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
2021-12-26 23:53:55 S 09 09 01.529 +25 57 13.43 V C57
2021-12-26 23:53:55 s 1 -157957.42 1 +262571.90 4440.0 C57
2021-12-27 00:13:55 S 09 08 58.966 +25 56 50.39 V C57
2021-12-27 00:13:55 s 1 -158386.35 6 +261532.81 7670.0 C57
2021-12-27 00:23:55 S 09 08 57.926 +25 56 38.15 V C57
2021-12-27 00:23:55 s 1 -158599.72 6 +261011.47 9070.0 C57
2021-12-27 00:33:55 S 09 08 56.678 +25 56 28.28 V C57
2021-12-27 00:33:55 s 1 -158812.36 0 +260488.92 6990.0 C57
2021-12-27 00:43:55 S 09 08 55.517 +25 56 15.54 V C57
2021-12-27 00:43:55 s 1 -159024.25 6 +259965.16 1410.0 C57
2021-12-27 00:53:55 S 09 08 53.815 +25 56 13.45 V C57
2021-12-27 00:53:55 s 1 -159235.40 9 +259440.21 2310.0 C57
2021-12-27 01:03:55 S 09 08 52.889 +25 55 57.54 V C57
2021-12-27 01:03:55 s 1 -159445.81 8 +258914.05 9680.0 C57
2021-12-27 01:23:55 S 09 08 50.256 +25 55 41.63 V C57
2021-12-27 01:23:55 s 1 -159864.38 6 +257858.10 3770.0 C57
2021-12-27 01:53:55 S 09 08 47.470 +25 55 13.55 V C57
2021-12-27 01:53:55 s 1 -160486.56 9 +256265.11 3080.0 C57
2021-12-27 02:03:55 S 09 08 45.821 +25 54 59.94 V C57
2021-12-27 02:03:55 s 1 -160692.43 9 +255731.69 8970.0 C57
2021-12-27 02:13:55 S 09 08 45.151 +25 54 43.16 V C57
2021-12-27 02:13:55 s 1 -160897.54 1 +255197.06 1230.0 C57
2021-12-27 02:23:55 S 09 08 43.322 +25 54 38.34 V C57
2021-12-27 02:23:55 s 1 -161101.87 2 +254661.22 9840.0 C57
2021-12-27 02:33:55 S 09 08 42.523 +25 54 28.69 V C57
2021-12-27 02:33:55 s 1 -161305.42 9 +254124.15 4800.0 C57
2021-12-27 02:43:55 S 09 08 41.306 +25 54 18.97 V C57
2021-12-27 02:43:55 s 1 -161508.20 8 +253585.88 6070.0 C57
2021-12-27 02:53:55 S 09 08 39.965 +25 54 06.19 V C57
2021-12-27 02:53:55 s 1 -161710.20 5 +253046.38 3660.0 C57
2021-12-27 03:03:55 S 09 08 39.062 +25 53 57.52 V C57
2021-12-27 03:03:55 s 1 -161911.41 9 +252505.66 7550.0 C57
2021-12-27 03:13:55 S 09 08 37.582 +25 53 45.64 V C57
2021-12-27 03:13:55 s 1 -162111.84 4 +251963.73 7710.0 C57
2021-12-27 03:33:55 S 09 08 35.026 +25 53 32.71 V C57
2021-12-27 03:33:55 s 1 -162510.31 8 +250876.19 6820.0 C57
2021-12-27 03:43:55 S 09 08 34.327 +25 53 24.07 V C57
2021-12-27 03:43:55 s 1 -162708.35 9 +250330.59 5740.0 C57
2021-12-27 04:03:55 S 09 08 31.723 +25 52 59.74 V C57
2021-12-27 04:03:55 s 1 -163102.03 4 +249235.70 2210.0 C57
2021-12-27 04:13:55 S 09 08 30.619 +25 52 52.68 V C57
2021-12-27 04:13:55 s 1 -163297.66 1 +248686.42 9740.0 C57
2021-12-27 04:33:55 S 09 08 28.538 +25 52 34.72 V C57
2021-12-27 04:33:55 s 1 -163686.47 4 +247584.17 3290.0 C57
2021-12-27 04:43:55 S 09 08 26.856 +25 52 22.22 V C57
2021-12-27 04:43:55 s 1 -163879.65 4 +247031.20 9290.0 C57
2021-12-27 04:53:55 S 09 08 25.574 +25 52 13.48 V C57
2021-12-27 04:53:55 s 1 -164072.01 1 +246477.00 1420.0 C57
2021-12-27 05:03:55 S 09 08 24.742 +25 52 03.00 V C57
2021-12-27 05:03:55 s 1 -164263.54 2 +245921.57 9650.0 C57