2011 TN9

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4512189200 ± 4.03e-08
Semi-major axis (a)1.8988515631 AU ± 1.91e-07
Inclination (i)4.10483488° ± 3.81e-06
Long. of Asc. Node (Ω)199.13071223° ± 8.03e-06
Arg. of Perihelion (ω)163.12153437° ± 4.17e-05
Mean Anomaly (M)145.75198246° ± 3.14e-04
Mean Motion (n)0.3766827666°/day ± 5.67e-08
Perihelion dist (q)1.04205381 AU ± 1.30e-07
Aphelion dist (Q)2.75564931 AU ± 2.87e-07
Orbital Period2.61659511 yr ± 3.94e-07
Physical Parameters
H (abs. magnitude)21.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.335″
Uncertainty0
Orbit TypeAmor
MOID0.042591 AU
Observations Used351
Oppositions2
Arc Total2011-2015
First Observation Used2011-10-15
Last Observation Used2015-02-19
Observations (372)
Date Type RA Dec Mag Band Observatory
2011-10-20 01:58:06 C 00 45 28.04 -01 28 57.7 16.8 r H49
2011-10-20 02:02:34 C 00 45 29.67 -01 28 54.7 16.8 r H49
2011-10-20 02:03:36 C 00 45 30.32 -01 28 57.0 16.8 r H49
2011-10-20 02:11:30 C 00 45 33.19 -01 28 53.4 16.8 r H49
2011-10-20 02:12:33 C 00 45 33.88 -01 28 52.6 16.8 r H49
2011-10-20 02:28:43 C 00 45 37.00 -01 26 36.5 u I39
2011-10-20 02:37:39 C 00 45 40.64 -01 26 33.7 u I39
2011-10-20 02:48:13 C 00 45 44.88 -01 26 29.7 u I39
2011-10-20 06:31:48 C 00 47 19.74 -01 27 28.6 16.3 c 704
2011-10-20 06:48:43 C 00 47 26.46 -01 27 23.7 17.0 c 704
2011-10-20 07:05:34 C 00 47 33.20 -01 27 17.8 16.8 c 704
2011-10-20 07:22:24 C 00 47 39.92 -01 27 12.6 16.7 c 704
2011-10-20 07:39:24 C 00 47 46.72 -01 27 06.9 17.3 c 704
2011-10-20 22:50:38 C 00 54 08.41 -01 22 35.9 o C81
2011-10-20 22:54:20 C 00 54 09.77 -01 22 34.3 o C81
2011-10-20 22:57:48 C 00 54 11.08 -01 22 36.1 o C81
2011-10-21 04:38:25 C 00 56 32.41 -01 20 25.4 16.5 c 704
2011-10-21 04:55:36 C 00 56 38.88 -01 20 19.7 16.8 c 704
2011-10-21 05:12:42 C 00 56 45.30 -01 20 14.5 16.7 c 704
2011-10-21 05:24:18 C 00 56 47.70 -01 20 19.9 o H21
2011-10-21 05:28:37 C 00 56 49.32 -01 20 18.6 o H21
2011-10-21 05:29:48 C 00 56 51.71 -01 20 09.0 16.7 c 704
2011-10-21 05:32:56 C 00 56 50.94 -01 20 17.2 o H21
2011-10-21 05:36:58 C 00 56 52.47 -01 20 15.8 o H21
2011-10-21 05:40:27 C 00 56 53.78 -01 20 14.8 o H21
2011-10-21 05:44:09 C 00 56 55.18 -01 20 13.4 o H21
2011-10-21 05:47:04 C 00 56 58.18 -01 20 03.4 16.6 c 704
2011-10-21 20:43:46 C 01 02 52.15 -01 15 36.2 c 127
2011-10-21 20:48:00 C 01 02 53.74 -01 15 33.9 c 127
2011-10-21 20:52:04 C 01 02 55.17 -01 15 33.3 c 127
2011-10-21 22:00:06 C 01 03 19.46 -01 15 09.3 o 046
2011-10-21 22:01:50 C 01 03 20.11 -01 15 09.1 o 046
2011-10-21 22:02:49 C 01 03 20.48 -01 15 08.4 o 046
2011-10-21 22:05:07 C 01 03 21.28 -01 15 07.6 o 046
2011-10-21 22:11:40 C 01 03 23.64 -01 15 05.9 o 046
2011-10-22 02:05:47 C 01 04 57.22 -01 13 22.7 u H23
2011-10-22 02:27:11 C 01 05 04.88 -01 13 15.7 u H23
2011-10-22 02:48:39 C 01 05 12.53 -01 13 08.3 u H23
2011-10-22 06:09:20 C 01 06 24.99 -01 12 08.1 16.3 c 704
2011-10-22 06:26:21 C 01 06 30.93 -01 12 02.5 16.7 c 704
2011-10-22 06:43:37 C 01 06 36.94 -01 11 56.9 16.8 c 704
2011-10-22 07:00:37 C 01 06 42.86 -01 11 51.2 16.6 c 704
2011-10-22 07:17:36 C 01 06 48.78 -01 11 45.7 17.0 c 704
2011-10-22 21:01:01 C 01 11 54.42 -01 07 37.3 r A17
2011-10-22 22:03:18 C 01 12 15.59 -01 07 16.9 r A17
2011-10-23 03:24:08 C 01 14 11.58 -01 05 05.4 u H23
2011-10-23 03:45:31 C 01 14 18.63 -01 04 58.2 u H23
2011-10-23 04:06:59 C 01 14 25.64 -01 04 51.0 u H23
2011-10-23 06:35:21 C 01 15 16.03 -01 04 06.5 16.8 c 704
2011-10-23 06:52:38 C 01 15 21.65 -01 04 00.6 17.2 c 704