528857 (2009 CT)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6384739730 ± 1.81e-08
Semi-major axis (a)1.8565175515 AU ± 4.07e-09
Inclination (i)3.84536942° ± 2.62e-06
Long. of Asc. Node (Ω)275.62223576° ± 7.51e-05
Arg. of Perihelion (ω)337.89982050° ± 7.62e-05
Mean Anomaly (M)202.06590146° ± 7.94e-06
Mean Motion (n)0.3896401367°/day ± 1.28e-09
Perihelion dist (q)0.67117941 AU ± 3.36e-08
Aphelion dist (Q)3.04185569 AU ± 3.42e-08
Orbital Period2.52958099 yr ± 8.31e-09
Physical Parameters
H (abs. magnitude)19.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.290″
Uncertainty0
Orbit TypeApollo
MOID0.058609 AU
Observations Used237
Oppositions9
Arc Total2009-2024
First Observation Used2009-02-03
Last Observation Used2024-10-24
Observations (252)
Date Type RA Dec Mag Band Observatory
2009-02-02 11:33:52 C 12 11 08.08 -11 04 35.8 r 703
2009-02-02 11:42:31 C 12 11 09.13 -11 04 48.2 r 703
2009-02-02 11:51:12 C 12 11 10.03 -11 05 04.2 r 703
2009-02-02 11:59:59 C 12 11 11.04 -11 05 17.1 r 703
2009-02-03 10:40:54 C 12 13 58.08 -11 40 52.4 c 926
2009-02-03 10:45:46 C 12 13 58.67 -11 41 00.7 c 926
2009-02-03 10:50:38 C 12 13 59.26 -11 41 08.3 c 926
2009-02-03 11:22:51 C 12 14 03.04 -11 42 00.5 r G96
2009-02-03 11:32:30 C 12 14 04.23 -11 42 16.0 r G96
2009-02-03 11:42:00 C 12 14 05.35 -11 42 31.3 r G96
2009-02-03 11:51:31 C 12 14 06.50 -11 42 46.5 r G96
2009-02-03 13:11:59 C 12 14 16.22 -11 44 55.2 r G96
2009-02-03 13:13:21 C 12 14 16.40 -11 44 57.4 r G96
2009-02-03 13:14:43 C 12 14 16.58 -11 44 59.7 r G96
2009-02-03 13:16:03 C 12 14 16.72 -11 45 01.7 r G96
2009-02-05 08:27:42 C 12 19 58.02 -12 57 32.6 o 291
2009-02-05 08:29:28 C 12 19 57.77 -12 57 37.9 o H55
2009-02-05 08:33:12 C 12 19 58.75 -12 57 41.9 o 291
2009-02-05 08:34:49 C 12 19 58.48 -12 57 47.3 o H55
2009-02-05 08:39:06 C 12 19 59.53 -12 57 52.4 o 291
2009-02-05 08:40:12 C 12 19 59.19 -12 57 56.6 o H55
2009-02-16 07:56:53 C 13 11 28.77 -23 15 49.0 o H55
2009-02-16 07:58:17 C 13 11 29.13 -23 15 53.4 o H55
2009-02-16 08:01:01 C 13 11 29.87 -23 16 01.7 o H55
2009-02-18 18:53:59 C 13 30 03.652 -26 29 38.04 r E12
2009-02-18 18:57:23 C 13 30 04.824 -26 29 49.83 r E12
2009-02-26 18:38:45 C 15 11 18.24 -38 53 54.6 r E12
2009-02-28 18:52:52 C 15 50 50.27 -41 36 11.8 r E12
2009-02-28 18:56:30 C 15 50 53.42 -41 36 22.0 r E12
2009-03-02 13:07:54 C 16 30 06.58 -43 17 31.4 o 474
2009-03-02 13:09:54 C 16 30 08.52 -43 17 35.4 o 474
2009-03-02 13:15:04 C 16 30 13.55 -43 17 45.2 o 474
2009-03-02 13:15:44 C 16 30 14.14 -43 17 46.8 o 474
2009-03-02 13:17:15 C 16 30 15.65 -43 17 49.5 o 474
2014-01-26 10:41:13 C 09 58 09.311 +05 49 12.19 L F51
2014-01-26 10:59:03 C 09 58 08.419 +05 49 09.69 L F51
2014-01-26 11:16:57 C 09 58 07.524 +05 49 07.23 L F51
2014-01-26 11:34:54 C 09 58 06.620 +05 49 04.71 L F51
2014-02-02 09:14:55 C 09 48 29.22 +05 29 22.7 q 703
2014-02-02 09:23:43 C 09 48 28.63 +05 29 22.2 q 703
2014-02-02 09:32:28 C 09 48 27.98 +05 29 21.7 q 703
2014-02-02 09:41:16 C 09 48 27.27 +05 29 20.7 q 703
2014-02-02 10:55:56 C 09 48 21.78 +05 29 12.4 o 291
2014-02-02 11:03:52 C 09 48 21.18 +05 29 11.9 o 291
2014-02-02 20:41:49 C 09 47 41.17 +05 28 13.5 r 958
2014-02-02 20:54:16 C 09 47 40.16 +05 28 33.5 q K91
2014-02-02 20:54:31 C 09 47 40.26 +05 28 13.1 r 958
2014-02-02 21:00:43 C 09 47 39.67 +05 28 33.0 q K91
2014-02-02 21:07:10 C 09 47 39.18 +05 28 32.6 q K91
2014-02-02 21:07:13 C 09 47 39.22 +05 28 11.1 r 958