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
2025-09-02 20:19:10 C 00 53 07.930 +12 21 10.51 V P07
2025-09-15 09:08:08 C 00 41 18.967 +15 37 05.80 X F52
2025-09-15 09:22:54 C 00 41 18.132 +15 37 15.99 X F52
2025-09-15 09:37:42 C 00 41 17.295 +15 37 26.23 X F52
2025-09-15 09:52:33 C 00 41 16.451 +15 37 36.47 X F52
2025-09-15 16:30:17 C 00 40 54.715 +15 42 15.80 V P07
2025-09-15 17:48:39 C 00 40 50.182 +15 43 10.45 V P07
2025-09-15 17:52:17 C 00 40 49.968 +15 43 12.97 V P07
2025-09-15 20:09:26 C 00 40 42.007 +15 44 46.46 V P07
2025-09-16 21:47:00 B 00 39 15.34 +16 02 12.6 X N94
2025-09-16 22:04:27 B 00 39 14.32 +16 02 24.6 X N94
2025-09-16 22:21:53 B 00 39 13.30 +16 02 37.2 X N94
2025-09-19 00:00:03 C 00 36 13.519 +16 37 19.60 V M22
2025-09-19 00:33:05 C 00 36 11.290 +16 37 40.94 V M22
2025-09-19 00:40:57 C 00 36 10.841 +16 37 48.22 V M22
2025-09-19 00:54:19 C 00 36 09.972 +16 37 56.75 V M22
2025-09-23 07:56:28 C 00 29 06.385 +17 50 18.42 V 703
2025-09-23 07:59:43 C 00 29 06.140 +17 50 20.29 V 703
2025-09-23 08:03:00 C 00 29 05.903 +17 50 23.42 V 703
2025-09-23 08:06:16 C 00 29 05.644 +17 50 25.73 V 703
2025-09-23 10:55:52 C 00 28 53.131 +17 52 28.16 V T05
2025-09-23 11:11:49 C 00 28 51.821 +17 52 39.07 V T05
2025-09-23 11:16:22 C 00 28 51.490 +17 52 41.52 V T05
2025-09-23 11:58:32 C 00 28 48.252 +17 53 12.44 V T05
2025-09-23 12:10:57 C 00 28 47.273 +17 53 20.78 X F51
2025-09-23 12:27:42 C 00 28 45.974 +17 53 32.56 X F51
2025-09-23 12:44:28 C 00 28 44.678 +17 53 44.27 X F51
2025-09-23 16:53:36 C 00 28 26.417 +17 56 49.92 V P07
2025-09-23 18:13:22 C 00 28 20.162 +17 57 45.43 V P07
2025-09-23 18:16:48 C 00 28 19.939 +17 57 48.35 V P07
2025-09-23 19:19:15 C 00 28 15.019 +17 58 32.05 V P07
2025-09-24 07:42:46 C 00 27 19.242 +18 07 09.37 V 703
2025-09-24 07:46:07 C 00 27 18.929 +18 07 12.65 V 703
2025-09-24 07:49:28 C 00 27 18.648 +18 07 15.24 V 703
2025-09-24 07:52:49 C 00 27 18.468 +18 07 16.36 V 703
2025-09-25 07:43:36 C 00 25 27.462 +18 24 13.18 V 703
2025-09-25 07:46:55 C 00 25 27.116 +18 24 16.45 V 703
2025-09-25 07:50:12 C 00 25 26.929 +18 24 18.07 V 703
2025-09-25 07:53:29 C 00 25 26.598 +18 24 20.66 V 703
2025-09-25 10:45:50 C 00 25 13.068 +18 26 24.54 V T05
2025-09-25 10:49:05 C 00 25 12.790 +18 26 28.14 V T05
2025-09-25 10:50:24 C 00 25 12.624 +18 26 29.11 V T05
2025-09-25 10:58:47 C 00 25 11.950 +18 26 34.76 V T05
2025-09-25 11:03:20 C 00 25 11.580 +18 26 38.11 V T05
2025-09-25 11:22:30 C 00 25 09.986 +18 26 51.97 V T05
2025-09-25 11:23:48 C 00 25 09.905 +18 26 52.66 V T05
2025-09-25 23:01:21 C 00 24 14.844 +18 35 05.71 V R17
2025-09-25 23:26:47 C 00 24 12.744 +18 35 24.47 V R17
2025-09-25 23:46:20 C 00 24 11.098 +18 35 38.65 V R17
2025-09-26 00:05:52 C 00 24 09.463 +18 35 52.40 V R17