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
2008-01-25 23:07:32 C 06 57 44.31 +16 51 45.1 c J47
2008-01-25 23:15:25 C 06 57 44.14 +16 51 45.8 c J47
2008-01-26 22:49:43 C 06 57 11.10 +16 53 06.0 r 170
2008-01-26 22:52:58 C 06 57 11.03 +16 53 06.3 r 170
2008-01-26 22:57:48 C 06 57 10.93 +16 53 06.3 r 170
2008-01-26 23:02:39 C 06 57 10.72 +16 53 06.6 r 170
2008-01-29 19:17:01 C 06 55 40.26 +16 57 04.4 r 235
2008-02-02 05:12:38 C 06 54 01.73 +17 01 56.2 c 704
2008-02-02 05:12:55 C 06 54 01.81 +17 01 56.8 c 704
2008-02-02 05:30:21 C 06 54 01.38 +17 01 57.3 c 704
2008-02-02 05:30:39 C 06 54 01.44 +17 01 57.0 c 704
2008-02-02 05:48:05 C 06 54 01.06 +17 01 58.6 c 704
2008-02-02 06:06:05 C 06 54 00.75 +17 01 58.8 c 704
2008-02-02 06:06:22 C 06 54 00.68 +17 01 57.1 c 704
2008-02-02 06:23:52 C 06 54 00.37 +17 01 59.3 c 704
2008-02-02 06:24:10 C 06 54 00.36 +17 01 57.1 c 704
2008-02-06 21:27:33 C 06 52 07.41 +17 08 38.1 d A77
2008-02-06 21:43:24 C 06 52 07.16 +17 08 39.3 d A77
2008-02-06 21:54:56 C 06 52 06.93 +17 08 40.3 d A77
2008-02-07 16:28:36 C 06 51 50.39 +17 09 45.9 m 349
2008-02-07 16:33:48 C 06 51 50.34 +17 09 46.6 m 349
2008-02-07 23:51:58 C 06 51 43.99 +17 10 12.1 o 204
2008-02-08 01:26:39 C 06 51 42.59 +17 10 16.9 o 204
2008-02-10 05:01:54 C 06 51 01.59 +17 13 22.3 c 704
2008-02-10 05:19:14 C 06 51 01.39 +17 13 23.0 c 704
2008-02-10 05:36:35 C 06 51 01.08 +17 13 24.4 c 704
2008-02-13 00:04:55 C 06 50 16.51 +17 17 21.5 r B09
2008-03-28 04:37:43 C 06 59 35.38 +18 00 24.7 c 704
2008-03-28 04:54:52 C 06 59 35.76 +18 00 25.9 c 704
2008-03-28 05:12:07 C 06 59 36.21 +18 00 26.1 c 704
2008-04-28 03:04:09 C 07 24 56.80 +17 48 48.2 r G96
2008-04-28 03:10:41 C 07 24 57.06 +17 48 48.7 r G96
2008-04-28 03:17:15 C 07 24 57.31 +17 48 47.5 r G96
2008-04-28 03:23:54 C 07 24 57.56 +17 48 47.5 r G96
2015-08-16 22:07:57 C 22 39 26.44 -03 11 51.5 q K41
2015-08-16 22:11:59 C 22 39 25.93 -03 11 52.6 q K41
2015-08-20 20:05:02 C 22 37 18.51 -03 24 39.8 q K41
2015-08-20 21:56:50 C 22 37 15.91 -03 24 52.7 q K41
2016-07-17 14:06:10 C 02 52 43.916 +16 57 19.47 L F51
2016-07-17 14:13:54 C 02 52 44.278 +16 57 20.78 L F51
2016-07-17 14:21:37 C 02 52 44.636 +16 57 22.15 L F51
2016-07-17 14:29:22 C 02 52 45.000 +16 57 23.52 L F51
2016-08-24 01:25:26 C 03 28 21.08 +18 44 54.0 c B96
2016-08-24 01:32:37 C 03 28 21.26 +18 44 54.2 c B96
2016-09-01 02:21:53 C 03 33 38.30 +18 54 36.2 v A77
2016-09-01 02:41:37 C 03 33 38.76 +18 54 37.2 v A77
2016-09-01 03:01:22 C 03 33 39.27 +18 54 38.3 v A77
2016-09-01 11:52:49 C 03 33 52.25 +18 54 57.1 v U69
2016-09-01 11:56:03 C 03 33 52.31 +18 54 57.8 v U69
2016-09-01 11:59:16 C 03 33 52.43 +18 54 57.9 v U69