261P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2016-09-02 (JD 2457633.5)
Eccentricity (e)0.4176552663 ± 1.56e-07
Semi-major axis (a)3.5275392809 AU ± 1.26e-07
Inclination (i)6.06075136° ± 4.93e-06
Long. of Asc. Node (Ω)294.65758653° ± 6.22e-05
Arg. of Perihelion (ω)62.20619423° ± 8.98e-05
Mean Anomaly (M)208.47559926° ± 6.33e-06
Mean Motion (n)0.1487662749°/day ± 7.97e-09
Perihelion dist (q)2.05424392 AU ± 5.55e-07
Aphelion dist (Q)5.00083464 AU ± 5.78e-07
Orbital Period6.62533416 yr ± 3.55e-07
NGA Modelg(r)
A14.61724411e-09 ± 2.97e-10 AU/d²
A28.45109204e-10 ± 3.04e-12 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.729″
Uncertainty0
Orbit TypeMBA
MOID1.056033 AU
Observations Used1200
Oppositions18
Arc Total2005-2026
First Observation Used2005-07-03
Last Observation Used2026-01-05
Observations (1278)
Date Type RA Dec Mag Band Observatory
2020-02-12 20:09:56 C 03 34 37.59 +22 58 41.6 v A77
2020-02-12 20:19:45 C 03 34 38.23 +22 58 45.4 v A77
2025-05-25 13:36:51 C 20 25 47.382 -20 15 48.90 X F51
2025-05-25 13:50:53 C 20 25 47.623 -20 15 46.48 X F51
2025-05-25 14:19:00 C 20 25 48.066 -20 15 43.14 X F51
2025-05-30 13:10:34 C 20 27 32.986 -20 00 16.16 X F51
2025-05-30 13:25:29 C 20 27 33.130 -20 00 14.25 X F51
2025-05-30 13:40:25 C 20 27 33.309 -20 00 12.70 X F51
2025-05-30 13:55:21 C 20 27 33.469 -20 00 10.53 X F51
2025-07-02 17:02:35 C 20 23 02.789 -18 48 42.91 V P07
2025-07-02 18:07:03 C 20 23 01.186 -18 48 40.03 V P07
2025-07-02 19:11:33 C 20 22 59.525 -18 48 35.39 V P07
2025-07-02 21:51:26 C 20 22 55.601 -18 48 26.10 V P07
2025-07-03 12:22:09 C 20 22 35.075 -18 47 43.27 X F51
2025-07-03 12:37:23 C 20 22 34.692 -18 47 42.39 X F51
2025-07-03 12:52:38 C 20 22 34.300 -18 47 41.45 X F51
2025-07-17 01:32:52 B 20 12 56.83 -18 32 54.8 V Y87
2025-07-17 01:53:49 B 20 12 56.11 -18 32 54.2 V Y87
2025-07-17 02:14:33 B 20 12 55.30 -18 32 53.5 V Y87
2025-07-18 04:01:58 C 20 12 02.48 -18 31 53.0 X W62
2025-07-18 04:19:07 C 20 12 01.86 -18 31 52.3 X W62
2025-07-18 04:35:47 C 20 12 01.25 -18 31 51.9 X W62
2025-07-18 05:32:25 C 20 11 59.215 -18 31 42.67 V W68
2025-07-18 05:36:28 C 20 11 58.987 -18 31 43.18 V W68
2025-07-18 05:44:04 C 20 11 58.776 -18 31 42.71 V W68
2025-07-18 06:35:15 C 20 11 56.921 -18 31 40.37 V W68
2025-07-18 23:55:19 C 20 11 20.774 -18 31 00.55 V M22
2025-07-19 00:01:14 C 20 11 20.606 -18 30 59.58 V M22
2025-07-19 00:13:51 C 20 11 20.095 -18 30 59.72 V M22
2025-07-19 01:04:58 C 20 11 18.252 -18 30 56.16 V M22
2025-07-19 01:48:25 C 20 11 16.975 -18 31 02.53 Z J22
2025-07-19 01:53:53 C 20 11 16.750 -18 31 01.49 Z J22
2025-07-19 01:59:24 C 20 11 16.474 -18 31 01.06 Z J22
2025-07-22 10:39:17 C 20 08 24.785 -18 27 57.28 X F52
2025-07-22 10:55:44 C 20 08 24.167 -18 27 56.73 X F52
2025-07-22 11:28:39 C 20 08 22.916 -18 27 55.53 X F52
2025-07-23 23:56:25 C 20 07 03.847 -18 26 28.07 V M22
2025-07-24 00:32:02 C 20 07 02.527 -18 26 26.92 V M22
2025-07-24 00:56:40 C 20 07 01.582 -18 26 25.19 V M22
2025-07-25 01:08:31 B 20 06 09.08 -18 25 38.4 V Y87
2025-07-25 01:23:28 B 20 06 08.51 -18 25 37.7 V Y87
2025-07-25 01:38:10 B 20 06 07.97 -18 25 36.9 V Y87
2025-07-25 13:58:17 C 20 05 41.18 -18 25 09.8 q 903
2025-07-25 13:58:53 C 20 05 41.347 -18 25 03.61 V P07
2025-07-25 14:10:58 C 20 05 40.72 -18 25 09.4 q 903
2025-07-25 14:12:11 C 20 05 40.71 -18 25 08.9 q 903
2025-07-25 15:24:17 C 20 05 38.148 -18 24 59.62 V P07
2025-07-25 16:25:36 C 20 05 35.782 -18 24 58.39 V P07
2025-07-25 17:21:22 C 20 05 33.670 -18 24 55.37 V P07
2025-07-25 17:37:51 C 20 05 32.978 -18 24 55.76 V P07