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
2021-12-29 07:33:53 s 1 -154906.54 1 +17001.308 9450.0 C57
2021-12-29 07:43:53 S 09 02 14.698 +25 00 14.44 V C57
2021-12-29 07:43:53 s 1 -154481.45 1 +16062.483 7360.0 C57
2021-12-29 07:53:53 S 09 02 13.426 +25 00 01.44 V C57
2021-12-29 07:53:53 s 1 -154051.77 9 +15123.177 5330.0 C57
2021-12-29 08:03:53 S 09 02 12.302 +24 59 51.97 V C57
2021-12-29 08:03:53 s 1 -153617.49 3 +14183.413 3210.0 C57
2021-12-29 08:13:53 S 09 02 11.208 +24 59 45.38 V C57
2021-12-29 08:13:53 s 1 -153178.56 0 +13243.214 880.0 C57
2021-12-29 08:23:53 S 09 02 09.427 +24 59 34.76 V C57
2021-12-29 08:23:53 s 1 -152734.94 5 +12302.607 8200.0 C57
2021-12-29 08:33:53 S 09 02 08.885 +24 59 22.20 V C57
2021-12-29 08:33:53 s 1 -152286.61 5 +11361.614 5010.0 C57
2021-12-29 08:43:53 S 09 02 07.286 +24 59 08.59 V C57
2021-12-29 08:43:53 s 1 -151833.53 6 +10420.262 1190.0 C57
2021-12-29 08:53:53 S 09 02 06.247 +24 59 03.01 V C57
2021-12-29 08:53:53 s 1 -151375.67 3 + 9478.576 6600.0 C57
2021-12-29 09:03:53 S 09 02 05.251 +24 58 50.20 V C57
2021-12-29 09:03:53 s 1 -150912.99 2 + 8536.583 1080.0 C57
2021-12-29 09:13:53 S 09 02 03.852 +24 58 37.09 V C57
2021-12-29 09:13:53 s 1 -150445.45 8 + 7594.311 4510.0 C57
2021-12-29 09:23:53 S 09 02 02.669 +24 58 28.31 V C57
2021-12-29 09:23:53 s 1 -149973.03 5 + 6651.787 6730.0 C57
2021-12-29 09:33:53 S 09 02 01.510 +24 58 24.82 V C57
2021-12-29 09:33:53 s 1 -149495.68 9 + 5709.039 7590.0 C57
2021-12-29 09:43:53 S 09 02 00.209 +24 58 10.02 V C57
2021-12-29 09:43:53 s 1 -149013.38 3 + 4766.096 6970.0 C57
2021-12-29 09:53:53 S 09 01 58.673 +24 57 52.92 V C57
2021-12-29 09:53:53 s 1 -148526.08 2 + 3822.988 4700.0 C57
2021-12-29 10:03:53 S 09 01 57.706 +24 57 43.78 V C57
2021-12-29 10:03:53 s 1 -148033.75 0 + 2879.745 640.0 C57
2021-12-29 10:23:53 S 09 01 55.258 +24 57 27.32 V C57
2021-12-29 10:23:53 s 1 -147033.84 7 + 992.978 6560.0 C57
2021-12-29 10:33:53 S 09 01 54.218 +24 57 14.18 V C57
2021-12-29 10:33:53 s 1 -146526.20 3 + 49.518 6250.0 C57
2021-12-29 10:43:53 S 09 01 52.786 +24 57 04.25 V C57
2021-12-29 10:43:53 s 1 -146013.38 1 - 893.949 3550.0 C57
2021-12-29 10:53:53 S 09 01 51.686 +24 57 00.07 V C57
2021-12-29 10:53:53 s 1 -145495.34 3 - 1837.390 8310.0 C57
2021-12-29 11:03:53 S 09 01 50.654 +24 56 49.20 V C57
2021-12-29 11:03:53 s 1 -144972.05 4 - 2780.770 380.0 C57
2021-12-29 11:13:53 S 09 01 49.282 +24 56 38.22 V C57
2021-12-29 11:13:53 s 1 -144443.47 4 - 3724.055 9620.0 C57
2021-12-29 11:23:53 S 09 01 48.499 +24 56 20.22 V C57
2021-12-29 11:23:53 s 1 -143909.56 6 - 4667.208 5860.0 C57
2021-12-29 11:33:53 S 09 01 47.194 +24 56 15.54 V C57
2021-12-29 11:33:53 s 1 -143370.29 2 - 5610.192 8950.0 C57
2021-12-29 12:03:53 S 09 01 43.445 +24 55 43.25 V C57
2021-12-29 12:03:53 s 1 -141719.89 0 - 8437.759 7810.0 C57
2021-12-29 12:13:53 S 09 01 42.137 +24 55 30.83 V C57