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
2016-10-11 05:21:38 C 03 41 27.51 +18 25 36.0 q G40
2016-10-11 05:33:55 C 03 41 27.36 +18 25 34.9 q G40
2016-10-21 07:41:35 C 03 38 07.88 +17 58 20.4 q 703
2016-10-21 07:58:58 C 03 38 07.44 +17 58 17.6 q 703
2016-10-21 08:07:37 C 03 38 07.29 +17 58 16.4 q 703
2016-10-23 06:48:52 C 03 37 15.84 +17 52 18.2 q W96
2016-10-23 07:45:04 C 03 37 14.85 +17 52 12.5 q W96
2016-10-24 06:45:42 C 03 36 47.96 +17 49 07.5 q W96
2016-10-24 07:40:57 C 03 36 46.80 +17 48 59.6 q W96
2016-10-24 10:02:09 C 03 36 43.92 +17 48 36.9 q G96
2016-10-24 10:12:38 C 03 36 43.64 +17 48 35.3 q G96
2016-10-24 10:18:50 C 03 36 43.44 +17 48 34.0 q G96
2016-10-24 16:12:06 C 03 36 36.66 +17 47 46.8 m 349
2016-10-24 16:33:05 C 03 36 36.20 +17 47 44.2 m 349
2016-10-24 22:41:53 C 03 36 28.96 +17 46 52.4 q I81
2016-10-24 22:45:59 C 03 36 28.84 +17 46 51.3 q I81
2016-10-24 22:50:06 C 03 36 28.80 +17 46 51.1 q I81
2016-10-29 03:13:15 V 03 34 18.97 +17 32 45.0 S 247
2016-10-29 03:13:15 v 1 354.3922 +30.2366 247
2016-10-29 03:22:26 V 03 34 18.78 +17 32 43.8 S 247
2016-10-29 03:22:26 v 1 354.3922 +30.2366 247
2016-10-29 03:37:43 V 03 34 18.39 +17 32 41.6 S 247
2016-10-29 03:37:43 v 1 354.3922 +30.2366 247
2016-10-29 05:10:40 C 03 34 16.26 +17 32 28.6 q J22
2016-10-29 05:18:47 C 03 34 16.07 +17 32 27.3 q J22
2016-10-29 05:26:52 C 03 34 15.88 +17 32 25.9 q J22
2016-10-29 21:16:24 C 03 33 54.29 +17 30 06.9 q A71
2016-10-29 21:31:05 C 03 33 53.98 +17 30 04.5 q A71
2016-10-29 21:47:27 C 03 33 53.65 +17 30 02.0 q A71
2016-10-29 23:27:23 C 03 33 51.29 +17 29 47.4 w J01
2016-10-29 23:43:21 C 03 33 50.90 +17 29 45.0 w J01
2016-10-30 00:15:21 C 03 33 50.15 +17 29 40.4 w J01
2016-10-31 01:56:34 V 03 33 13.83 +17 25 53.7 S 247
2016-10-31 01:56:34 v 1 354.3922 +30.2366 247
2016-10-31 02:06:50 V 03 33 13.56 +17 25 51.8 S 247
2016-10-31 02:06:50 v 1 354.3922 +30.2366 247
2016-10-31 02:17:05 V 03 33 13.33 +17 25 50.3 S 247
2016-10-31 02:17:05 v 1 354.3922 +30.2366 247
2016-10-31 23:44:58 C 03 32 42.52 +17 22 36.5 U 958
2016-10-31 23:57:58 C 03 32 42.20 +17 22 34.8 U 958
2016-11-01 00:10:58 C 03 32 41.89 +17 22 32.6 U 958
2016-11-01 00:24:10 C 03 32 41.53 +17 22 29.8 q I81
2016-11-01 00:28:16 C 03 32 41.40 +17 22 29.5 q I81
2016-11-01 00:34:24 C 03 32 41.28 +17 22 28.6 q I81
2016-11-01 10:56:37 C 03 32 26.03 +17 20 56.3 q I41
2016-11-01 11:51:49 C 03 32 24.63 +17 20 47.6 q I41
2016-11-01 12:48:53 C 03 32 23.21 +17 20 38.5 q I41
2016-11-02 02:05:47 V 03 32 03.75 +17 18 38.5 S 247
2016-11-02 02:05:47 v 1 354.3922 +30.2366 247
2016-11-02 02:16:01 V 03 32 03.49 +17 18 36.8 S 247