242P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2019-10-12 (JD 2458768.5)
Eccentricity (e)0.2777765952 ± 5.94e-08
Semi-major axis (a)5.4754348519 AU ± 5.56e-08
Inclination (i)32.48011516° ± 5.21e-06
Long. of Asc. Node (Ω)180.53322059° ± 1.36e-05
Arg. of Perihelion (ω)246.35253171° ± 4.64e-05
Mean Anomaly (M)212.73014122° ± 2.64e-05
Mean Motion (n)0.0769279842°/day ± 1.17e-09
Perihelion dist (q)3.95448720 AU ± 3.28e-07
Aphelion dist (Q)6.99638250 AU ± 3.33e-07
Orbital Period12.81232433 yr ± 1.95e-07
NGA Modelg(r)
A2-2.34069756e-06 ± 1.85e-07 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.664″
Uncertainty0
Orbit TypeJupiter Trojan
MOID3.111451 AU
Observations Used1515
Oppositions27
Arc Total1997-2026
First Observation Used1997-10-29
Last Observation Used2026-04-07
Observations (1557)
Date Type RA Dec Mag Band Observatory
1999-02-14 11:21:45 C 03 46 32.79 -10 56 04.6 360
1999-02-14 11:27:44 C 03 46 32.90 -10 56 02.7 360
1999-02-16 18:07:31 C 03 47 46.36 -10 40 15.9 071
1999-02-16 18:16:26 C 03 47 46.65 -10 40 13.4 071
1999-02-16 18:22:22 C 03 47 46.78 -10 40 12.2 071
1999-02-16 18:25:07 C 03 47 46.83 -10 40 11.3 071
1999-02-16 18:27:52 C 03 47 46.93 -10 40 10.5 071
1999-02-16 18:30:37 C 03 47 46.98 -10 40 09.2 071
1999-02-16 18:33:22 C 03 47 47.02 -10 40 08.5 071
1999-11-09 19:02:22 C 08 16 00.73 -12 45 02.5 402
1999-11-09 19:05:40 C 08 16 00.77 -12 45 03.7 402
1999-11-09 19:09:00 C 08 16 00.81 -12 45 03.8 402
1999-11-09 19:12:19 C 08 16 00.88 -12 45 04.7 402
1999-11-13 12:05:53 C 08 16 53.18 -13 08 35.0 695
1999-11-13 12:10:55 C 08 16 53.21 -13 08 36.5 695
1999-11-16 15:12:12 C 08 17 29.79 -13 27 21.1 474
1999-11-16 15:21:02 C 08 17 29.77 -13 27 19.2 474
1999-11-17 14:14:52 C 08 17 35.95 -13 33 31.1 474
1999-11-17 14:21:45 C 08 17 35.97 -13 33 32.7 474
1999-11-17 14:29:29 C 08 17 35.95 -13 33 34.3 474
1999-12-03 17:02:15 C 08 17 47.23 -14 58 28.0 360
1999-12-03 17:10:14 C 08 17 47.13 -14 58 29.2 360
1999-12-03 17:16:29 C 08 17 47.12 -14 58 30.6 360
1999-12-20 19:59:45 C 08 13 32.39 -15 53 36.9 897
1999-12-20 20:11:18 C 08 13 32.07 -15 53 36.4 897
1999-12-20 20:21:35 C 08 13 31.84 -15 53 36.9 897
1999-12-31 09:05:09 C 08 09 01.79 -16 03 18.8 z 704
1999-12-31 09:26:34 C 08 09 01.31 -16 03 18.9 z 704
1999-12-31 10:09:24 C 08 09 00.44 -16 03 19.1 z 704
1999-12-31 10:30:46 C 08 09 00.01 -16 03 18.4 z 704
2000-01-04 16:05:08 C 08 06 53.08 -16 01 14.5 402
2000-01-04 16:18:39 C 08 06 52.87 -16 01 13.4 402
2000-01-18 15:18:50 C 07 59 13.92 -15 29 08.0 402
2000-01-18 15:25:26 C 07 59 13.72 -15 29 07.9 402
2000-01-18 15:32:04 C 07 59 13.48 -15 29 07.9 402
2000-02-10 04:15:43 C 07 47 33.80 -13 23 05.2 z 704
2000-02-10 04:36:27 C 07 47 33.48 -13 22 59.3 z 704
2000-02-10 05:38:50 C 07 47 32.25 -13 22 40.1 z 704
2001-02-17 14:23:55 C 11 00 30.97 -06 55 13.7 c 608
2001-02-17 14:38:51 C 11 00 30.74 -06 55 10.5 c 608
2001-02-17 14:53:17 C 11 00 30.37 -06 55 06.7 c 608
2001-04-15 05:57:30 C 10 38 26.83 -00 54 19.6 c 608
2010-08-14 09:43:39 C 00 06 05.20 +05 24 54.2 u H36
2010-08-14 09:59:16 C 00 06 05.07 +05 24 50.8 u H36
2010-08-14 10:14:51 C 00 06 04.97 +05 24 47.4 u H36
2010-08-16 07:03:40 C 00 05 39.82 +05 15 46.1 u H36
2010-08-16 07:34:50 C 00 05 39.46 +05 15 39.8 u H36
2010-08-16 07:50:26 C 00 05 39.27 +05 15 36.4 u H36
2010-09-11 00:23:14 C 23 56 34.12 +02 36 42.5 w J01
2010-09-11 00:36:30 C 23 56 33.85 +02 36 38.5 w J01