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
2007-01-28 02:41:17 C 01 12 02.52 +07 27 37.0 r 703
2007-01-28 02:50:44 C 01 12 02.84 +07 27 39.9 r 703
2007-01-28 03:00:10 C 01 12 03.31 +07 27 41.6 r 703
2007-01-28 03:09:37 C 01 12 03.78 +07 27 43.1 r 703
2007-02-06 01:58:55 C 01 21 32.74 +08 17 07.8 r G96
2007-02-06 02:03:49 C 01 21 32.94 +08 17 08.8 r G96
2007-02-06 02:08:42 C 01 21 33.17 +08 17 10.4 r G96
2007-02-06 02:13:36 C 01 21 33.38 +08 17 11.5 r G96
2007-09-13 09:53:51 C 06 48 53.26 +19 51 27.2 c 704
2007-09-13 10:10:46 C 06 48 54.02 +19 51 24.8 c 704
2007-09-13 10:27:40 C 06 48 54.81 +19 51 23.6 c 704
2007-09-13 10:44:34 C 06 48 55.67 +19 51 21.7 c 704
2007-09-13 11:01:27 C 06 48 56.46 +19 51 20.9 c 704
2007-09-16 10:22:19 C 06 52 24.04 +19 43 11.1 c 704
2007-09-16 10:56:34 C 06 52 25.67 +19 43 07.4 c 704
2007-09-16 11:13:41 C 06 52 26.40 +19 43 04.9 c 704
2007-09-19 09:59:17 C 06 55 45.78 +19 34 46.1 c 704
2007-09-19 10:16:41 C 06 55 46.58 +19 34 44.5 c 704
2007-09-19 10:34:03 C 06 55 47.38 +19 34 42.2 c 704
2007-09-19 10:51:24 C 06 55 48.16 +19 34 40.5 c 704
2007-09-19 11:08:44 C 06 55 49.02 +19 34 38.2 c 704
2007-09-20 19:04:34 C 06 57 16.80 +19 30 48.0 m 349
2007-09-20 19:09:21 C 06 57 17.03 +19 30 47.7 m 349
2007-09-29 02:49:50 C 07 05 53.89 +19 06 07.4 r 585
2007-09-29 02:58:12 C 07 05 54.29 +19 06 06.2 r 585
2007-09-29 03:05:55 C 07 05 54.75 +19 06 04.9 r 585
2007-10-07 10:25:49 C 07 13 31.35 +18 40 34.9 c 704
2007-10-07 10:42:02 C 07 13 32.00 +18 40 33.3 c 704
2007-10-07 10:58:11 C 07 13 32.65 +18 40 31.0 c 704
2007-10-07 11:14:19 C 07 13 33.02 +18 40 26.9 c 704
2007-10-13 10:01:56 C 07 18 19.42 +18 22 10.1 c 704
2007-10-13 10:34:33 C 07 18 20.51 +18 22 05.0 c 704
2007-10-13 10:50:45 C 07 18 21.00 +18 22 02.4 c 704
2007-10-13 11:07:01 C 07 18 21.57 +18 22 01.0 c 704
2007-10-21 02:26:13 C 07 23 34.35 +17 58 56.5 o 204
2007-10-22 02:51:32 C 07 24 11.17 +17 55 56.0 o 204
2007-10-22 03:57:16 C 07 24 12.75 +17 55 48.2 o 204
2007-10-22 10:17:11 C 07 24 22.19 +17 55 02.8 c 704
2007-10-22 10:34:13 C 07 24 22.58 +17 55 00.2 c 704
2007-10-22 10:51:38 C 07 24 22.96 +17 54 58.0 c 704
2007-10-22 11:25:41 C 07 24 23.81 +17 54 53.7 c 704
2007-11-14 17:41:27 C 07 32 30.17 +16 55 17.5 m 349
2007-11-16 17:38:28 C 07 32 39.03 +16 51 16.4 m 349
2007-11-17 08:34:24 C 07 32 40.89 +16 50 03.8 o 291
2007-11-17 08:49:48 C 07 32 40.87 +16 50 02.9 o 291
2007-11-17 09:09:28 C 07 32 40.88 +16 50 00.8 o 291
2007-11-18 11:01:27 C 07 32 42.41 +16 47 57.7 o 291
2007-11-18 11:16:35 C 07 32 42.43 +16 47 57.6 o 291
2007-11-18 11:27:19 C 07 32 42.35 +16 47 56.2 o 291
2007-11-30 23:24:29 C 07 31 07.47 +16 29 12.3 c J76