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
2017-09-12 05:45:38 C 17 22 21.46 +43 49 47.0 L T05
2017-09-12 05:59:46 C 17 22 22.76 +43 49 36.7 L T05
2017-09-12 06:03:44 C 17 22 23.12 +43 49 33.2 L T05
2017-09-12 06:13:50 C 17 22 24.05 +43 49 26.2 L T05
2017-09-12 06:19:15 C 17 22 24.49 +43 49 22.8 L T05
2017-09-12 06:22:32 C 17 22 24.81 +43 49 20.8 L T05
2017-09-12 06:25:11 C 17 22 24.99 +43 49 18.6 L T05
2017-09-12 06:37:54 C 17 22 26.16 +43 49 08.9 L T05
2017-09-26 05:16:29 C 18 00 34.63 +38 57 30.1 L T08
2017-09-26 05:29:14 C 18 00 36.22 +38 57 15.0 L T08
2017-09-26 05:37:12 C 18 00 37.277 +38 57 06.56 L F51
2017-09-26 05:50:02 C 18 00 38.96 +38 56 52.7 L T08
2017-09-26 05:52:41 C 18 00 39.30 +38 56 51.3 L T08
2017-09-26 05:55:20 C 18 00 39.69 +38 56 47.2 L T08
2017-09-26 05:57:58 C 18 00 40.08 +38 56 44.1 L T08
2017-09-26 06:11:19 C 18 00 41.76 +38 56 30.2 L T08
2017-09-26 06:30:59 C 18 00 44.364 +38 56 07.95 L F51
2017-10-01 04:37:30 C 18 17 44.35 +36 38 43.1 q G96
2017-10-01 04:46:59 C 18 17 45.80 +36 38 30.7 q G96
2017-10-01 04:56:32 C 18 17 47.21 +36 38 18.7 q G96
2017-10-01 05:05:59 C 18 17 48.63 +36 38 06.4 q G96
2017-10-16 19:09:42 C 19 24 09.47 +26 23 23.9 U 130
2017-10-16 19:15:57 C 19 24 10.70 +26 23 10.4 U 130
2017-10-17 18:28:03 C 19 28 53.34 +25 34 24.8 q 160
2017-10-17 18:30:03 C 19 28 53.79 +25 34 20.4 q 160
2017-10-18 18:18:08 C 19 33 47.51 +24 42 56.7 q 160
2017-10-18 18:21:08 C 19 33 48.09 +24 42 50.0 q 160
2017-10-18 18:24:06 C 19 33 48.66 +24 42 43.2 q 160
2017-10-27 06:30:17 C 20 18 03.20 +16 30 59.5 T08
2017-10-27 06:37:29 C 20 18 04.82 +16 30 41.1 T08
2017-10-27 06:47:18 C 20 18 07.03 +16 30 15.0 T08
2017-10-27 06:59:48 C 20 18 09.86 +16 29 42.5 T08
2017-10-29 06:31:26 C 20 28 55.14 +14 24 35.3 T05
2017-10-29 06:38:15 C 20 28 56.63 +14 24 17.0 T05
2017-10-29 06:45:00 C 20 28 58.16 +14 23 58.8 T05
2017-10-29 06:55:09 C 20 29 00.40 +14 23 31.7 T05
2017-10-31 18:07:10 C 20 42 33.14 +11 44 17.3 U 160
2017-10-31 18:10:07 C 20 42 33.85 +11 44 09.9 U 160
2017-10-31 18:13:02 C 20 42 34.48 +11 44 02.4 U 160
2017-11-01 18:15:23 C 20 48 06.13 +10 38 46.9 q 160
2017-11-01 18:18:23 C 20 48 06.84 +10 38 38.6 q 160
2017-11-01 18:21:22 C 20 48 07.49 +10 38 30.7 q 160
2017-11-09 06:21:02 C 21 29 33.34 +02 34 25.8 U T05
2017-11-09 06:32:30 C 21 29 35.97 +02 33 55.7 U T05
2017-11-09 06:44:59 C 21 29 38.71 +02 33 23.0 U T05
2017-11-09 06:56:30 C 21 29 41.33 +02 32 52.8 U T05
2017-11-15 06:15:05 C 22 01 56.97 -03 21 09.8 U T08
2017-11-15 06:23:49 C 22 01 58.81 -03 21 29.5 U T08
2017-11-15 06:38:04 C 22 02 01.94 -03 22 02.4 U T08
2017-11-15 06:46:16 C 22 02 03.71 -03 22 21.4 U T08