IAA RAS IAA Minor Planet Database

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
2019-11-06 00:15:14 C 03 32 23.36 +28 32 02.8 – q 585
2019-11-06 00:16:16 C 03 32 23.31 +28 32 02.7 – q 585
2019-11-06 00:17:17 C 03 32 23.27 +28 32 02.5 – q 585
2019-11-06 00:18:48 C 03 32 23.21 +28 32 02.2 – q 585
2019-11-06 00:19:49 C 03 32 23.19 +28 32 02.2 – q 585
2019-11-06 00:20:51 C 03 32 23.14 +28 32 01.9 – q 585
2019-11-06 00:21:51 C 03 32 23.09 +28 32 01.7 – q 585
2019-11-06 00:22:52 C 03 32 23.04 +28 32 01.5 – q 585
2019-11-06 00:23:54 C 03 32 23.01 +28 32 01.4 – q 585
2019-11-06 00:24:54 C 03 32 22.96 +28 32 01.3 – q 585
2019-11-06 00:26:20 C 03 32 22.91 +28 32 01.0 – q 585
2019-11-06 00:27:45 C 03 32 22.87 +28 32 00.8 – q 585
2019-11-06 02:30:55 C 03 32 18.43 +28 31 38.9 – q I81
2019-11-06 02:36:08 C 03 32 18.28 +28 31 38.0 – q I81
2019-11-06 02:41:20 C 03 32 18.13 +28 31 37.1 – q I81
2019-11-06 12:40:51 C 03 31 57.02 +28 29 56.1 – S D88
2019-11-06 12:45:41 C 03 31 56.90 +28 29 54.9 – S D88
2019-11-07 23:01:11 C 03 30 42.59 +28 23 47.5 – q 970
2019-11-07 23:13:19 C 03 30 42.13 +28 23 45.1 – q C23
2019-11-07 23:23:42 C 03 30 41.73 +28 23 43.4 – q C23
2019-11-07 23:58:55 C 03 30 40.41 +28 23 37.0 – q 970
2019-11-10 08:58:06 C 03 28 35.59 +28 12 45.8 – V T08
2019-11-10 09:02:55 C 03 28 35.45 +28 12 45.6 – V T08
2019-11-10 09:14:00 C 03 28 34.97 +28 12 44.1 – V T08
2019-11-10 09:31:30 C 03 28 34.24 +28 12 41.4 – V T08
2019-11-16 14:03:33 C 03 23 06.87 +27 40 38.8 – m 349
2019-11-16 14:22:54 C 03 23 06.12 +27 40 34.2 – m 349
2019-11-17 06:32:04 C 03 22 31.00 +27 36 49.2 – V 703
2019-11-17 06:41:07 C 03 22 30.73 +27 36 47.3 – V 703
2019-11-17 06:50:11 C 03 22 30.37 +27 36 44.8 – V 703
2019-11-17 06:59:30 C 03 22 29.97 +27 36 42.4 – V 703
2019-11-17 09:58:45 C 03 22 23.53 +27 36 02.1 – V T05
2019-11-17 10:03:30 C 03 22 23.38 +27 36 01.8 – V T05
2019-11-17 10:07:49 C 03 22 23.22 +27 36 00.4 – V T05
2019-11-17 10:13:16 C 03 22 22.95 +27 35 58.2 – V T05
2019-11-17 10:29:33 C 03 22 22.38 +27 35 55.2 – V T05
2019-11-17 23:30:41 C 03 21 54.30 +27 32 47.0 – q I81
2019-11-17 23:41:28 C 03 21 53.90 +27 32 44.3 – q I81
2019-11-17 23:52:14 C 03 21 53.52 +27 32 42.0 – q I81
2019-11-19 02:21:02 C 03 20 56.57 +27 26 24.9 – q J22
2019-11-19 02:26:55 C 03 20 56.39 +27 26 24.5 – q J22
2019-11-19 02:32:38 C 03 20 56.19 +27 26 22.8 – q J22
2019-11-19 07:23:41 C 03 20 45.99 +27 25 12.2 – V G96
2019-11-19 07:31:47 C 03 20 45.68 +27 25 10.1 – V G96
2019-11-19 07:36:13 C 03 20 45.47 +27 25 09.3 – V 703
2019-11-19 07:39:50 C 03 20 45.38 +27 25 08.1 – V G96
2019-11-19 07:43:52 C 03 20 45.17 +27 25 07.9 – V 703
2019-11-19 07:47:54 C 03 20 45.09 +27 25 06.3 – V G96
2019-11-19 07:51:29 C 03 20 44.91 +27 25 05.7 – V 703
2019-11-19 07:59:06 C 03 20 44.65 +27 25 03.5 – V 703