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
2009-04-22 07:24:08 C 15 25 06.35 -05 15 08.6 o 691
2012-06-29 08:44:26 C 00 38 24.12 +49 18 33.7 u H36
2012-06-29 08:55:55 C 00 38 26.40 +49 18 39.9 u H36
2012-08-07 02:03:20 C 03 42 36.15 +46 59 58.3 t 204
2012-08-07 02:21:40 C 03 42 39.48 +46 59 43.4 t 204
2012-08-07 02:42:46 C 03 42 43.24 +46 59 25.8 t 204
2012-08-12 01:08:01 C 04 03 39.64 +45 10 29.5 r A17
2012-08-12 01:24:48 C 04 03 42.46 +45 10 13.7 r A17
2012-08-12 01:41:33 C 04 03 45.31 +45 09 56.5 r A17
2012-11-06 05:51:57 C 06 57 47.62 -23 33 50.3 u 807
2012-11-06 06:19:48 C 06 57 47.38 -23 34 45.4 u 807
2012-11-06 06:55:13 C 06 57 47.07 -23 35 55.5 u 807
2012-11-06 07:07:41 C 06 57 46.95 -23 36 20.1 u 807
2012-11-06 07:12:35 C 06 57 46.90 -23 36 29.7 u 807
2012-11-12 15:50:43 C 06 55 40.11 -28 20 24.0 r E12
2012-11-12 16:09:09 C 06 55 39.61 -28 20 54.5 r E12
2012-11-12 16:27:57 C 06 55 39.25 -28 21 28.2 r E12
2012-11-12 16:46:45 C 06 55 38.64 -28 22 01.3 r E12
2012-11-17 08:12:38 C 06 52 38.31 -31 26 34.9 u 807
2012-11-17 08:18:39 C 06 52 38.10 -31 26 44.3 u 807
2012-11-17 08:24:39 C 06 52 37.88 -31 26 53.7 u 807
2012-11-17 08:30:40 C 06 52 37.67 -31 27 03.0 u 807
2012-11-17 08:36:39 C 06 52 37.46 -31 27 12.4 u 807
2014-04-05 11:20:30 C 14 03 48.885 -19 01 33.59 L F51
2014-04-05 11:37:38 C 14 03 48.102 -19 01 21.76 L F51
2014-04-05 11:54:45 C 14 03 47.278 -19 01 09.94 L F51
2014-04-05 12:11:54 C 14 03 46.485 -19 00 58.16 L F51
2014-04-21 07:40:15 C 13 45 08.86 -14 04 36.4 q G96
2014-04-21 07:51:27 C 13 45 08.25 -14 04 27.6 q G96
2014-04-21 08:02:39 C 13 45 07.67 -14 04 18.0 q G96
2014-04-21 08:13:53 C 13 45 07.05 -14 04 09.2 q G96
2014-04-24 00:33:24 C 13 41 50.94 -13 09 15.2 L W84
2014-04-24 00:37:55 C 13 41 50.70 -13 09 11.3 L W84
2014-04-24 00:42:28 C 13 41 50.47 -13 09 07.5 L W84
2014-04-24 00:47:03 C 13 41 50.23 -13 09 03.6 L W84
2014-04-24 00:51:45 C 13 41 49.99 -13 08 59.5 L W84
2014-04-25 00:31:55 C 13 40 38.15 -12 48 41.4 L W84
2014-04-25 00:36:28 C 13 40 37.91 -12 48 37.5 L W84
2014-04-25 00:41:00 C 13 40 37.68 -12 48 33.6 L W84
2014-04-25 00:45:39 C 13 40 37.44 -12 48 29.7 L W84
2014-04-25 00:50:14 C 13 40 37.21 -12 48 25.7 L W84
2014-04-28 10:32:44 C 13 36 32.221 -11 38 09.51 L F51
2014-04-28 10:51:23 C 13 36 31.268 -11 37 53.51 L F51
2014-04-28 11:09:56 C 13 36 30.320 -11 37 37.41 L F51
2014-05-18 06:46:41 C 13 16 47.160 -05 11 29.74 L F51
2014-05-18 07:02:53 C 13 16 46.652 -05 11 17.86 L F51
2014-05-18 07:35:18 C 13 16 45.577 -05 10 54.36 L F51
2017-05-26 10:36:59 C 18 06 08.530 +30 56 19.53 L F51
2017-05-26 10:53:36 C 18 06 08.043 +30 56 45.88 L F51
2017-05-26 11:10:07 C 18 06 07.563 +30 57 11.98 L F51