. of Asc. Node (Ω)178.75061064° ± 4.99e-06
Arg. of Perihelion (ω)264.46589181° ± 7.85e-06
Mean Anomaly (M)277.71808476° ± 5.44e-06
Mean Motion (n)0.6022185279°/day ± 4.14e-10
Perihelion dist (q)0.97168562 AU ± 2.18e-08
Aphelion dist (Q)1.80590842 AU ± 2.18e-08
Orbital Period1.63665885 yr ± 1.13e-09
Physical Parameters
H (abs. magnitude)19.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.342″
Uncertainty0
Orbit TypeApollo
MOID0.163581 AU
Observations Used542
Oppositions15
Arc Total1986-2025
First Observation Used1986-10-02
Last Observation Used2025-07-28
Observations (584)
Date Type RA Dec Mag Band Observatory
2022-09-01 14:16:58 C 22 04 53.30 +13 14 04.0 V D29
2022-09-01 14:37:19 C 22 04 52.04 +13 13 34.5 V D29
2022-09-01 14:57:41 C 22 04 50.75 +13 13 05.2 V D29
2022-09-02 07:30:00 C 22 03 53.837 +12 48 41.62 U F51
2022-09-02 07:49:21 C 22 03 52.606 +12 48 12.81 U F51
2022-09-02 08:08:37 C 22 03 51.377 +12 47 44.06 U F51
2022-09-02 08:27:51 C 22 03 50.142 +12 47 15.31 U F51
2022-09-02 14:17:03 C 22 03 29.71 +12 38 22.6 V D29
2022-09-02 14:37:25 C 22 03 28.42 +12 37 52.2 V D29
2022-09-04 14:12:49 C 22 00 41.20 +11 22 35.7 V D29
2022-09-04 14:39:33 C 22 00 39.47 +11 21 51.8 V D29
2022-09-04 15:06:16 C 22 00 37.74 +11 21 08.2 V D29
2022-09-05 09:55:02 C 21 59 31.003 +10 49 47.89 V T08
2022-09-05 09:59:38 C 21 59 30.775 +10 49 39.47 V T08
2022-09-05 10:21:37 C 21 59 29.359 +10 49 02.03 V T08
2022-09-05 10:42:52 C 21 59 27.917 +10 48 26.24 V T08
2022-09-05 12:28:16 C 21 59 23.13 +10 45 21.2 V D29
2022-09-05 12:52:03 C 21 59 21.58 +10 44 40.8 V D29
2022-09-05 13:15:50 C 21 59 20.05 +10 44 00.7 V D29
2022-09-05 21:30:00 C 21 58 50.56 +10 29 49.4 V 130
2022-09-05 21:38:51 C 21 58 49.98 +10 29 34.0 V 130
2022-09-11 16:00:45 C 21 50 46.41 +06 07 27.2 V D29
2022-09-11 16:13:06 C 21 50 45.56 +06 07 00.4 V D29
2022-09-11 16:25:28 C 21 50 44.85 +06 06 36.0 V D29
2022-09-12 15:28:46 C 21 49 27.28 +05 18 34.7 V D29
2022-09-12 15:41:08 C 21 49 26.42 +05 18 09.1 V D29
2022-09-14 12:06:42 C 21 47 01.222 +03 42 55.69 V P07
2022-09-14 13:21:55 C 21 46 56.710 +03 40 10.78 V P07
2022-09-14 14:42:08 C 21 46 51.790 +03 37 14.52 V P07
2022-09-14 15:54:00 C 21 46 47.410 +03 34 37.02 V P07
2022-09-14 17:04:54 C 21 46 43.183 +03 32 00.35 V P07
2022-09-14 22:01:04 C 21 46 27.787 +03 21 09.72 V M22
2022-09-14 22:05:38 C 21 46 27.497 +03 20 59.64 V M22
2022-09-14 22:16:03 C 21 46 26.918 +03 20 36.67 V M22
2022-09-14 22:31:12 C 21 46 26.002 +03 20 02.83 V M22
2022-09-15 12:24:21 C 21 45 43.142 +02 49 03.40 V P07
2022-09-15 13:36:55 C 21 45 38.873 +02 46 20.60 V P07
2022-09-15 14:53:39 C 21 45 34.286 +02 43 28.74 V P07
2022-09-15 15:57:29 C 21 45 30.456 +02 41 05.35 V P07
2022-09-15 17:05:44 C 21 45 26.426 +02 38 32.17 V P07
2022-09-16 03:34:51 C 21 44 55.273 +02 14 27.78 V G96
2022-09-16 03:42:59 C 21 44 54.802 +02 14 09.31 V G96
2022-09-16 03:51:07 C 21 44 54.330 +02 13 50.95 V G96
2022-09-16 03:59:16 C 21 44 53.858 +02 13 32.56 V G96
2022-09-16 07:37:38 C 21 44 41.125 +02 05 16.84 V 703
2022-09-16 07:45:19 C 21 44 40.661 +02 04 59.41 V 703
2022-09-16 07:53:00 C 21 44 40.276 +02 04 41.81 V 703
2022-09-16 08:00:41 C 21 44 39.829 +02 04 24.13 V 703
2022-09-16 09:39:44 C 21 44 35.100 +02 00 44.68 V T08
2022-09-16 09:45:03 C 21 44 34.814 +02 00 32.83 V T08