265661 (2005 UB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7391644678 ± 3.58e-08
Semi-major axis (a)1.8955722371 AU ± 3.80e-09
Inclination (i)27.73736153° ± 7.14e-06
Long. of Asc. Node (Ω)272.06835959° ± 1.66e-05
Arg. of Perihelion (ω)3.28449034° ± 1.74e-05
Mean Anomaly (M)268.78626010° ± 5.43e-06
Mean Motion (n)0.3776606769°/day ± 1.14e-09
Perihelion dist (q)0.49443259 AU ± 6.79e-08
Aphelion dist (Q)3.29671188 AU ± 6.82e-08
Orbital Period2.60981972 yr ± 7.84e-09
Physical Parameters
H (abs. magnitude)16.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.000″
Uncertainty0
Orbit TypeApollo
MOID0.461750 AU
Observations Used1784
Oppositions12
Arc Total2005-2025
First Observation Used2005-10-21
Last Observation Used2025-12-28
Observations (3338)
Date Type RA Dec Mag Band Observatory
2021-02-20 04:54:06 s 1 -200238.78 0 +145965.69 2830.0 C57
2021-02-20 05:44:06 S 08 51 51.374 -61 39 45.79 V C57
2021-02-20 05:44:06 s 1 -199967.12 7 +142295.40 6680.0 C57
2021-02-20 05:54:06 S 08 51 47.738 -61 40 01.67 V C57
2021-02-20 05:54:06 s 1 -199907.21 9 +141557.34 5010.0 C57
2021-02-20 06:04:06 S 08 51 44.640 -61 40 31.76 V C57
2021-02-20 06:04:06 s 1 -199845.42 8 +140817.93 9800.0 C57
2021-02-20 06:14:06 S 08 51 40.942 -61 40 48.36 V C57
2021-02-20 06:14:06 s 1 -199781.74 3 +140077.19 1060.0 C57
2021-02-20 06:24:06 S 08 51 37.812 -61 41 14.71 V C57
2021-02-20 06:24:06 s 1 -199716.15 6 +139335.12 8740.0 C57
2021-02-20 06:34:06 S 08 51 33.833 -61 41 31.02 V C57
2021-02-20 06:34:06 s 1 -199648.65 4 +138591.70 2850.0 C57
2021-02-20 06:44:06 S 08 51 30.967 -61 41 57.66 V C57
2021-02-20 06:44:06 s 1 -199579.22 8 +137846.94 3340.0 C57
2021-02-20 06:54:06 S 08 51 27.490 -61 42 12.02 V C57
2021-02-20 06:54:06 s 1 -199507.86 7 +137100.85 210.0 C57
2021-02-20 07:04:06 S 08 51 23.638 -61 42 45.36 V C57
2021-02-20 07:04:06 s 1 -199434.56 0 +136353.41 3430.0 C57
2021-02-20 07:14:06 S 08 51 20.189 -61 42 55.84 V C57
2021-02-20 07:14:06 s 1 -199359.29 7 +135604.63 2990.0 C57
2021-02-20 07:34:06 S 08 51 13.344 -61 43 41.95 V C57
2021-02-20 07:34:06 s 1 -199202.85 8 +134103.05 1010.0 C57
2021-02-20 07:54:06 S 08 51 06.214 -61 44 22.31 V C57
2021-02-20 07:54:06 s 1 -199038.46 2 +132596.09 4110.0 C57
2021-02-20 08:04:06 S 08 51 03.072 -61 44 46.46 V C57
2021-02-20 08:04:06 s 1 -198953.25 2 +131840.60 5010.0 C57
2021-02-20 08:14:06 S 08 50 59.746 -61 45 08.14 V C57
2021-02-20 08:14:06 s 1 -198866.02 0 +131083.77 2120.0 C57
2021-02-20 08:24:06 S 08 50 55.764 -61 45 26.46 V C57
2021-02-20 08:24:06 s 1 -198776.75 3 +130325.59 5410.0 C57
2021-02-20 08:44:06 S 08 50 48.490 -61 46 09.62 V C57
2021-02-20 08:44:06 s 1 -198592.07 0 +128805.20 440.0 C57
2021-02-20 08:54:06 S 08 50 45.218 -61 46 29.42 V C57
2021-02-20 08:54:06 s 1 -198496.63 1 +128042.98 2150.0 C57
2021-02-20 09:04:06 S 08 50 41.875 -61 46 50.34 V C57
2021-02-20 09:04:06 s 1 -198399.11 2 +127279.42 9950.0 C57
2021-02-20 09:24:06 S 08 50 34.745 -61 47 34.76 V C57
2021-02-20 09:24:06 s 1 -198197.78 2 +125748.27 3730.0 C57
2021-02-20 09:34:06 S 08 50 31.085 -61 47 56.65 V C57
2021-02-20 09:34:06 s 1 -198093.94 9 +124980.67 9680.0 C57
2021-02-20 09:44:06 S 08 50 28.008 -61 48 15.80 V C57
2021-02-20 09:44:06 s 1 -197987.98 6 +124211.73 1620.0 C57
2021-02-20 09:54:06 S 08 50 24.408 -61 48 35.78 V C57
2021-02-20 09:54:06 s 1 -197879.88 3 +123441.44 9540.0 C57
2021-02-20 10:04:06 S 08 50 20.779 -61 48 58.14 V C57
2021-02-20 10:04:06 s 1 -197769.62 5 +122669.80 3410.0 C57
2021-02-20 10:14:06 S 08 50 17.453 -61 49 16.86 V C57
2021-02-20 10:14:06 s 1 -197657.20 2 +121896.82 3220.0 C57
2021-02-20 10:24:06 S 08 50 13.730 -61 49 41.02 V C57