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
2024-09-11 13:18:21 C 01 39 08.129 +22 52 49.91 V T08
2024-09-11 13:50:48 C 01 39 03.509 +22 52 24.28 V T08
2024-09-12 08:18:29 C 01 36 35.744 +22 38 06.58 V 703
2024-09-12 08:28:37 C 01 36 34.189 +22 37 57.43 V 703
2024-09-14 09:31:26 C 01 30 03.155 +21 59 08.30 X F52
2024-09-14 09:34:17 C 01 30 02.765 +21 59 06.10 X F52
2024-09-14 09:45:44 C 01 30 01.201 +21 58 56.94 X F52
2024-09-14 09:48:35 C 01 30 00.827 +21 58 54.82 X F52
2024-09-14 10:00:03 C 01 29 59.256 +21 58 45.66 X F52
2024-09-14 10:14:23 C 01 29 57.299 +21 58 34.27 X F52
2024-09-14 10:17:13 C 01 29 56.902 +21 58 31.96 X F52
2024-09-15 10:06:29 C 01 26 49.078 +21 39 03.93 X F52
2024-09-15 10:19:56 C 01 26 47.254 +21 38 53.09 X F52
2024-09-15 10:33:22 C 01 26 45.437 +21 38 42.16 X F52
2024-09-23 09:02:16 C 01 03 04.568 +18 53 58.42 V 703
2024-09-23 09:08:54 C 01 03 03.762 +18 53 52.62 V 703
2024-09-23 09:12:12 C 01 03 03.226 +18 53 49.24 V 703
2024-09-24 13:57:17 C 00 59 44.380 +18 28 15.65 X F51
2024-09-24 14:15:20 C 00 59 42.262 +18 27 59.30 X F51
2024-09-24 14:33:15 C 00 59 40.177 +18 27 43.10 X F51
2024-09-25 07:16:37 C 00 57 48.042 +18 12 49.64 V 703
2024-09-25 07:23:08 C 00 57 47.315 +18 12 42.23 V 703
2024-09-25 07:26:23 C 00 57 47.023 +18 12 38.88 V 703
2024-09-26 08:04:56 C 00 55 03.338 +17 50 41.42 V G96
2024-09-26 08:14:00 C 00 55 02.298 +17 50 33.29 V G96
2024-09-26 08:23:05 C 00 55 01.268 +17 50 25.22 V G96
2024-09-26 08:32:11 C 00 55 00.246 +17 50 17.12 V G96
2024-09-30 11:59:17 C 00 44 41.080 +16 22 38.74 X F51
2024-09-30 12:36:22 C 00 44 37.296 +16 22 06.15 X F51
2024-09-30 12:54:50 C 00 44 35.425 +16 21 49.91 X F51
2024-10-02 15:16:07 C 00 39 49.40 +15 38 28.1 V D29
2024-10-02 15:36:29 C 00 39 47.48 +15 38 11.0 V D29
2024-10-02 15:56:51 C 00 39 45.52 +15 37 54.1 V D29
2024-10-03 15:03:40 C 00 37 40.36 +15 18 21.9 V D29
2024-10-03 15:24:02 C 00 37 38.46 +15 18 04.5 V D29
2024-10-04 06:06:44 C 00 36 20.880 +15 05 47.29 V G96
2024-10-04 06:14:09 C 00 36 20.243 +15 05 40.81 V G96
2024-10-04 06:21:35 C 00 36 19.555 +15 05 34.73 V G96
2024-10-04 06:29:01 C 00 36 18.875 +15 05 28.39 V G96
2024-10-04 12:57:43 C 00 35 45.63 +15 00 05.0 V D29
2024-10-04 13:19:22 C 00 35 43.69 +14 59 47.1 V D29
2024-10-04 13:41:00 C 00 35 41.76 +14 59 29.5 V D29
2024-10-05 21:39:54 C 00 33 00.38 +14 33 17.1 c J04
2024-10-05 22:13:34 C 00 32 57.51 +14 32 50.2 c J04
2024-10-08 07:51:39 C 00 28 25.756 +13 47 05.86 X F52
2024-10-08 08:07:54 C 00 28 24.484 +13 46 53.38 X F52
2024-10-08 08:24:07 C 00 28 23.204 +13 46 40.86 X F52
2024-10-08 08:40:22 C 00 28 21.938 +13 46 28.30 X F52
2024-10-24 03:24:53 C 00 08 26.761 +09 44 36.96 V G96
2024-10-24 03:33:46 C 00 08 26.416 +09 44 32.71 V G96