249886 (2001 RY11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2834021303 ± 1.12e-08
Semi-major axis (a)1.4831115635 AU ± 1.29e-09
Inclination (i)22.84554453° ± 9.25e-07
Long. of Asc. Node (Ω)295.48628611° ± 2.38e-06
Arg. of Perihelion (ω)71.55379412° ± 4.08e-06
Mean Anomaly (M)124.76848123° ± 7.04e-06
Mean Motion (n)0.5456969729°/day ± 7.10e-10
Perihelion dist (q)1.06279459 AU ± 1.67e-08
Aphelion dist (Q)1.90342854 AU ± 1.67e-08
Orbital Period1.80617876 yr ± 2.35e-09
Physical Parameters
H (abs. magnitude)17.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.065″
Uncertainty0
Orbit TypeAmor
MOID0.196453 AU
Observations Used1443
Gaia Obs Used44
Oppositions11
Arc Total1992-2017
First Observation Used1992-08-03
Last Observation Used2024-05-09
Observations (2399)
Date Type RA Dec Mag Band Observatory
2022-02-03 05:50:09 C 07 27 33.82 +11 17 59.1 V 703
2022-02-03 05:54:33 C 07 27 33.49 +11 17 55.6 V 703
2022-02-03 05:58:58 C 07 27 33.13 +11 17 52.4 V 703
2022-02-03 06:03:22 C 07 27 32.79 +11 17 48.9 V 703
2022-02-04 06:34:24 C 07 25 52.403 +11 00 52.92 U F52
2022-02-04 06:48:22 C 07 25 51.423 +11 00 43.48 U F52
2022-02-04 07:02:25 C 07 25 50.437 +11 00 33.99 U F52
2022-02-04 07:16:16 C 07 25 49.464 +11 00 24.62 U F52
2022-02-06 05:23:43 C 07 22 52.90 +10 29 54.0 V G96
2022-02-06 05:32:05 C 07 22 52.37 +10 29 48.4 V G96
2022-02-06 05:40:27 C 07 22 51.83 +10 29 43.2 V G96
2022-02-06 05:48:51 C 07 22 51.30 +10 29 37.7 V G96
2022-02-06 06:47:32 C 07 22 48.20 +10 29 02.4 V T05
2022-02-06 07:07:11 C 07 22 46.95 +10 28 50.2 V T05
2022-02-06 07:12:28 C 07 22 46.62 +10 28 46.7 V T05
2022-02-06 07:53:47 C 07 22 43.97 +10 28 20.4 V T05
2022-02-08 07:04:30 C 07 20 02.62 +09 59 10.8 V T08
2022-02-08 07:07:09 C 07 20 02.50 +09 59 10.0 V T08
2022-02-08 07:14:30 C 07 20 02.01 +09 59 05.4 V T08
2022-02-08 07:30:31 C 07 20 01.09 +09 58 55.4 V T08
2022-02-08 07:44:29 C 07 20 00.35 +09 58 47.7 V T08
2022-02-08 07:55:46 C 07 19 59.70 +09 58 40.3 V T08
2022-02-10 05:20:57 C 07 17 41.74 +09 32 23.6 V T05
2022-02-10 05:55:50 C 07 17 39.99 +09 32 04.2 V T05
2022-02-10 06:00:27 C 07 17 39.74 +09 32 01.9 V T05
2022-02-10 06:32:09 C 07 17 38.13 +09 31 44.1 V T05
2023-10-16 11:27:54 C 09 48 22.316 +16 30 20.70 V V00
2023-10-16 11:35:50 C 09 48 22.972 +16 30 13.82 V V00
2023-10-16 11:43:45 C 09 48 23.641 +16 30 06.62 V V00
2023-10-16 11:51:43 C 09 48 24.289 +16 29 59.86 V V00
2024-01-16 11:02:22 C 11 12 26.262 -16 49 34.61 V G96
2024-01-16 11:09:51 C 11 12 26.060 -16 49 40.84 V G96
2024-01-16 11:17:19 C 11 12 25.812 -16 49 47.24 V G96
2024-01-16 11:24:49 C 11 12 25.592 -16 49 53.54 V G96
2024-02-06 11:44:58 C 10 47 12.536 -22 51 12.00 X F52
2024-02-06 12:00:00 C 10 47 11.424 -22 51 20.10 X F52
2024-02-06 12:14:59 C 10 47 10.314 -22 51 28.22 X F52
2024-02-06 12:29:58 C 10 47 09.212 -22 51 36.18 X F52
2024-02-11 22:47:33 C 10 37 18.617 -23 53 21.12 V M22
2024-02-11 22:51:43 C 10 37 18.221 -23 53 23.32 V M22
2024-02-11 22:56:18 C 10 37 17.933 -23 53 23.93 V M22
2024-02-11 23:05:32 C 10 37 17.251 -23 53 28.82 V M22
2024-02-22 10:34:41 C 10 16 12.164 -25 01 39.16 X F52
2024-02-22 10:50:35 C 10 16 10.749 -25 01 41.25 X F52
2024-02-22 11:06:27 C 10 16 09.340 -25 01 43.39 X F52
2024-05-09 03:20:06 C 09 30 41.526 -16 04 21.07 V G96
2024-05-09 03:30:11 C 09 30 41.922 -16 04 18.05 V G96
2024-05-09 03:38:27 C 09 30 42.217 -16 04 17.15 V G96
2024-05-09 03:46:43 C 09 30 42.548 -16 04 15.46 V G96