211914 (2004 RM251)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6021895904 ± 1.95e-08
Semi-major axis (a)2.6026079649 AU ± 5.52e-09
Inclination (i)19.48692086° ± 7.34e-06
Long. of Asc. Node (Ω)349.27729113° ± 9.99e-06
Arg. of Perihelion (ω)111.32748460° ± 1.09e-05
Mean Anomaly (M)346.36677168° ± 3.47e-06
Mean Motion (n)0.2347465100°/day ± 7.47e-10
Perihelion dist (q)1.03534454 AU ± 5.09e-08
Aphelion dist (Q)4.16987139 AU ± 5.16e-08
Orbital Period4.19868344 yr ± 1.34e-08
Physical Parameters
H (abs. magnitude)17.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.341″
Uncertainty0
Orbit TypeAmor
MOID0.225101 AU
Observations Used545
Oppositions30
Arc Total1987-2026
First Observation Used1987-09-29
Last Observation Used2026-01-10
Observations (562)
Date Type RA Dec Mag Band Observatory
2025-12-08 02:44:30 C 22 18 15.448 +34 23 43.69 V G96
2025-12-08 02:52:42 C 22 18 15.466 +34 23 49.20 V G96
2025-12-09 07:15:38 C 22 18 28.709 +34 43 09.62 V T08
2025-12-09 07:20:14 C 22 18 28.718 +34 43 12.65 V T08
2025-12-09 07:29:27 C 22 18 28.766 +34 43 18.30 V T08
2025-12-09 07:51:20 C 22 18 28.956 +34 43 33.13 V T08
2025-12-10 06:16:56 C 22 18 43.459 +34 59 15.14 V T05
2025-12-10 06:21:33 C 22 18 43.476 +34 59 18.13 V T05
2025-12-10 06:49:14 C 22 18 43.706 +34 59 36.38 V T05
2025-12-10 06:57:06 C 22 18 43.747 +34 59 42.22 V T05
2025-12-15 06:13:01 C 22 20 49.632 +36 28 51.31 V T08
2025-12-15 06:17:37 C 22 20 49.627 +36 28 54.84 V T08
2025-12-15 06:35:28 C 22 20 49.982 +36 29 08.95 V T08
2025-12-15 06:49:23 C 22 20 50.330 +36 29 19.46 V T08
2025-12-16 17:18:36 C 22 21 42.92 +36 56 58.1 X L04
2025-12-16 17:31:21 C 22 21 43.21 +36 57 07.9 X L04
2025-12-17 01:21:42 C 22 21 56.174 +37 03 38.45 V G96
2025-12-17 01:30:03 C 22 21 56.358 +37 03 45.14 V G96
2025-12-17 01:38:26 C 22 21 56.552 +37 03 51.98 V G96
2025-12-17 01:46:47 C 22 21 56.722 +37 03 58.36 V G96
2025-12-17 07:36:15 C 22 22 05.820 +37 08 45.78 V T05
2025-12-17 07:39:39 C 22 22 05.894 +37 08 47.98 V T05
2025-12-17 07:40:57 C 22 22 05.935 +37 08 49.34 V T05
2025-12-17 07:47:35 C 22 22 06.110 +37 08 54.10 V T05
2025-12-17 07:49:34 C 22 22 06.192 +37 08 56.15 V T05
2025-12-17 07:53:33 C 22 22 06.259 +37 08 59.17 V T05
2025-12-17 08:08:07 C 22 22 06.710 +37 09 10.62 V T05
2025-12-17 08:15:25 C 22 22 06.898 +37 09 16.56 V T05
2025-12-18 05:45:11 C 22 22 45.197 +37 27 20.99 V T05
2025-12-18 05:47:49 C 22 22 45.274 +37 27 23.51 V T05
2025-12-18 05:49:47 C 22 22 45.307 +37 27 24.77 V T05
2025-12-20 05:19:07 C 22 24 18.890 +38 08 27.56 V T08
2025-12-20 05:33:38 C 22 24 19.344 +38 08 39.66 V T08
2025-12-20 05:46:53 C 22 24 19.728 +38 08 51.22 V T08
2025-12-20 05:56:47 C 22 24 20.033 +38 08 59.32 V T08
2025-12-22 05:15:02 C 22 26 07.044 +38 51 44.24 V T08
2025-12-22 05:20:58 C 22 26 07.243 +38 51 49.57 V T08
2025-12-22 05:30:54 C 22 26 07.606 +38 51 58.46 V T08
2025-12-22 05:46:11 C 22 26 08.093 +38 52 11.68 V T08
2025-12-25 05:06:23 C 22 29 15.854 +40 00 14.44 V T05
2025-12-25 05:12:17 C 22 29 16.102 +40 00 20.34 V T05
2025-12-25 05:39:24 C 22 29 17.275 +40 00 45.65 V T05
2025-12-25 06:04:05 C 22 29 18.341 +40 01 09.91 V T05
2025-12-26 05:32:42 C 22 30 27.410 +40 24 33.16 V T08
2025-12-26 05:43:55 C 22 30 27.900 +40 24 44.39 V T08
2025-12-26 05:57:09 C 22 30 28.555 +40 24 57.28 V T08
2025-12-26 06:13:57 C 22 30 29.335 +40 25 13.22 V T08
2025-12-27 05:09:47 C 22 31 40.591 +40 48 34.47 X F52
2025-12-27 05:25:46 C 22 31 41.362 +40 48 50.39 X F52
2025-12-27 05:42:00 C 22 31 42.145 +40 49 06.57 X F52