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 11:24:06 s 1 -40504.328 0 +382303.23 5800.0 C57
2021-02-15 11:34:06 S 09 24 35.518 -57 14 20.15 V C57
2021-02-15 11:34:06 s 1 -40860.706 0 +382297.03 5620.0 C57
2021-02-15 11:44:06 S 09 24 33.168 -57 14 44.30 V C57
2021-02-15 11:44:06 s 1 -41216.994 0 +382289.86 5340.0 C57
2021-02-15 11:54:06 S 09 24 30.982 -57 15 07.09 V C57
2021-02-15 11:54:06 s 1 -41573.192 0 +382281.72 4960.0 C57
2021-02-15 12:04:06 S 09 24 28.608 -57 15 30.42 V C57
2021-02-15 12:04:06 s 1 -41929.299 0 +382272.60 4470.0 C57
2021-02-15 12:54:06 S 09 24 17.422 -57 17 30.95 V C57
2021-02-15 12:54:06 s 1 -43708.433 0 +382212.48 350.0 C57
2021-02-15 13:14:06 S 09 24 12.384 -57 18 23.40 V C57
2021-02-15 13:14:06 s 1 -44419.416 0 +382181.65 7890.0 C57
2021-02-15 13:34:06 S 09 24 08.035 -57 19 10.16 V C57
2021-02-15 13:34:06 s 1 -45130.007 0 +382146.94 4950.0 C57
2021-02-15 14:34:06 S 09 23 53.674 -57 21 39.10 V C57
2021-02-15 14:34:06 s 1 -47259.350 0 +382019.58 3100.0 C57
2021-02-15 14:44:06 S 09 23 51.610 -57 22 05.20 V C57
2021-02-15 14:44:06 s 1 -47613.877 0 +381994.96 660.0 C57
2021-02-15 14:54:06 S 09 23 48.845 -57 22 26.11 V C57
2021-02-15 14:54:06 s 1 -47968.298 0 +381969.38 8090.0 C57
2021-02-15 15:14:06 S 09 23 44.455 -57 23 17.59 V C57
2021-02-15 15:14:06 s 1 -48676.817 0 +381915.32 2530.0 C57
2021-02-15 15:44:06 S 09 23 37.390 -57 24 25.85 V C57
2021-02-15 15:44:06 s 1 -49738.778 0 +381826.99 3120.0 C57
2021-02-15 15:54:06 S 09 23 35.263 -57 24 53.42 V C57
2021-02-15 15:54:06 s 1 -50092.543 0 +381795.61 9690.0 C57
2021-02-15 16:04:06 S 09 23 32.803 -57 25 18.23 V C57
2021-02-15 16:04:06 s 1 -50446.196 0 +381763.27 6120.0 C57
2021-02-15 16:14:06 S 09 23 31.061 -57 25 40.08 V C57
2021-02-15 16:14:06 s 1 -50799.735 0 +381729.96 2390.0 C57
2021-02-15 16:44:06 S 09 23 23.395 -57 26 55.03 V C57
2021-02-15 16:44:06 s 1 -51859.666 0 +381624.25 290.0 C57
2021-02-15 17:04:06 S 09 23 18.115 -57 27 41.26 V C57
2021-02-15 17:04:06 s 1 -52565.705 0 +381548.95 1440.0 C57
2021-02-15 17:14:06 S 09 23 16.841 -57 28 06.42 V C57
2021-02-15 17:14:06 s 1 -52918.547 0 +381509.86 6780.0 C57
2021-02-15 17:24:06 S 09 23 13.709 -57 28 33.53 V C57
2021-02-15 17:24:06 s 1 -53271.269 0 +381469.80 1950.0 C57
2021-02-15 17:44:06 S 09 23 08.798 -57 29 18.96 V C57
2021-02-15 17:44:06 s 1 -53976.352 0 +381386.79 1800.0 C57
2021-02-15 17:54:06 S 09 23 06.139 -57 29 43.98 V C57
2021-02-15 17:54:06 s 1 -54328.712 0 +381343.84 6480.0 C57
2021-02-15 18:04:06 S 09 23 04.555 -57 30 07.06 V C57
2021-02-15 18:04:06 s 1 -54680.948 0 +381299.92 990.0 C57
2021-02-15 18:14:06 S 09 23 02.114 -57 30 28.84 V C57
2021-02-15 18:14:06 s 1 -55033.060 0 +381255.05 5320.0 C57
2021-02-15 18:24:06 S 09 22 59.957 -57 30 56.66 V C57
2021-02-15 18:24:06 s 1 -55385.048 0 +381209.21 9480.0 C57
2021-02-15 18:44:06 S 09 22 55.510 -57 31 46.67 V C57