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
2011-10-23 07:09:56 C 01 15 27.26 -01 03 55.0 17.0 c 704
2011-10-23 07:27:08 C 01 15 32.87 -01 03 49.2 17.1 c 704
2011-10-23 07:44:22 C 01 15 38.47 -01 03 44.3 17.4 c 704
2011-10-23 12:28:47 C 01 17 21.45 -01 02 11.3 u 379
2011-10-23 12:35:10 C 01 17 23.49 -01 02 08.0 u 379
2011-10-23 12:44:01 C 01 17 26.33 -01 02 06.1 u 379
2011-10-23 12:52:54 C 01 17 29.22 -01 02 02.8 u 379
2011-10-23 12:55:34 C 01 17 30.10 -01 02 01.9 u 379
2011-10-23 13:40:15 C 01 17 44.34 -01 01 47.1 u 379
2011-10-23 13:42:55 C 01 17 45.19 -01 01 46.1 u 379
2011-10-23 21:08:02 C 01 20 17.68 -00 59 39.5 c 127
2011-10-23 21:12:56 C 01 20 19.19 -00 59 38.3 c 127
2011-10-23 21:20:00 C 01 20 21.49 -00 59 35.7 c 127
2011-10-24 00:08:40 C 01 21 14.89 -00 58 39.4 o C60
2011-10-24 00:14:21 C 01 21 16.38 -00 58 37.1 o C60
2011-10-24 00:19:30 C 01 21 18.40 -00 58 36.2 o C60
2011-10-24 07:45:13 C 01 23 44.70 -00 55 43.4 u 448
2011-10-24 07:49:19 C 01 23 45.94 -00 55 42.1 u 448
2011-10-24 07:53:24 C 01 23 47.19 -00 55 40.7 u 448
2011-10-24 07:58:28 C 01 23 48.72 -00 55 38.9 u 448
2011-10-24 08:02:45 C 01 23 50.02 -00 55 37.5 u 448
2011-10-24 11:34:29 C 01 25 04.19 -00 54 30.2 u 379
2011-10-24 11:37:09 C 01 25 05.00 -00 54 29.4 u 379
2011-10-24 12:08:51 C 01 25 14.59 -00 54 19.2 u 379
2011-10-24 12:11:31 C 01 25 15.35 -00 54 17.8 u 379
2011-10-24 20:47:49 C 01 27 59.08 -00 51 44.9 c 127
2011-10-24 21:01:03 C 01 28 03.00 -00 51 40.5 c 127
2011-10-24 21:10:40 C 01 28 05.86 -00 51 37.3 c 127
2011-10-25 04:20:18 C 01 30 18.45 -00 49 00.8 o H21
2011-10-25 04:23:35 C 01 30 19.40 -00 48 59.7 o H21
2011-10-25 04:26:26 C 01 30 20.22 -00 48 58.8 o H21
2011-10-25 04:29:16 C 01 30 21.01 -00 48 57.8 o H21
2011-10-25 04:32:31 C 01 30 21.94 -00 48 56.7 o H21
2011-10-25 07:09:34 C 01 31 06.34 -00 47 58.3 r 850
2011-10-25 07:43:38 C 01 31 16.06 -00 47 46.9 r 850
2011-10-25 08:17:41 C 01 31 25.84 -00 47 35.3 r 850
2011-10-25 13:08:41 C 01 32 58.80 -00 45 57.2 u 379
2011-10-25 13:16:56 C 01 33 01.07 -00 45 54.3 u 379
2011-10-25 13:25:22 C 01 33 03.41 -00 45 51.9 u 379
2011-10-25 13:30:43 C 01 33 04.92 -00 45 50.1 u 379
2011-10-26 07:43:41 C 01 38 18.92 -00 39 43.6 r 850
2011-10-26 08:15:57 C 01 38 27.50 -00 39 32.0 r 850
2011-10-26 12:38:52 C 01 39 47.10 -00 38 03.4 u 379
2011-10-26 13:12:56 C 01 39 55.94 -00 37 51.7 u 379
2011-10-26 13:15:08 C 01 39 56.47 -00 37 50.8 u 379
2011-10-26 13:39:21 C 01 40 02.74 -00 37 42.4 u 379
2011-10-26 21:32:35 C 01 42 12.003 -00 35 17.63 u 089
2011-10-26 21:34:57 C 01 42 12.533 -00 35 17.51 u 089
2011-10-26 21:37:19 C 01 42 13.159 -00 35 16.33 u 089
2011-10-26 21:42:03 C 01 42 14.347 -00 35 14.95 u 089