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
2025-11-09 08:43:33 C 22 39 40.548 +28 37 24.02 V T08
2025-11-10 09:53:09 C 22 37 54.830 +28 47 39.52 V T05
2025-11-10 09:57:44 C 22 37 54.552 +28 47 41.06 V T05
2025-11-10 10:06:19 C 22 37 53.909 +28 47 44.16 V T05
2025-11-10 10:22:12 C 22 37 52.795 +28 47 50.14 V T05
2025-11-11 03:30:10 C 22 36 44.435 +28 54 51.88 V 703
2025-11-11 03:33:26 C 22 36 44.165 +28 54 54.61 V 703
2025-11-11 03:39:57 C 22 36 43.650 +28 54 55.58 V 703
2025-11-11 07:34:38 C 22 36 27.955 +28 56 34.69 V T05
2025-11-11 07:39:55 C 22 36 27.554 +28 56 37.21 V T05
2025-11-11 08:03:51 C 22 36 25.870 +28 56 46.03 V T05
2025-11-11 08:12:24 C 22 36 25.272 +28 56 49.96 V T05
2025-11-13 03:06:59 C 22 33 42.926 +29 14 27.06 V G96
2025-11-13 03:15:11 C 22 33 42.390 +29 14 30.30 V G96
2025-11-13 03:23:24 C 22 33 41.864 +29 14 33.36 V G96
2025-11-13 03:31:35 C 22 33 41.324 +29 14 37.00 V G96
2025-11-16 06:51:40 C 22 29 27.403 +29 46 12.97 V T05
2025-11-16 06:56:14 C 22 29 27.197 +29 46 14.48 V T05
2025-11-16 07:05:32 C 22 29 26.616 +29 46 18.12 V T05
2025-11-16 07:19:37 C 22 29 25.862 +29 46 24.28 V T05
2025-11-17 08:40:27 C 22 28 09.499 +29 57 13.61 V T05
2025-11-17 08:45:02 C 22 28 09.240 +29 57 16.02 V T05
2025-11-17 08:52:58 C 22 28 08.837 +29 57 18.68 V T05
2025-11-17 09:10:52 C 22 28 07.970 +29 57 26.57 V T05
2025-11-24 06:32:41 C 22 21 46.375 +31 13 04.15 V T05
2025-11-24 06:37:20 C 22 21 46.231 +31 13 06.49 V T05
2025-11-24 06:51:58 C 22 21 45.725 +31 13 13.08 V T05
2025-11-24 07:15:19 C 22 21 44.969 +31 13 24.20 V T05
2025-11-28 06:32:27 C 22 19 32.232 +32 02 01.86 V T05
2025-11-28 06:37:42 C 22 19 32.114 +32 02 04.81 V T05
2025-11-28 06:48:09 C 22 19 31.913 +32 02 10.28 V T05
2025-11-28 07:12:48 C 22 19 31.325 +32 02 22.67 V T05
2025-12-01 06:46:00 C 22 18 31.600 +32 41 57.02 X F52
2025-12-01 06:46:55 C 22 18 31.596 +32 41 57.38 X F52
2025-12-01 07:04:58 C 22 18 31.331 +32 42 07.37 X F52
2025-12-01 07:05:56 C 22 18 31.331 +32 42 07.91 X F52
2025-12-01 07:24:06 C 22 18 31.077 +32 42 17.97 X F52
2025-12-01 07:25:01 C 22 18 31.077 +32 42 18.24 X F52
2025-12-01 07:43:32 C 22 18 30.826 +32 42 28.33 X F52
2025-12-01 07:44:28 C 22 18 30.816 +32 42 28.93 X F52
2025-12-03 06:14:57 C 22 18 10.003 +33 09 47.88 V T08
2025-12-03 06:29:31 C 22 18 09.922 +33 09 56.16 V T08
2025-12-03 06:34:47 C 22 18 09.840 +33 09 58.82 V T08
2025-12-03 06:44:03 C 22 18 09.698 +33 10 04.98 V T08
2025-12-07 19:29:43 C 22 18 12.979 +34 18 54.90 V R17
2025-12-07 19:50:06 C 22 18 13.006 +34 19 08.29 V R17
2025-12-07 20:10:28 C 22 18 13.032 +34 19 21.50 V R17
2025-12-07 20:30:51 C 22 18 13.080 +34 19 34.79 V R17
2025-12-08 02:28:07 C 22 18 15.408 +34 23 33.07 V G96
2025-12-08 02:36:18 C 22 18 15.426 +34 23 38.51 V G96