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 09:13:53 S 09 04 59.988 +25 23 30.19 V C57
2021-12-28 09:13:53 s 1 -180924.85 6 +133373.62 8690.0 C57
2021-12-28 09:23:53 S 09 04 58.776 +25 23 18.38 V C57
2021-12-28 09:23:53 s 1 -180900.55 6 +132591.99 3650.0 C57
2021-12-28 09:33:53 S 09 04 57.187 +25 23 08.27 V C57
2021-12-28 09:33:53 s 1 -180874.34 3 +131808.96 9950.0 C57
2021-12-28 09:43:53 S 09 04 56.059 +25 22 54.48 V C57
2021-12-28 09:43:53 s 1 -180846.20 6 +131024.53 7540.0 C57
2021-12-28 09:53:53 S 09 04 54.948 +25 22 47.86 V C57
2021-12-28 09:53:53 s 1 -180816.13 4 +130238.70 6390.0 C57
2021-12-28 10:03:53 S 09 04 53.890 +25 22 36.80 V C57
2021-12-28 10:03:53 s 1 -180784.11 6 +129451.47 6440.0 C57
2021-12-28 10:13:53 S 09 04 52.385 +25 22 27.88 V C57
2021-12-28 10:13:53 s 1 -180750.14 1 +128662.84 7640.0 C57
2021-12-28 10:23:53 S 09 04 51.552 +25 22 14.41 V C57
2021-12-28 10:23:53 s 1 -180714.19 8 +127872.82 9940.0 C57
2021-12-28 10:33:53 S 09 04 49.541 +25 22 04.98 V C57
2021-12-28 10:33:53 s 1 -180676.27 5 +127081.39 3300.0 C57
2021-12-28 10:43:53 S 09 04 48.617 +25 21 59.65 V C57
2021-12-28 10:43:53 s 1 -180636.36 1 +126288.57 7670.0 C57
2021-12-28 10:53:53 S 09 04 47.398 +25 21 43.49 V C57
2021-12-28 10:53:53 s 1 -180594.44 4 +125494.35 2990.0 C57
2021-12-28 11:03:53 S 09 04 46.313 +25 21 31.57 V C57
2021-12-28 11:03:53 s 1 -180550.51 3 +124698.72 9220.0 C57
2021-12-28 11:23:53 S 09 04 43.757 +25 21 10.91 V C57
2021-12-28 11:23:53 s 1 -180456.56 0 +123103.29 4190.0 C57
2021-12-28 11:33:53 S 09 04 42.542 +25 21 02.99 V C57
2021-12-28 11:33:53 s 1 -180406.51 5 +122303.48 2830.0 C57
2021-12-28 11:43:53 S 09 04 41.546 +25 20 54.82 V C57
2021-12-28 11:43:53 s 1 -180354.40 9 +121502.27 2170.0 C57
2021-12-28 11:53:53 S 09 04 39.907 +25 20 44.70 V C57
2021-12-28 11:53:53 s 1 -180300.22 9 +120699.67 2160.0 C57
2021-12-28 12:03:53 S 09 04 39.086 +25 20 36.60 V C57
2021-12-28 12:03:53 s 1 -180243.96 2 +119895.67 2740.0 C57
2021-12-28 12:23:53 S 09 04 36.434 +25 20 11.44 V C57
2021-12-28 12:23:53 s 1 -180125.12 3 +118283.49 5490.0 C57
2021-12-28 12:33:53 S 09 04 35.393 +25 20 05.53 V C57
2021-12-28 12:33:53 s 1 -180062.52 5 +117475.31 7540.0 C57
2021-12-28 12:43:53 S 09 04 34.224 +25 19 54.37 V C57
2021-12-28 12:43:53 s 1 -179997.79 1 +116665.74 9970.0 C57
2021-12-28 12:53:53 S 09 04 32.618 +25 19 38.21 V C57
2021-12-28 12:53:53 s 1 -179930.90 9 +115854.77 2730.0 C57
2021-12-28 13:13:53 S 09 04 30.463 +25 19 21.32 V C57
2021-12-28 13:13:53 s 1 -179790.64 9 +114228.68 9000.0 C57
2021-12-28 13:23:53 S 09 04 29.136 +25 19 10.31 V C57
2021-12-28 13:23:53 s 1 -179717.24 5 +113413.55 2410.0 C57
2021-12-28 13:33:53 S 09 04 27.763 +25 19 03.79 V C57
2021-12-28 13:33:53 s 1 -179641.64 1 +112597.03 5920.0 C57
2021-12-28 13:43:53 S 09 04 26.734 +25 18 53.64 V C57
2021-12-28 13:43:53 s 1 -179563.82 4 +111779.13 9470.0 C57