128P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2016-02-17 (JD 2457435.5)
Eccentricity (e)0.3214554998 ± 8.22e-08
Semi-major axis (a)4.5033596168 AU ± 3.38e-08
Inclination (i)4.36391215° ± 1.02e-05
Long. of Asc. Node (Ω)214.29384887° ± 8.48e-05
Arg. of Perihelion (ω)210.57891677° ± 9.84e-05
Mean Anomaly (M)326.09282825° ± 2.60e-05
Mean Motion (n)0.1031352991°/day ± 1.16e-09
Perihelion dist (q)3.05572990 AU ± 3.71e-07
Aphelion dist (Q)5.95098933 AU ± 3.73e-07
Orbital Period9.55663378 yr ± 1.08e-07
NGA Modelg(r)
A2-3.00005824e-09 ± 9.82e-11 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-05-30
RMS Residual0.769″
Uncertainty0
Orbit TypeMBA
MOID2.068882 AU
Observations Used1083
Oppositions34
Arc Total1987-2025
First Observation Used1987-09-24
Last Observation Used2025-12-25
Observations (1161)
Date Type RA Dec Mag Band Observatory
2006-09-17 08:27:49 C 01 07 26.72 +09 38 57.1 r 703
2006-09-17 08:45:19 C 01 07 26.40 +09 38 54.5 r 703
2006-09-18 09:40:37 C 01 06 58.25 +09 35 19.8 o 699
2006-09-18 10:12:13 C 01 06 57.59 +09 35 15.1 o 699
2006-09-18 10:43:49 C 01 06 56.86 +09 35 10.4 o 699
2006-09-18 11:15:25 C 01 06 56.38 +09 35 05.9 o 699
2006-09-19 07:09:05 C 01 06 33.63 +09 32 09.1 c 691
2006-09-19 07:34:07 C 01 06 33.13 +09 32 05.4 c 691
2006-09-19 07:59:04 C 01 06 32.59 +09 32 01.6 c 691
2006-09-26 07:23:09 C 01 03 00.53 +09 04 40.5 c 691
2006-09-26 07:48:11 C 01 02 59.97 +09 04 36.2 c 691
2006-09-26 08:13:18 C 01 02 59.36 +09 04 32.2 c 691
2006-09-27 06:23:09 C 01 02 29.28 +09 00 39.0 r I05
2006-09-28 00:20:57 C 01 02 04.35 +08 57 21.3 r B05
2006-09-29 05:16:14 C 01 01 24.23 +08 52 05.5 c 704
2006-09-29 05:51:06 C 01 01 23.33 +08 51 59.5 c 704
2006-09-29 06:08:34 C 01 01 22.85 +08 51 56.8 c 704
2006-09-29 06:25:55 C 01 01 22.43 +08 51 52.8 c 704
2006-09-30 07:16:19 C 01 00 47.23 +08 47 15.7 c 691
2006-09-30 07:41:18 C 01 00 46.63 +08 47 11.3 c 691
2006-09-30 08:06:17 C 01 00 46.01 +08 47 06.3 c 691
2006-10-11 05:31:33 C 00 54 20.27 +07 55 21.6 o 644
2006-10-11 06:01:10 C 00 54 19.49 +07 55 15.5 o 644
2006-10-11 06:30:37 C 00 54 18.73 +07 55 09.6 o 644
2006-10-12 07:07:27 C 00 53 41.91 +07 50 06.3 o 644
2006-10-12 07:38:37 C 00 53 41.10 +07 49 59.3 o 644
2006-10-12 08:08:41 C 00 53 40.34 +07 49 53.0 o 644
2006-10-17 05:18:22 C 00 50 47.32 +07 25 42.4 r 703
2006-10-17 05:29:36 C 00 50 47.00 +07 25 40.3 r 703
2006-10-17 05:40:50 C 00 50 46.71 +07 25 37.6 r 703
2006-10-17 05:52:01 C 00 50 46.46 +07 25 35.6 r 703
2006-10-17 06:51:19 C 00 50 44.98 +07 25 22.6 r 703
2006-10-17 07:03:24 C 00 50 44.66 +07 25 20.0 r 703
2006-10-17 07:15:29 C 00 50 44.37 +07 25 18.1 r 703
2006-10-17 07:27:38 C 00 50 44.08 +07 25 16.1 r 703
2006-10-18 05:25:10 C 00 50 12.22 +07 20 49.0 r I05
2006-10-18 05:48:26 C 00 50 11.53 +07 20 44.6 r I05
2006-10-19 05:54:49 C 00 49 37.27 +07 15 43.9 r G96
2006-10-19 06:04:21 C 00 49 37.05 +07 15 42.0 r G96
2006-10-19 06:13:53 C 00 49 36.73 +07 15 39.7 r G96
2006-10-19 06:23:32 C 00 49 36.55 +07 15 37.1 r G96
2006-10-19 06:38:13 C 00 49 36.25 +07 15 35.4 o 644
2006-10-19 07:07:33 C 00 49 35.52 +07 15 29.2 o 644
2006-10-19 07:36:53 C 00 49 34.77 +07 15 23.8 o 644
2006-10-21 05:33:12 C 00 48 30.11 +07 06 03.0 o 644
2006-10-21 06:02:30 C 00 48 29.46 +07 05 56.7 o 644
2006-10-21 06:31:44 C 00 48 28.75 +07 05 51.1 o 644
2006-10-25 23:29:55 C 00 45 57.05 +06 43 26.1 c A41
2006-10-26 00:05:04 C 00 45 56.20 +06 43 18.0 c A41
2006-10-26 00:40:20 C 00 45 55.56 +06 43 11.2 c A41