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
2022-05-02 18:33:45 C 15 42 11.87 +01 48 35.9 V D29
2022-05-12 05:51:28 C 15 30 11.966 +05 56 18.78 V G96
2022-05-12 05:58:52 C 15 30 11.556 +05 56 26.05 V G96
2022-05-12 06:06:18 C 15 30 11.084 +05 56 34.30 V G96
2022-05-12 06:13:44 C 15 30 10.663 +05 56 42.36 V G96
2022-05-26 21:02:04 C 15 10 13.48 +11 35 42.4 X C95
2022-05-26 21:26:58 C 15 10 12.08 +11 36 04.2 X C95
2022-05-30 10:46:17 C 15 05 34.230 +12 44 49.56 U F52
2022-05-30 11:03:39 C 15 05 33.283 +12 45 02.89 U F52
2022-05-30 11:21:09 C 15 05 32.331 +12 45 16.20 U F52
2022-06-03 06:31:49 C 15 00 52.335 +13 51 27.57 U F52
2022-06-03 06:48:29 C 15 00 51.483 +13 51 39.02 U F52
2022-06-03 07:05:07 C 15 00 50.621 +13 51 50.51 U F52
2022-06-03 07:21:52 C 15 00 49.762 +13 52 02.01 U F52
2022-06-07 05:42:36 C 14 56 21.599 +14 52 21.18 V G96
2022-06-07 05:50:07 C 14 56 21.214 +14 52 25.75 V G96
2022-06-07 05:57:37 C 14 56 20.882 +14 52 30.25 V G96
2022-06-07 06:05:08 C 14 56 20.566 +14 52 34.54 V G96
2022-09-17 02:34:57 C 15 57 15.793 +12 38 23.68 V G96
2022-09-17 02:44:22 C 15 57 16.571 +12 38 20.26 V G96
2022-09-17 02:53:47 C 15 57 17.341 +12 38 17.74 V G96
2024-03-06 03:38:10 C 11 48 03.24 -33 53 53.6 X W84
2024-03-06 03:45:36 C 11 48 02.86 -33 53 50.6 X W84
2024-03-06 03:53:00 C 11 48 02.50 -33 53 47.7 X W84
2024-03-06 04:50:10 C 11 47 59.70 -33 53 25.6 X W84
2024-03-06 05:09:27 C 11 47 58.74 -33 53 18.1 X W84
2024-03-06 05:28:55 C 11 47 57.78 -33 53 10.5 X W84
2024-03-06 05:52:11 C 11 47 56.63 -33 53 01.4 X W84
2025-04-30 11:05:21 C 21 41 55.396 +23 56 13.49 V G96
2025-04-30 11:12:16 C 21 41 56.270 +23 56 21.52 V G96
2025-04-30 11:19:12 C 21 41 57.224 +23 56 29.26 V G96
2025-08-26 14:46:36 C 05 27 50.912 +26 05 34.05 X F52
2025-08-26 14:51:27 C 05 27 51.518 +26 05 27.28 X F52
2025-08-26 15:01:08 C 05 27 52.736 +26 05 13.78 X F52