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
2025-09-10 20:23:19 C 19 43 00.706 -17 16 57.22 V M22
2025-09-10 20:34:32 C 19 43 00.761 -17 16 55.96 V M22
2025-09-10 20:38:28 C 19 43 00.715 -17 16 56.46 V M22
2025-09-10 20:59:32 C 19 43 00.926 -17 16 54.23 V M22
2025-09-10 21:34:15 B 19 43 01.26 -17 16 58.6 V Y87
2025-09-10 21:42:03 B 19 43 01.27 -17 17 00.1 V Y87
2025-09-10 21:49:38 B 19 43 01.38 -17 16 55.6 V Y87
2025-09-11 23:38:06 B 19 43 15.39 -17 14 24.0 V X03
2025-09-12 00:00:57 B 19 43 15.56 -17 14 21.6 V X03
2025-09-12 00:23:49 B 19 43 15.76 -17 14 19.5 V X03
2025-09-12 00:46:40 B 19 43 15.93 -17 14 17.3 V X03
2025-09-18 19:11:21 C 19 45 35.92 -16 57 53.2 A77
2025-09-18 19:25:58 C 19 45 36.18 -16 57 51.6 A77
2025-09-18 19:40:28 C 19 45 36.53 -16 57 50.0 A77
2025-09-22 19:54:38 C 19 47 41.578 -16 46 52.28 V M22
2025-09-22 19:59:19 C 19 47 41.669 -16 46 51.64 V M22
2025-09-22 20:20:55 C 19 47 42.110 -16 46 49.08 V M22
2025-09-22 20:28:51 C 19 47 42.370 -16 46 47.86 V M22
2025-09-24 01:20:24 C 19 48 26.023 -16 43 21.79 V W68
2025-09-24 01:24:19 C 19 48 26.054 -16 43 21.76 V W68
2025-09-24 01:32:13 C 19 48 26.299 -16 43 19.92 V W68
2025-09-24 01:52:24 C 19 48 26.779 -16 43 18.01 V W68
2025-09-25 06:56:28 C 19 49 13.488 -16 39 50.04 V T08
2025-09-25 07:00:25 C 19 49 13.579 -16 39 49.82 V T08
2025-09-25 07:07:40 C 19 49 13.966 -16 39 49.86 V T08
2025-09-25 07:23:30 C 19 49 14.153 -16 39 46.94 V T08
2025-09-25 18:56:35 C 19 49 33.478 -16 38 15.58 V M22
2025-09-25 19:01:10 C 19 49 33.598 -16 38 14.78 V M22
2025-09-25 19:13:16 C 19 49 34.025 -16 38 13.42 V M22
2025-09-25 19:40:47 C 19 49 34.642 -16 38 10.00 V M22
2025-09-28 19:05:25 C 19 51 43.476 -16 28 58.40 V M22
2025-09-28 19:09:23 C 19 51 43.649 -16 28 57.43 V M22
2025-09-28 19:16:36 C 19 51 43.798 -16 28 57.90 V M22
2025-09-28 19:52:21 C 19 51 44.935 -16 28 50.23 V M22
2025-10-10 20:02:38 C 20 02 56.935 -15 45 42.19 V R17
2025-11-09 12:10:24 C 20 44 30.17 -13 05 57.4 V Q62
2025-11-09 12:12:54 C 20 44 30.33 -13 05 56.6 V Q62
2025-11-09 12:15:21 C 20 44 30.52 -13 05 56.0 V Q62
2025-11-09 12:16:36 C 20 44 30.62 -13 05 55.9 V Q62
2025-11-15 07:08:18 C 20 54 19.790 -12 24 40.21 V T05
2025-11-15 07:12:56 C 20 54 20.114 -12 24 38.88 V T05
2025-11-15 07:22:11 C 20 54 20.796 -12 24 36.50 V T05
2025-11-15 07:37:57 C 20 54 21.895 -12 24 31.46 V T05
2025-11-15 19:19:20 C 20 55 12.886 -12 20 53.70 V R17
2025-11-15 19:39:44 C 20 55 14.359 -12 20 46.90 V R17
2025-11-15 20:00:06 C 20 55 15.809 -12 20 40.42 V R17
2025-11-15 20:20:27 C 20 55 17.249 -12 20 34.40 V R17
2025-11-16 19:19:42 C 20 56 57.742 -12 13 20.21 V R17
2025-11-16 19:40:03 C 20 56 59.232 -12 13 13.40 V R17
2025-11-16 20:00:30 C 20 57 00.739 -12 13 06.89 V R17