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
2021-02-15 18:44:06 s 1 -56088.646 0 +381114.64 7280.0 C57
2021-02-15 18:54:06 S 09 22 52.308 -57 32 15.97 V C57
2021-02-15 18:54:06 s 1 -56440.255 0 +381065.91 910.0 C57
2021-02-15 19:04:06 S 09 22 50.842 -57 32 40.63 V C57
2021-02-15 19:04:06 s 1 -56791.735 0 +381016.22 4360.0 C57
2021-02-15 19:34:06 S 09 22 43.039 -57 33 45.14 V C57
2021-02-15 19:34:06 s 1 -57845.398 0 +380861.38 3620.0 C57
2021-02-15 19:54:06 S 09 22 38.482 -57 34 37.78 V C57
2021-02-15 19:54:06 s 1 -58547.183 0 +380753.35 8870.0 C57
2021-02-15 20:14:06 S 09 22 33.521 -57 35 17.27 V C57
2021-02-15 20:14:06 s 1 -59248.434 0 +380641.46 3350.0 C57
2021-02-15 20:24:06 S 09 22 31.462 -57 35 46.07 V C57
2021-02-15 20:24:06 s 1 -59598.857 0 +380584.08 5300.0 C57
2021-02-15 20:44:06 S 09 22 26.182 -57 36 39.53 V C57
2021-02-15 20:44:06 s 1 -60299.293 0 +380466.43 8610.0 C57
2021-02-15 20:54:06 S 09 22 23.628 -57 37 02.64 V C57
2021-02-15 20:54:06 s 1 -60649.305 0 +380406.16 9970.0 C57
2021-02-15 21:04:06 S 09 22 22.224 -57 37 24.74 V C57
2021-02-15 21:04:06 s 1 -60999.178 0 +380344.94 1120.0 C57
2021-02-15 21:14:06 S 09 22 18.622 -57 37 55.20 V C57
2021-02-15 21:14:06 s 1 -61348.912 0 +380282.75 2080.0 C57
2021-02-15 21:34:06 S 09 22 13.550 -57 38 40.06 V C57
2021-02-15 21:34:06 s 1 -62047.956 0 +380155.49 3370.0 C57
2021-02-15 21:44:06 S 09 22 11.928 -57 39 03.06 V C57
2021-02-15 21:44:06 s 1 -62397.265 0 +380090.42 3710.0 C57
2021-02-15 21:54:06 S 09 22 09.497 -57 39 29.41 V C57
2021-02-15 21:54:06 s 1 -62746.430 0 +380024.40 3830.0 C57
2021-02-15 22:24:06 S 09 22 02.134 -57 40 48.90 V C57
2021-02-15 22:24:06 s 1 -63793.059 0 +379820.55 2940.0 C57
2021-02-15 22:54:06 S 09 21 54.751 -57 41 49.88 V C57
2021-02-15 22:54:06 s 1 -64838.366 0 +379608.07 90.0 C57
2021-02-16 06:24:06 S 09 20 04.759 -58 00 07.13 V C57
2021-02-16 06:24:06 s 1 -80342.837 0 +375385.80 880.0 C57
2021-02-16 06:44:06 S 09 19 59.952 -58 00 56.63 V C57
2021-02-16 06:44:06 s 1 -81023.589 0 +375153.14 4140.0 C57
2021-02-16 06:54:06 S 09 19 57.067 -58 01 17.65 V C57
2021-02-16 06:54:06 s 1 -81363.676 0 +375035.37 310.0 C57
2021-02-16 07:14:06 S 09 19 52.193 -58 02 05.96 V C57
2021-02-16 07:14:06 s 1 -82043.270 0 +374796.97 1720.0 C57
2021-02-16 07:24:06 S 09 19 49.879 -58 02 30.44 V C57
2021-02-16 07:24:06 s 1 -82382.775 0 +374676.33 6970.0 C57
2021-02-16 08:04:06 S 09 19 39.677 -58 04 05.66 V C57
2021-02-16 08:04:06 s 1 -83738.821 0 +374184.20 4780.0 C57
2021-02-16 09:04:06 S 09 19 25.344 -58 06 29.45 V C57
2021-02-16 09:04:06 s 1 -85766.873 0 +373417.28 1840.0 C57
2021-02-16 09:14:06 S 09 19 21.737 -58 07 03.47 V C57
2021-02-16 09:14:06 s 1 -86104.167 0 +373286.11 3530.0 C57
2021-02-16 09:44:06 S 09 19 13.766 -58 08 03.01 V C57
2021-02-16 09:44:06 s 1 -87114.806 0 +372886.86 6600.0 C57
2021-02-16 09:54:06 S 09 19 12.137 -58 08 30.05 V C57