387871 (2004 RD252)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6000560152 ± 5.00e-08
Semi-major axis (a)2.1006931062 AU ± 1.17e-08
Inclination (i)10.39570574° ± 5.27e-06
Long. of Asc. Node (Ω)288.05873683° ± 8.27e-05
Arg. of Perihelion (ω)174.74230158° ± 8.07e-05
Mean Anomaly (M)316.27072637° ± 1.68e-05
Mean Motion (n)0.3237191272°/day ± 2.71e-09
Perihelion dist (q)0.84015957 AU ± 1.05e-07
Aphelion dist (Q)3.36122664 AU ± 1.07e-07
Orbital Period3.04469585 yr ± 2.55e-08
Physical Parameters
H (abs. magnitude)19.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.562″
Uncertainty0
Orbit TypeApollo
MOID0.118340 AU
Observations Used181
Oppositions12
Arc Total2004-2022
First Observation Used2004-09-15
Last Observation Used2022-08-17
Observations (182)
Date Type RA Dec Mag Band Observatory
2011-03-31 03:32:34 C 11 31 09.48 -39 39 15.1 u I39
2013-09-27 01:42:57 C 21 48 56.74 +07 36 15.5 u H21
2013-09-27 01:48:43 C 21 48 56.43 +07 36 14.0 u H21
2013-09-27 01:56:41 C 21 48 55.94 +07 36 11.6 u H21
2013-11-19 02:14:38 C 21 30 38.41 +02 21 40.7 o 711
2013-11-19 02:20:51 C 21 30 38.66 +02 21 40.5 o 711
2013-11-19 02:26:53 C 21 30 38.86 +02 21 40.2 o 711
2014-02-27 00:11:53 C 03 17 40.14 -05 59 58.5 u 807
2014-02-27 00:16:13 C 03 17 41.71 -06 00 05.5 u 807
2014-02-27 00:20:33 C 03 17 43.33 -06 00 13.0 u 807
2014-03-17 02:12:34 C 06 20 24.89 -16 49 23.6 q 448
2014-03-17 02:22:05 C 06 20 28.72 -16 49 31.2 q 448
2014-03-17 02:30:29 C 06 20 32.07 -16 49 38.4 q 448
2016-08-04 11:18:06 C 22 41 49.35 +04 30 44.2 1 T09
2016-08-04 12:24:54 C 22 41 46.70 +04 30 52.2 1 T09
2016-08-04 13:31:44 C 22 41 44.04 +04 31 00.2 1 T09
2016-08-04 13:35:37 C 22 41 43.90 +04 31 00.5 1 T09
2016-08-04 14:34:50 C 22 41 41.54 +04 31 07.7 1 T09
2016-08-26 09:21:01 C 22 13 55.021 +04 41 11.34 L F51
2016-08-26 09:38:38 C 22 13 53.804 +04 41 09.72 L F51
2016-08-26 09:56:15 C 22 13 52.626 +04 41 08.04 L F51
2016-08-26 10:13:51 C 22 13 51.410 +04 41 06.50 L F51
2016-08-29 06:50:07 C 22 09 15.90 +04 33 53.0 q G96
2016-08-29 07:00:01 C 22 09 15.16 +04 33 52.1 q G96
2016-08-29 07:09:59 C 22 09 14.44 +04 33 51.1 q G96
2016-08-29 07:19:40 C 22 09 13.78 +04 33 51.4 q G96
2020-01-24 05:23:04 C 23 32 38.501 +05 08 07.91 U F51
2020-01-24 05:34:09 C 23 32 39.953 +05 08 14.73 U F51
2020-01-24 05:39:42 C 23 32 40.662 +05 08 17.57 U F51
2022-08-17 04:32:25 C 21 42 34.73 -01 59 56.7 u H21
2022-08-17 04:37:51 C 21 42 34.40 -01 59 57.5 u H21
2022-08-17 04:41:49 C 21 42 34.15 -01 59 57.9 u H21