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
2021-03-03 23:04:06 S 06 26 15.619 -69 18 41.40 V C57
2021-03-03 23:04:06 s 1 -180373.69 4 +253913.90 7320.0 C57
2021-03-03 23:14:06 S 06 26 08.606 -69 18 45.07 V C57
2021-03-03 23:14:06 s 1 -180550.17 4 +253396.18 1380.0 C57
2021-03-03 23:24:06 S 06 26 02.179 -69 18 50.00 V C57
2021-03-03 23:24:06 s 1 -180725.80 9 +252877.29 3920.0 C57
2021-03-03 23:44:06 S 06 25 47.220 -69 18 55.69 V C57
2021-03-03 23:44:06 s 1 -181074.52 4 +251835.93 4440.0 C57
2021-03-03 23:54:06 S 06 25 40.277 -69 19 02.10 V C57
2021-03-03 23:54:06 s 1 -181247.59 8 +251313.47 2390.0 C57
2021-03-04 00:04:06 S 06 25 32.628 -69 19 06.53 V C57
2021-03-04 00:04:06 s 1 -181419.81 2 +250789.81 8800.0 C57
2021-03-04 00:14:06 S 06 25 25.507 -69 19 08.83 V C57
2021-03-04 00:14:06 s 1 -181591.16 3 +250264.97 3670.0 C57
2021-03-04 00:24:06 S 06 25 19.270 -69 19 14.12 V C57
2021-03-04 00:24:06 s 1 -181761.64 7 +249738.94 6980.0 C57
2021-03-04 01:04:06 S 06 24 49.615 -69 19 30.25 V C57
2021-03-04 01:04:06 s 1 -182434.84 1 +247622.85 4530.0 C57
2021-03-04 01:14:06 S 06 24 42.317 -69 19 32.95 V C57
2021-03-04 01:14:06 s 1 -182600.93 6 +247090.83 9960.0 C57
2021-03-04 01:24:06 S 06 24 34.848 -69 19 38.50 V C57
2021-03-04 01:24:06 s 1 -182766.14 4 +246557.62 3790.0 C57
2021-03-04 01:34:06 S 06 24 27.408 -69 19 41.45 V C57
2021-03-04 01:34:06 s 1 -182930.46 0 +246023.20 6020.0 C57
2021-03-04 01:44:06 S 06 24 20.770 -69 19 46.31 V C57
2021-03-04 01:44:06 s 1 -183093.88 0 +245487.59 6650.0 C57
2021-03-04 01:54:06 S 06 24 12.602 -69 19 49.26 V C57
2021-03-04 01:54:06 s 1 -183256.40 1 +244950.77 5650.0 C57
2021-03-04 02:04:06 S 06 24 05.863 -69 19 53.94 V C57
2021-03-04 02:04:06 s 1 -183418.02 0 +244412.74 3030.0 C57
2021-03-04 02:14:06 S 06 23 58.836 -69 19 57.07 V C57
2021-03-04 02:14:06 s 1 -183578.73 2 +243873.52 8780.0 C57
2021-03-04 02:24:06 S 06 23 51.535 -69 20 01.21 V C57
2021-03-04 02:24:06 s 1 -183738.53 4 +243333.08 2900.0 C57
2021-03-04 02:34:06 S 06 23 44.666 -69 20 05.21 V C57
2021-03-04 02:34:06 s 1 -183897.42 2 +242791.44 5370.0 C57
2021-03-04 02:44:06 S 06 23 36.278 -69 20 09.02 V C57
2021-03-04 02:44:06 s 1 -184055.39 2 +242248.59 6180.0 C57
2021-03-04 02:54:06 S 06 23 29.966 -69 20 11.33 V C57
2021-03-04 02:54:06 s 1 -184212.44 1 +241704.52 5340.0 C57
2021-03-04 03:04:06 S 06 23 22.512 -69 20 15.68 V C57
2021-03-04 03:04:06 s 1 -184368.56 5 +241159.25 2830.0 C57
2021-03-04 03:14:06 S 06 23 14.916 -69 20 20.04 V C57
2021-03-04 03:14:06 s 1 -184523.76 0 +240612.76 8650.0 C57
2021-03-04 03:24:06 S 06 23 07.378 -69 20 24.04 V C57
2021-03-04 03:24:06 s 1 -184678.02 3 +240065.07 2790.0 C57
2021-03-04 03:34:06 S 06 23 00.322 -69 20 26.70 V C57
2021-03-04 03:34:06 s 1 -184831.34 8 +239516.15 5230.0 C57
2021-03-04 03:44:06 S 06 22 52.738 -69 20 30.48 V C57
2021-03-04 03:44:06 s 1 -184983.73 4 +238966.02 5990.0 C57