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
2021-12-28 20:03:53 S 09 03 40.183 +25 12 23.65 V C57
2021-12-28 20:03:53 s 1 -174824.67 6 +79688.776 7670.0 C57
2021-12-28 20:13:53 S 09 03 38.820 +25 12 04.43 V C57
2021-12-28 20:13:53 s 1 -174648.99 1 +78818.369 3390.0 C57
2021-12-28 20:23:53 S 09 03 37.586 +25 12 00.40 V C57
2021-12-28 20:23:53 s 1 -174470.46 4 +77946.680 6470.0 C57
2021-12-28 20:33:53 S 09 03 36.206 +25 11 46.18 V C57
2021-12-28 20:33:53 s 1 -174289.07 7 +77073.711 6810.0 C57
2021-12-28 20:43:53 S 09 03 35.105 +25 11 39.84 V C57
2021-12-28 20:43:53 s 1 -174104.81 1 +76199.468 4360.0 C57
2021-12-28 20:53:53 S 09 03 34.027 +25 11 24.76 V C57
2021-12-28 20:53:53 s 1 -173917.64 7 +75323.955 9010.0 C57
2021-12-28 21:02:04 C 09 03 45.55 +25 11 00.8 V D29
2021-12-28 21:03:53 S 09 03 32.686 +25 11 15.25 V C57
2021-12-28 21:03:53 s 1 -173727.56 7 +74447.177 700.0 C57
2021-12-28 21:13:53 S 09 03 31.690 +25 11 06.94 V C57
2021-12-28 21:13:53 s 1 -173534.55 1 +73569.140 9330.0 C57
2021-12-28 21:17:20 C 09 03 43.77 +25 10 45.6 V D29
2021-12-28 21:23:53 S 09 03 30.336 +25 10 52.64 V C57
2021-12-28 21:23:53 s 1 -173338.57 9 +72689.849 4830.0 C57
2021-12-28 21:32:37 C 09 03 42.01 +25 10 30.4 V D29
2021-12-28 21:43:53 S 09 03 27.638 +25 10 28.81 V C57
2021-12-28 21:43:53 s 1 -172937.69 0 +70927.524 6110.0 C57
2021-12-28 22:03:53 S 09 03 25.277 +25 10 15.17 V C57
2021-12-28 22:03:53 s 1 -172524.74 4 +69160.247 3840.0 C57
2021-12-28 23:53:53 S 09 03 11.959 +25 08 21.23 V C57
2021-12-28 23:53:53 s 1 -170030.63 4 +59353.910 3180.0 C57
2021-12-29 00:13:53 S 09 03 09.590 +25 07 59.12 V C57
2021-12-29 00:13:53 s 1 -169535.24 5 +57555.693 5690.0 C57
2021-12-29 00:33:53 S 09 03 06.922 +25 07 42.49 V C57
2021-12-29 00:33:53 s 1 -169026.51 7 +55752.938 9230.0 C57
2021-12-29 00:43:53 S 09 03 05.647 +25 07 31.94 V C57
2021-12-29 00:43:53 s 1 -168767.09 3 +54849.880 3650.0 C57
2021-12-29 00:53:53 S 09 03 04.663 +25 07 12.40 V C57
2021-12-29 00:53:53 s 1 -168504.26 5 +53945.712 3030.0 C57
2021-12-29 01:03:53 S 09 03 03.372 +25 07 08.80 V C57
2021-12-29 01:03:53 s 1 -168238.01 0 +53040.445 7280.0 C57
2021-12-29 01:13:53 S 09 03 02.014 +25 06 56.59 V C57
2021-12-29 01:13:53 s 1 -167968.30 4 +52134.086 6300.0 C57
2021-12-29 01:23:53 S 09 03 00.775 +25 06 49.25 V C57
2021-12-29 01:23:53 s 1 -167695.12 3 +51226.647 9990.0 C57
2021-12-29 01:33:53 S 09 02 59.897 +25 06 35.68 V C57
2021-12-29 01:33:53 s 1 -167418.44 3 +50318.135 8240.0 C57
2021-12-29 01:43:53 S 09 02 58.255 +25 06 25.20 V C57
2021-12-29 01:43:53 s 1 -167138.23 9 +49408.562 950.0 C57
2021-12-29 02:13:53 S 09 02 54.739 +25 05 58.09 V C57
2021-12-29 02:13:53 s 1 -166276.24 2 +46673.572 4850.0 C57
2021-12-29 02:23:53 S 09 02 53.657 +25 05 51.07 V C57
2021-12-29 02:23:53 s 1 -165981.69 9 +45759.855 4380.0 C57
2021-12-29 02:33:53 S 09 02 52.322 +25 05 36.78 V C57