445775 (2011 YA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7592241114 ± 1.02e-08
Semi-major axis (a)2.1121219940 AU ± 2.84e-09
Inclination (i)5.19297557° ± 2.27e-06
Long. of Asc. Node (Ω)340.00431791° ± 3.15e-05
Arg. of Perihelion (ω)227.65571925° ± 3.14e-05
Mean Anomaly (M)164.44131239° ± 3.24e-06
Mean Motion (n)0.3210951736°/day ± 6.48e-10
Perihelion dist (q)0.50854805 AU ± 2.16e-08
Aphelion dist (Q)3.71569594 AU ± 2.22e-08
Orbital Period3.06957676 yr ± 6.20e-09
Physical Parameters
H (abs. magnitude)18.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.334″
Uncertainty0
Orbit TypeApollo
MOID0.050376 AU
Observations Used653
Oppositions9
Arc Total2011-2024
First Observation Used2011-12-16
Last Observation Used2024-10-04
Observations (799)
Date Type RA Dec Mag Band Observatory
2021-08-27 11:56:23 C 21 59 10.414 -14 51 38.69 U F51
2021-08-27 12:14:03 C 21 59 08.597 -14 51 41.61 U F51
2021-08-27 12:31:45 C 21 59 06.779 -14 51 44.44 U F51
2021-08-29 10:13:23 C 21 54 47.88 -14 58 55.2 V T08
2021-08-29 10:18:01 C 21 54 47.44 -14 58 55.8 V T08
2021-08-29 11:04:21 C 21 54 43.10 -14 59 02.4 V T08
2021-08-29 11:44:50 C 21 54 39.30 -14 59 07.8 V T08
2021-09-06 10:09:14 C 21 40 42.32 -15 16 31.7 V T08
2021-09-06 10:13:53 C 21 40 41.99 -15 16 31.5 V T08
2021-09-06 10:21:53 C 21 40 41.48 -15 16 31.7 V T08
2021-09-06 10:38:36 C 21 40 40.53 -15 16 33.3 V T08
2021-09-07 04:27:14 C 21 39 40.59 -15 17 21.5 V 703
2021-09-07 04:35:31 C 21 39 40.08 -15 17 23.1 V 703
2021-09-07 04:43:49 C 21 39 39.55 -15 17 22.0 V 703
2021-09-07 04:52:07 C 21 39 39.10 -15 17 21.9 V 703
2021-09-10 13:02:27 C 21 35 40.22 -15 19 19.8 V D29
2021-09-10 13:22:48 C 21 35 39.24 -15 19 19.4 V D29
2021-09-10 13:43:10 C 21 35 38.26 -15 19 19.6 V D29
2021-09-12 05:55:19 C 21 33 58.140 -15 19 25.23 U F51
2021-09-12 06:07:27 C 21 33 57.636 -15 19 25.45 U F51
2021-09-12 06:19:35 C 21 33 57.127 -15 19 25.45 U F51
2021-09-12 06:31:45 C 21 33 56.619 -15 19 25.46 U F51
2021-09-14 04:39:49 C 21 32 15.80 -15 18 57.7 V G96
2021-09-14 04:47:18 C 21 32 15.50 -15 18 57.7 V G96
2021-09-14 04:54:49 C 21 32 15.22 -15 18 58.1 V G96
2021-09-14 05:02:20 C 21 32 14.96 -15 18 57.3 V G96
2021-10-07 04:09:52 C 21 27 14.01 -14 35 16.4 o 691
2021-10-07 04:35:01 C 21 27 14.19 -14 35 13.1 o 691
2021-10-07 04:54:54 C 21 27 14.38 -14 35 11.0 o 691
2021-10-09 03:29:38 C 21 27 45.92 -14 29 02.9 o 691
2021-10-09 04:01:37 C 21 27 46.28 -14 28 58.5 o 691
2021-10-09 04:28:17 C 21 27 46.55 -14 28 54.8 o 691
2023-11-11 08:25:53 C 03 38 12.412 +27 27 17.89 V V00
2023-11-11 08:33:49 C 03 38 11.886 +27 27 17.03 V V00
2023-11-11 08:41:47 C 03 38 11.342 +27 27 15.77 V V00
2023-11-11 08:49:42 C 03 38 10.871 +27 27 14.98 V V00
2023-11-15 08:48:19 C 03 31 48.205 +27 12 03.82 V V00
2023-11-15 08:54:30 C 03 31 47.737 +27 12 02.66 V V00
2023-11-15 09:00:39 C 03 31 47.334 +27 12 01.33 V V00
2023-12-04 06:25:22 C 03 00 27.432 +25 22 30.28 X F51
2023-12-04 06:45:22 C 03 00 26.079 +25 22 24.67 X F51
2023-12-04 07:04:46 C 03 00 24.780 +25 22 18.81 X F51
2024-08-15 01:16:23 C 15 06 41.921 -29 12 21.31 V W68
2024-08-15 01:21:02 C 15 06 45.254 -29 12 29.63 V W68
2024-08-15 01:31:40 C 15 06 52.872 -29 12 48.71 V W68
2024-08-15 01:46:39 C 15 07 03.727 -29 13 15.67 V W68
2024-10-04 05:21:47 C 20 11 03.390 -20 45 58.51 X F51
2024-10-04 05:39:08 C 20 11 04.782 -20 45 51.49 X F51
2024-10-04 05:56:09 C 20 11 06.158 -20 45 44.73 X F51