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
2016-11-02 02:16:01 v 1 354.3922 +30.2366 247
2016-11-02 02:26:13 V 03 32 03.20 +17 18 35.2 S 247
2016-11-02 02:26:13 v 1 354.3922 +30.2366 247
2016-11-03 03:18:32 V 03 31 25.99 +17 14 47.2 S 247
2016-11-03 03:18:32 v 1 354.3922 +30.2366 247
2016-11-03 03:28:48 V 03 31 25.76 +17 14 45.9 S 247
2016-11-03 03:28:48 v 1 354.3922 +30.2366 247
2016-11-03 03:39:04 V 03 31 25.44 +17 14 43.8 S 247
2016-11-03 03:39:04 v 1 354.3922 +30.2366 247
2016-11-03 15:05:36 C 03 31 08.29 +17 12 57.8 q Q21
2016-11-03 15:13:16 C 03 31 08.06 +17 12 57.9 q Q21
2016-11-04 23:38:13 C 03 30 18.38 +17 07 54.0 q 970
2016-11-04 23:43:28 C 03 30 18.26 +17 07 53.3 q 970
2016-11-05 01:09:40 C 03 30 16.00 +17 07 39.9 q K02
2016-11-05 01:21:26 C 03 30 15.75 +17 07 38.3 q K02
2016-11-05 09:25:56 C 03 30 02.91 +17 06 23.3 q 703
2016-11-05 09:34:37 C 03 30 02.62 +17 06 22.5 q 703
2016-11-05 09:43:18 C 03 30 02.45 +17 06 20.5 q 703
2016-11-05 09:51:58 C 03 30 02.15 +17 06 19.5 q 703
2016-11-05 10:25:39 C 03 30 01.58 +17 06 14.4 L T05
2016-11-05 10:55:32 C 03 30 00.71 +17 06 10.9 L T05
2016-11-05 11:02:45 C 03 30 00.48 +17 06 09.6 L T05
2016-11-05 11:28:34 C 03 29 59.85 +17 06 06.0 L T05
2016-11-05 11:29:19 C 03 29 59.85 +17 06 05.2 L T05
2016-11-05 11:37:35 C 03 29 59.57 +17 06 05.2 L T05
2016-11-05 11:38:24 C 03 29 59.56 +17 06 04.0 L T05
2016-11-05 11:59:59 C 03 29 58.94 +17 06 00.4 L T05
2016-11-05 14:39:33 C 03 29 55.01 +17 05 34.3 q Q21
2016-11-05 14:47:12 C 03 29 54.77 +17 05 33.5 q Q21
2016-11-05 22:54:27 C 03 29 42.15 +17 04 16.2 w J01
2016-11-05 23:10:22 C 03 29 41.75 +17 04 13.8 w J01
2016-11-05 23:52:53 C 03 29 40.57 +17 04 07.1 w J01
2016-11-06 05:16:18 C 03 29 32.08 +17 03 20.8 q W96
2016-11-06 05:58:17 C 03 29 30.88 +17 03 14.5 q W96
2016-11-06 20:27:55 C 03 29 08.24 +17 00 53.4 c J19
2016-11-06 20:40:12 C 03 29 07.96 +17 00 50.9 c J19
2016-11-06 20:46:20 C 03 29 07.76 +17 00 50.1 c J19
2016-11-06 20:52:28 C 03 29 07.59 +17 00 49.2 c J19
2016-11-07 00:33:19 C 03 29 01.50 +17 00 13.9 q A77
2016-11-07 01:25:18 C 03 29 00.12 +17 00 06.1 q A77
2016-11-09 10:32:38 C 03 27 28.50 +16 51 02.4 L T05
2016-11-09 10:58:50 C 03 27 27.83 +16 50 59.7 L T05
2016-11-09 11:06:19 C 03 27 27.50 +16 50 57.7 L T05
2016-11-09 11:42:32 C 03 27 26.57 +16 50 50.9 L T05
2016-11-09 12:02:39 C 03 27 25.98 +16 50 48.5 L T05
2016-11-10 15:51:07 C 03 26 40.89 +16 46 21.3 q D29
2016-11-10 16:14:20 C 03 26 40.25 +16 46 17.5 q D29
2016-11-10 16:37:34 C 03 26 39.61 +16 46 13.4 q D29
2016-11-11 21:20:47 C 03 25 52.67 +16 41 34.6 c B96
2016-11-11 21:24:10 C 03 25 52.57 +16 41 34.0 c B96