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
2021-03-12 19:54:06 S 03 55 07.541 -66 53 47.00 V C57
2021-03-12 20:04:06 S 03 55 02.081 -66 53 31.38 V C57
2021-03-12 20:14:06 S 03 54 55.423 -66 53 14.39 V C57
2021-03-12 20:24:06 S 03 54 48.919 -66 52 53.15 V C57
2021-03-12 20:34:06 S 03 54 42.554 -66 52 37.67 V C57
2021-03-12 20:44:06 S 03 54 34.872 -66 52 16.61 V C57
2021-03-12 20:54:06 S 03 54 29.146 -66 51 56.66 V C57
2021-03-12 21:04:06 S 03 54 22.848 -66 51 36.18 V C57
2021-03-12 21:14:06 S 03 54 16.956 -66 51 20.27 V C57
2021-03-12 21:24:06 S 03 54 10.361 -66 50 59.96 V C57
2021-03-12 21:34:06 S 03 54 03.917 -66 50 39.70 V C57
2021-03-12 21:44:06 S 03 53 57.305 -66 50 19.07 V C57
2021-03-12 21:54:06 S 03 53 50.964 -66 50 00.20 V C57
2021-03-12 22:04:06 S 03 53 44.662 -66 49 38.96 V C57
2021-03-12 22:24:06 S 03 53 30.610 -66 48 55.94 V C57
2021-03-12 22:44:06 S 03 53 18.770 -66 48 18.07 V C57
2021-03-12 23:04:06 S 03 53 05.995 -66 47 37.28 V C57
2021-03-12 23:24:06 S 03 52 52.733 -66 46 56.24 V C57
2021-03-12 23:44:06 S 03 52 39.742 -66 46 18.30 V C57
2021-03-12 23:44:06 s 1 -10061.046 0 +376023.19 8780.0 C57
2021-07-01 11:25:09 C 03 52 12.06 +36 40 12.2 U I41
2021-07-01 11:28:38 C 03 52 12.46 +36 40 13.3 U I41
2021-07-01 11:32:08 C 03 52 12.85 +36 40 14.5 U I41
2021-07-02 11:23:58 C 03 54 52.95 +36 47 56.0 U I41
2021-07-02 11:27:23 C 03 54 53.30 +36 47 57.3 U I41
2021-07-02 11:34:10 C 03 54 54.10 +36 47 59.7 U I41
2021-07-16 11:13:56 C 04 29 42.79 +38 12 00.2 U I41
2021-07-16 11:24:48 C 04 29 43.82 +38 12 02.3 U I41
2021-07-16 11:34:43 C 04 29 44.79 +38 12 04.6 U I41
2021-07-16 11:38:12 C 04 29 45.12 +38 12 05.1 U I41
2021-07-27 11:36:34 C 04 53 36.84 +38 54 31.8 U I41
2021-07-27 11:40:12 C 04 53 37.13 +38 54 32.1 U I41
2021-07-28 11:26:52 C 04 55 37.16 +38 57 38.3 U I41
2021-07-28 11:30:29 C 04 55 37.40 +38 57 38.7 U I41
2021-07-28 11:37:44 C 04 55 38.07 +38 57 39.8 U I41
2021-07-29 11:39:26 C 04 57 37.82 +39 00 41.6 U I41
2021-07-29 11:43:03 C 04 57 38.12 +39 00 42.3 U I41
2021-08-01 11:31:11 C 05 03 26.99 +39 09 12.3 U I41
2021-08-01 11:41:40 C 05 03 27.81 +39 09 13.2 U I41
2021-08-02 11:26:00 C 05 05 20.14 +39 11 51.7 U I41
2021-08-02 11:29:32 C 05 05 20.42 +39 11 52.2 U I41
2021-08-02 11:33:05 C 05 05 20.70 +39 11 52.8 U I41
2021-08-02 11:40:12 C 05 05 21.24 +39 11 53.5 U I41
2021-08-03 11:26:57 C 05 07 12.23 +39 14 27.4 U I41
2021-08-03 11:30:29 C 05 07 12.54 +39 14 27.8 U I41
2021-08-03 11:34:03 C 05 07 12.80 +39 14 28.3 U I41
2021-08-03 11:37:35 C 05 07 13.08 +39 14 28.8 U I41
2021-08-04 11:29:11 C 05 09 02.92 +39 16 58.3 U I41
2021-08-04 11:36:16 C 05 09 03.50 +39 16 59.2 U I41
2021-08-04 11:39:50 C 05 09 03.73 +39 16 59.5 U I41