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
2025-10-27 05:36:39 C 23 07 20.255 +26 21 36.11 V 703
2025-10-27 05:39:58 C 23 07 19.880 +26 21 36.58 V 703
2025-10-27 05:46:37 C 23 07 19.078 +26 21 39.78 V 703
2025-10-28 12:26:56 C 23 04 14.299 +26 36 11.27 V P07
2025-10-28 12:44:20 C 23 04 12.526 +26 36 19.15 V P07
2025-10-28 13:15:58 C 23 04 09.180 +26 36 33.52 V P07
2025-10-28 13:58:43 C 23 04 04.709 +26 36 53.14 V P07
2025-10-28 14:13:29 C 23 04 03.209 +26 37 00.19 V P07
2025-10-29 04:27:14 C 23 02 39.062 +26 43 18.41 V 703
2025-10-29 04:41:09 C 23 02 37.576 +26 43 23.41 V 703
2025-10-29 07:51:54 C 23 02 18.730 +26 44 54.35 V T05
2025-10-29 07:56:34 C 23 02 18.245 +26 44 56.51 V T05
2025-10-29 08:04:03 C 23 02 17.513 +26 44 59.75 V T05
2025-10-29 08:48:38 C 23 02 12.936 +26 45 19.73 V T05
2025-10-29 11:52:48 C 23 01 55.718 +26 46 53.62 V P07
2025-10-29 12:11:15 C 23 01 53.813 +26 47 02.44 V P07
2025-10-29 13:16:57 C 23 01 47.126 +26 47 31.70 V P07
2025-10-29 13:54:40 C 23 01 43.234 +26 47 48.16 V P07
2025-10-30 07:36:25 C 23 00 00.475 +26 55 36.41 V T05
2025-10-30 07:40:59 C 23 00 00.012 +26 55 38.53 V T05
2025-10-30 07:51:49 C 22 59 58.932 +26 55 43.28 V T05
2025-10-30 08:06:31 C 22 59 57.432 +26 55 49.51 V T05
2025-10-31 03:25:25 C 22 58 07.550 +27 04 21.11 V 703
2025-10-31 03:29:45 C 22 58 07.100 +27 04 23.16 V 703
2025-10-31 03:38:41 C 22 58 05.999 +27 04 31.66 V 703
2025-10-31 07:40:18 C 22 57 43.202 +27 06 16.80 X F51
2025-10-31 07:58:52 C 22 57 41.375 +27 06 24.84 X F51
2025-10-31 08:36:03 C 22 57 37.713 +27 06 40.74 X F51
2025-10-31 10:56:44 C 22 57 23.993 +27 07 40.30 V T05
2025-10-31 11:00:46 C 22 57 23.587 +27 07 42.06 V T05
2025-10-31 11:11:29 C 22 57 22.622 +27 07 45.91 V T05
2025-10-31 11:39:41 C 22 57 19.951 +27 07 57.29 V T05
2025-11-01 02:02:13 C 22 56 01.162 +27 14 17.27 V 703
2025-11-01 02:05:44 C 22 56 00.910 +27 14 19.46 V 703
2025-11-01 02:09:17 C 22 56 00.643 +27 14 19.86 V 703
2025-11-01 02:12:51 C 22 56 00.287 +27 14 19.57 V 703
2025-11-08 03:05:37 C 22 41 51.198 +28 25 15.46 V 703
2025-11-08 03:10:10 C 22 41 50.748 +28 25 15.64 V 703
2025-11-08 03:14:43 C 22 41 50.381 +28 25 18.95 V 703
2025-11-08 03:18:41 C 22 41 50.064 +28 25 20.42 V 703
2025-11-08 20:23:10 B 22 40 34.512 +28 32 18.24 X R63
2025-11-08 20:34:42 B 22 40 33.610 +28 32 22.56 X R63
2025-11-08 20:47:34 B 22 40 32.630 +28 32 27.67 X R63
2025-11-09 03:45:33 C 22 40 02.413 +28 35 19.82 V 703
2025-11-09 03:49:03 C 22 40 02.078 +28 35 21.44 V 703
2025-11-09 03:52:32 C 22 40 01.880 +28 35 23.17 V 703
2025-11-09 03:56:02 C 22 40 01.621 +28 35 24.50 V 703
2025-11-09 08:08:08 C 22 39 43.262 +28 37 09.91 V T08
2025-11-09 08:12:49 C 22 39 42.847 +28 37 11.89 V T08
2025-11-09 08:30:17 C 22 39 41.563 +28 37 19.02 V T08