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 04:23:55 s 1 -128526.84 9 +315287.93 1700.0 C57
2021-12-26 04:33:55 S 09 11 17.057 +26 16 17.51 V C57
2021-12-26 04:33:55 s 1 -128809.11 3 +314902.44 5260.0 C57
2021-12-26 04:43:55 S 09 11 15.842 +26 16 06.17 V C57
2021-12-26 04:43:55 s 1 -129090.92 8 +314515.87 6600.0 C57
2021-12-26 04:53:55 S 09 11 15.151 +26 15 56.88 V C57
2021-12-26 04:53:55 s 1 -129372.29 2 +314128.20 5720.0 C57
2021-12-26 05:03:55 S 09 11 14.035 +26 15 49.57 V C57
2021-12-26 05:03:55 s 1 -129653.20 2 +313739.45 2610.0 C57
2021-12-26 05:13:55 S 09 11 12.482 +26 15 34.20 V C57
2021-12-26 05:13:55 s 1 -129933.65 8 +313349.60 7260.0 C57
2021-12-26 05:23:55 S 09 11 11.273 +26 15 24.48 V C57
2021-12-26 05:23:55 s 1 -130213.65 7 +312958.66 9660.0 C57
2021-12-26 05:33:55 S 09 11 10.447 +26 15 19.69 V C57
2021-12-26 05:33:55 s 1 -130493.19 7 +312566.63 9800.0 C57
2021-12-26 05:43:55 S 09 11 08.827 +26 15 06.84 V C57
2021-12-26 05:43:55 s 1 -130772.27 6 +312173.50 7680.0 C57
2021-12-26 05:53:55 S 09 11 07.742 +26 14 56.00 V C57
2021-12-26 05:53:55 s 1 -131050.89 3 +311779.28 3290.0 C57
2021-12-26 06:03:55 S 09 11 06.636 +26 14 43.94 V C57
2021-12-26 06:03:55 s 1 -131329.04 6 +311383.97 6610.0 C57
2021-12-26 06:13:55 S 09 11 05.815 +26 14 35.88 V C57
2021-12-26 06:13:55 s 1 -131606.73 2 +310987.56 7650.0 C57
2021-12-26 06:23:55 S 09 11 04.819 +26 14 24.07 V C57
2021-12-26 06:23:55 s 1 -131883.94 9 +310590.05 6380.0 C57
2021-12-26 06:43:55 S 09 11 01.944 +26 14 06.25 V C57
2021-12-26 06:43:55 s 1 -132436.97 2 +309791.74 6920.0 C57
2021-12-26 06:53:55 S 09 11 01.181 +26 13 57.79 V C57
2021-12-26 06:53:55 s 1 -132712.77 3 +309390.94 8710.0 C57
2021-12-26 07:03:55 S 09 10 59.508 +26 13 47.78 V C57
2021-12-26 07:03:55 s 1 -132988.09 8 +308989.03 8160.0 C57
2021-12-26 07:33:55 S 09 10 56.345 +26 13 21.25 V C57
2021-12-26 07:33:55 s 1 -133811.19 7 +307776.72 2430.0 C57
2021-12-26 08:33:55 S 09 10 49.433 +26 12 19.76 V C57
2021-12-26 08:33:55 s 1 -135444.27 3 +305322.27 6780.0 C57
2021-12-26 08:43:55 S 09 10 48.065 +26 12 12.82 V C57
2021-12-26 08:43:55 s 1 -135714.72 8 +304909.32 2410.0 C57
2021-12-26 08:53:55 S 09 10 46.644 +26 11 58.78 V C57
2021-12-26 08:53:55 s 1 -135984.68 5 +304495.26 5610.0 C57
2021-12-26 09:03:55 S 09 10 45.950 +26 11 51.32 V C57
2021-12-26 09:03:55 s 1 -136254.14 1 +304080.09 6370.0 C57
2021-12-26 09:13:55 S 09 10 45.110 +26 11 37.46 V C57
2021-12-26 09:13:55 s 1 -136523.09 6 +303663.81 4680.0 C57
2021-12-26 09:23:55 S 09 10 43.231 +26 11 28.32 V C57
2021-12-26 09:23:55 s 1 -136791.54 6 +303246.42 530.0 C57
2021-12-26 09:33:55 S 09 10 42.307 +26 11 21.08 V C57
2021-12-26 09:33:55 s 1 -137059.49 0 +302827.92 3910.0 C57
2021-12-26 09:43:55 S 09 10 41.066 +26 11 08.99 V C57
2021-12-26 09:43:55 s 1 -137326.92 5 +302408.30 4820.0 C57
2021-12-26 09:53:55 S 09 10 40.018 +26 11 01.36 V C57