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
2017-11-15 06:46:56 C 22 02 03.89 -03 22 24.3 U T08
2017-11-15 06:57:55 C 22 02 06.22 -03 22 48.4 U T08
2017-11-20 02:35:53 C 22 27 07.93 -07 31 59.8 U G96
2017-11-20 02:44:08 C 22 27 09.64 -07 32 16.1 U G96
2017-11-20 02:52:24 C 22 27 11.36 -07 32 32.6 U G96
2017-11-20 03:00:44 C 22 27 13.09 -07 32 49.2 U G96
2017-11-20 03:36:52 C 22 27 20.58 -07 34 01.1 U 703
2017-11-20 03:44:48 C 22 27 22.24 -07 34 16.8 U 703
2017-11-20 03:52:42 C 22 27 23.86 -07 34 32.7 U 703
2017-11-20 04:00:35 C 22 27 25.51 -07 34 48.0 U 703
2017-11-21 06:25:43 C 22 32 58.97 -08 26 17.4 U T05
2017-11-21 06:37:32 C 22 33 01.44 -08 26 40.1 U T05
2017-11-21 06:50:15 C 22 33 04.07 -08 27 03.5 U T05
2017-11-21 07:02:15 C 22 33 06.49 -08 27 27.0 U T05
2017-11-23 06:18:31 C 22 42 53.24 -09 54 29.4 U T08
2017-11-23 06:29:57 C 22 42 55.65 -09 54 49.8 U T08
2017-11-23 06:41:30 C 22 42 57.96 -09 55 09.2 U T08
2017-11-23 06:53:02 C 22 43 00.29 -09 55 31.0 U T08
2017-11-24 03:11:16 C 22 47 08.52 -10 30 54.4 U 703
2017-11-24 03:20:54 C 22 47 10.36 -10 31 10.7 U 703
2017-11-24 03:30:36 C 22 47 12.29 -10 31 26.0 U 703
2017-11-24 03:40:26 C 22 47 14.29 -10 31 44.0 U 703
2017-12-16 02:36:58 C 00 20 10.45 -19 38 39.9 U 703
2017-12-16 02:44:52 C 00 20 11.63 -19 38 43.7 U 703
2017-12-16 02:52:47 C 00 20 12.81 -19 38 47.4 U 703
2017-12-16 03:00:42 C 00 20 14.14 -19 38 51.2 U 703
2017-12-23 02:38:36 C 00 44 38.07 -20 39 53.6 U G96
2017-12-23 02:46:14 C 00 44 39.13 -20 39 56.1 U G96
2017-12-23 02:57:43 C 00 44 40.69 -20 39 59.0 U G96
2017-12-23 03:09:04 C 00 44 42.25 -20 40 01.6 U G96
2018-01-20 05:19:25 C 02 07 00.760 -20 11 36.80 U F51
2018-01-20 05:35:16 C 02 07 02.453 -20 11 32.89 U F51
2018-01-20 05:51:02 C 02 07 04.146 -20 11 28.96 U F51
2018-01-20 06:06:50 C 02 07 05.836 -20 11 25.06 U F51
2019-05-01 08:57:11 C 12 12 07.885 -15 40 01.65 U F51
2019-05-01 09:31:53 C 12 12 06.834 -15 39 33.79 U F51
2019-05-01 09:49:20 C 12 12 06.295 -15 39 20.28 U F51
2022-04-24 10:14:58 C 15 51 00.623 -01 49 26.18 V G96
2022-04-24 10:22:19 C 15 51 00.331 -01 49 17.94 V G96
2022-04-24 10:29:41 C 15 51 00.025 -01 49 11.21 V G96
2022-04-24 10:37:02 C 15 50 59.748 -01 49 02.82 V G96
2022-04-28 12:23:10 C 15 46 56.853 -00 03 32.00 U F52
2022-04-28 12:43:25 C 15 46 55.937 -00 03 09.83 U F52
2022-04-28 13:03:41 C 15 46 54.997 -00 02 47.79 U F52
2022-05-02 09:37:41 C 15 42 37.973 +01 38 45.46 V G96
2022-05-02 09:45:07 C 15 42 37.595 +01 38 53.09 V G96
2022-05-02 09:52:33 C 15 42 37.213 +01 39 01.62 V G96
2022-05-02 10:00:00 C 15 42 36.853 +01 39 09.86 V G96
2022-05-02 17:53:02 C 15 42 13.99 +01 47 50.3 V D29
2022-05-02 18:13:24 C 15 42 12.93 +01 48 13.0 V D29