333908 (1999 TN12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3905108855 ± 3.38e-08
Semi-major axis (a)1.8867481378 AU ± 2.93e-09
Inclination (i)37.27832805° ± 5.94e-06
Long. of Asc. Node (Ω)212.32025831° ± 5.69e-06
Arg. of Perihelion (ω)150.36127245° ± 9.71e-06
Mean Anomaly (M)43.33825497° ± 5.90e-06
Mean Motion (n)0.3803131841°/day ± 8.85e-10
Perihelion dist (q)1.14995245 AU ± 6.39e-08
Aphelion dist (Q)2.62354382 AU ± 6.40e-08
Orbital Period2.59161745 yr ± 6.03e-09
Physical Parameters
H (abs. magnitude)17.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.324″
Uncertainty0
Orbit TypeAmor
MOID0.191623 AU
Observations Used319
Oppositions16
Arc Total1999-2025
First Observation Used1999-10-10
Last Observation Used2025-08-26
Observations (334)
Date Type RA Dec Mag Band Observatory
1999-10-10 09:57:28 C 06 00 57.39 +12 21 22.9 18.1 a 704
1999-10-10 10:19:32 C 06 00 58.09 +12 20 06.1 19.5 a 704
1999-10-10 10:41:40 C 06 00 58.80 +12 18 48.5 19.2 a 704
1999-10-10 11:04:47 C 06 00 59.48 +12 17 28.1 18.9 a 704
1999-10-10 11:26:58 C 06 01 00.19 +12 16 10.4 18.9 a 704
1999-10-11 07:40:21 C 06 01 42.11 +11 05 08.7 18.4 a 704
1999-10-11 07:44:57 C 06 01 42.24 +11 04 53.0 18.4 a 704
1999-10-11 07:49:32 C 06 01 42.41 +11 04 36.7 18.5 a 704
1999-10-11 07:54:08 C 06 01 42.55 +11 04 20.4 18.6 a 704
1999-10-11 08:03:17 C 06 01 42.88 +11 03 48.9 18.9 a 704
1999-10-11 08:07:52 C 06 01 43.03 +11 03 32.7 18.8 a 704
1999-10-11 08:12:28 C 06 01 43.09 +11 03 16.7 18.5 a 704
1999-10-12 10:01:22 C 06 02 30.85 +09 32 16.9 18.6 a 704
1999-10-12 10:20:57 C 06 02 31.38 +09 31 08.0 18.6 a 704
1999-10-12 10:40:34 C 06 02 31.87 +09 29 59.0 18.4 a 704
1999-10-12 11:00:09 C 06 02 32.36 +09 28 49.3 18.5 a 704
1999-10-13 01:46:56 C 06 02 57.89 +08 36 27.9 d 046
1999-10-13 01:48:13 C 06 02 57.93 +08 36 23.5 d 046
1999-10-13 01:49:22 C 06 02 57.97 +08 36 19.7 d 046
1999-10-13 01:50:30 C 06 02 58.00 +08 36 16.0 d 046
1999-10-13 01:51:56 C 06 02 58.06 +08 36 10.1 d 046
1999-10-13 10:18:43 C 06 03 11.88 +08 06 18.2 18.8 a 704
1999-10-13 10:41:32 C 06 03 12.41 +08 04 57.9 19.0 a 704
1999-10-13 11:04:44 C 06 03 12.84 +08 03 35.6 18.9 a 704
1999-10-13 11:23:47 C 06 03 13.29 +08 02 29.0 z 711
1999-10-13 11:29:36 C 06 03 13.38 +08 02 06.7 z 711
1999-10-13 11:30:00 C 06 03 13.46 +08 02 06.8 19.3 a 704
1999-10-13 11:34:43 C 06 03 13.50 +08 01 48.5 z 711
1999-10-17 02:32:19 C 06 05 06.29 +02 53 12.2 c 118
1999-10-17 02:38:42 C 06 05 06.39 +02 52 50.4 c 118
1999-10-17 02:45:18 C 06 05 06.53 +02 52 26.7 c 118
1999-10-18 01:26:23 C 06 05 27.47 +01 32 12.9 c 118
1999-10-18 01:31:01 C 06 05 27.52 +01 31 56.2 c 118
1999-10-18 01:36:01 C 06 05 27.55 +01 31 38.8 c 118
1999-10-20 18:32:31 C 06 06 07.14 -02 16 01.2 z 402
1999-10-20 18:34:20 C 06 06 07.12 -02 16 07.8 z 402
1999-10-20 18:36:10 C 06 06 07.15 -02 16 14.5 z 402
1999-10-24 18:09:27 C 06 06 13.45 -07 42 17.9 z 402
1999-10-24 18:11:17 C 06 06 13.40 -07 42 25.0 z 402
1999-10-24 18:13:06 C 06 06 13.35 -07 42 31.4 z 402
1999-11-01 02:33:31 C 06 03 44.01 -16 57 40.0 c 118
1999-11-01 02:39:36 C 06 03 43.85 -16 57 57.9 c 118
1999-11-01 02:44:00 C 06 03 43.80 -16 58 10.4 c 046
1999-11-01 02:49:22 C 06 03 43.67 -16 58 27.2 c 046
1999-11-01 02:50:53 C 06 03 43.66 -16 58 31.4 c 046
1999-11-01 02:52:30 C 06 03 43.61 -16 58 36.7 c 046
1999-11-01 02:54:16 C 06 03 43.54 -16 58 41.3 c 046
1999-12-03 03:48:11 C 05 22 09.79 -39 39 50.1 c 829
1999-12-03 03:56:24 C 05 22 09.23 -39 39 55.3 c 829
1999-12-03 04:01:31 C 05 22 08.87 -39 39 59.3 c 829