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 23:53:53 s 1 -85826.967 0 -70936.340 5600.0 C57
2021-12-30 00:03:53 S 09 00 19.966 +24 43 29.24 V C57
2021-12-30 00:03:53 s 1 -84778.340 0 -71680.685 6370.0 C57
2021-12-30 00:13:53 S 09 00 18.410 +24 43 14.70 V C57
2021-12-30 00:13:53 s 1 -83721.968 0 -72418.484 5630.0 C57
2021-12-30 00:23:53 S 09 00 17.443 +24 42 59.62 V C57
2021-12-30 00:23:53 s 1 -82657.857 0 -73149.592 3460.0 C57
2021-12-30 00:43:53 S 09 00 15.504 +24 42 47.52 V C57
2021-12-30 00:43:53 s 1 -80506.461 0 -74591.148 5150.0 C57
2021-12-30 01:03:53 S 09 00 13.042 +24 42 23.54 V C57
2021-12-30 01:03:53 s 1 -78324.257 0 -76004.164 2280.0 C57
2021-12-30 01:13:53 S 09 00 12.197 +24 42 12.89 V C57
2021-12-30 01:13:53 s 1 -77221.646 0 -76699.593 4430.0 C57
2021-12-30 01:23:53 S 09 00 10.704 +24 42 00.18 V C57
2021-12-30 01:23:53 s 1 -76111.393 0 -77387.433 5840.0 C57
2021-12-30 01:53:53 S 09 00 08.038 +24 41 33.22 V C57
2021-12-30 01:53:53 s 1 -72735.042 0 -79403.864 7180.0 C57
2021-12-30 02:03:53 S 09 00 06.638 +24 41 18.85 V C57
2021-12-30 02:03:53 s 1 -71594.500 0 -80059.792 7280.0 C57
2021-12-30 02:13:53 S 09 00 05.621 +24 41 10.14 V C57
2021-12-30 02:13:53 s 1 -70446.471 0 -80707.349 7550.0 C57
2021-12-30 02:23:53 S 09 00 04.346 +24 40 58.22 V C57
2021-12-30 02:23:53 s 1 -69290.997 0 -81346.376 8210.0 C57
2021-12-30 02:33:53 S 09 00 03.372 +24 40 51.82 V C57
2021-12-30 02:33:53 s 1 -68128.121 0 -81976.713 9490.0 C57
2021-12-30 02:43:53 S 09 00 02.777 +24 40 42.31 V C57
2021-12-30 02:43:53 s 1 -66957.891 0 -82598.201 1660.0 C57
2021-12-30 02:53:53 S 09 00 01.450 +24 40 33.31 V C57
2021-12-30 02:53:53 s 1 -65780.357 0 -83210.679 4970.0 C57
2021-12-30 03:13:53 S 08 59 59.138 +24 40 16.21 V C57
2021-12-30 03:13:53 s 1 -63403.598 0 -84407.960 6190.0 C57
2021-12-30 03:43:53 S 08 59 56.122 +24 39 42.05 V C57
2021-12-30 03:43:53 s 1 -59785.152 0 -86132.273 9210.0 C57
2021-12-30 03:53:53 S 08 59 54.746 +24 39 34.88 V C57
2021-12-30 03:53:53 s 1 -58565.059 0 -86687.302 5910.0 C57
2021-12-30 04:03:53 S 08 59 53.712 +24 39 22.25 V C57
2021-12-30 04:03:53 s 1 -57338.117 0 -87232.191 6060.0 C57
2021-12-30 04:13:53 S 08 59 52.735 +24 39 15.16 V C57
2021-12-30 04:13:53 s 1 -56104.407 0 -87766.781 70.0 C57
2021-12-30 04:33:53 S 08 59 50.717 +24 38 58.31 V C57
2021-12-30 04:33:53 s 1 -53617.022 0 -88804.421 1320.0 C57
2021-12-30 04:43:53 S 08 59 49.428 +24 38 44.27 V C57
2021-12-30 04:43:53 s 1 -52363.526 0 -89307.153 9420.0 C57
2021-12-30 20:32:39 C 08 58 18.29 +24 24 19.9 V D29
2021-12-30 20:53:01 C 08 58 15.83 +24 23 59.3 V D29
2021-12-30 21:13:23 C 08 58 13.37 +24 23 38.7 V D29
2022-01-01 18:22:42 C 08 52 52.14 +23 38 27.0 V D29
2022-01-01 19:03:25 C 08 52 47.04 +23 37 45.7 V D29
2022-01-01 19:44:09 C 08 52 41.95 +23 37 04.2 V D29
2022-01-05 08:44:16 C 08 42 15.14 +22 10 03.9 V G96