162215 (1999 TL12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4365432587 ± 2.00e+00
Semi-major axis (a)1.0816055152 AU ± 3.00e+00
Inclination (i)17.33811474° ± 4.00e+00
Long. of Asc. Node (Ω)202.30895964° ± 5.00e+00
Arg. of Perihelion (ω)346.78999487° ± 6.00e+00
Mean Anomaly (M)271.66889106° ± 1.70e-04
Mean Motion (n)0.8762114750°/day ± 3.65e+00
Perihelion dist (q)0.60943792 AU ± 2.75e+00
Aphelion dist (Q)1.55377311 AU ± 4.82e+00
Orbital Period1.12487260 yr ± 4.68e+00
NGA Modelr2
A22.50989031e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.17
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.233″
Uncertainty0
Orbit TypeApollo
MOID0.256488 AU
Observations Used365
Gaia Obs Used13
Oppositions2
Arc Total1998-2017
First Observation Used1998-10-29
Last Observation Used2025-12-25
Observations (372)
Date Type RA Dec Mag Band Observatory
2008-10-02 07:54:07 C 00 55 15.44 +15 02 31.8 20.2 c 704
2008-10-02 08:20:38 C 00 55 12.97 +15 01 54.8 r 703
2008-10-02 08:32:45 C 00 55 11.74 +15 01 37.5 r 703
2008-10-02 08:45:02 C 00 55 10.45 +15 01 22.0 r 703
2008-10-02 08:57:21 C 00 55 09.15 +15 01 05.2 r 703
2008-10-02 11:09:31 C 00 54 55.94 +14 58 03.3 r 703
2008-10-02 11:12:16 C 00 54 55.62 +14 57 58.2 r 703
2008-10-02 11:13:39 C 00 54 55.51 +14 57 57.6 r 703
2008-10-06 03:43:33 C 00 46 19.31 +12 52 55.8 o 691
2008-10-06 04:08:53 C 00 46 16.76 +12 52 19.5 o 691
2008-10-06 04:34:14 C 00 46 14.23 +12 51 43.2 o 691
2008-10-08 03:50:49 C 00 41 38.01 +11 42 33.9 o 691
2008-10-08 04:21:09 C 00 41 34.99 +11 41 49.5 o 691
2008-10-08 04:51:29 C 00 41 31.94 +11 41 04.8 o 691
2008-10-08 08:45:36 C 00 41 08.33 +11 35 19.0 o 291
2008-10-08 08:52:19 C 00 41 07.66 +11 35 09.1 o 291
2008-10-08 08:59:56 C 00 41 06.89 +11 34 57.7 o 291
2008-10-17 03:07:11 C 00 21 42.17 +06 21 57.6 o 691
2008-10-17 04:04:59 C 00 21 36.99 +06 20 32.1 o 691
2008-10-17 05:02:46 C 00 21 31.83 +06 19 07.8 o 691
2008-10-18 03:09:33 C 00 19 39.39 +05 46 47.7 o 691
2008-10-18 03:47:46 C 00 19 36.07 +05 45 52.0 o 691
2008-10-19 02:07:39 C 00 17 44.80 +05 13 33.5 o 691
2008-10-19 02:30:21 C 00 17 42.80 +05 13 01.3 o 691
2008-10-19 02:53:04 C 00 17 40.94 +05 12 28.2 o 691
2008-10-24 04:32:33 C 00 08 22.30 +02 23 27.8 r G96
2008-10-24 04:41:59 C 00 08 21.62 +02 23 15.3 r G96
2008-10-24 04:51:27 C 00 08 20.94 +02 23 02.8 r G96
2008-10-24 05:00:54 C 00 08 20.22 +02 22 50.3 r G96
2009-08-19 06:25:33 C 23 05 10.28 +35 45 05.3 r 703
2009-08-19 06:35:07 C 23 05 09.20 +35 44 56.3 r 703
2009-08-19 06:44:33 C 23 05 08.19 +35 44 47.3 r 703
2009-08-19 06:54:01 C 23 05 07.29 +35 44 36.9 r 703
2009-08-22 20:46:58 C 22 55 35.76 +34 11 03.4 r 240
2009-08-22 20:52:51 C 22 55 35.08 +34 10 56.4 r 240
2009-08-22 20:57:40 C 22 55 34.50 +34 10 50.9 r 240
2009-08-28 06:39:45 C 22 41 15.64 +31 21 02.3 19.9 c 704
2009-08-28 06:58:20 C 22 41 13.43 +31 20 34.6 20.3 c 704
2009-08-28 07:16:44 C 22 41 11.41 +31 20 07.9 19.5 c 704
2009-08-28 07:34:57 C 22 41 09.40 +31 19 42.0 20.2 c 704
2009-09-25 03:04:21 C 21 50 14.02 +12 18 08.1 r 703
2009-09-25 03:13:15 C 21 50 13.66 +12 17 53.8 r 703
2009-09-25 03:21:55 C 21 50 13.45 +12 17 38.5 r 703
2009-09-25 03:30:42 C 21 50 13.09 +12 17 24.4 r 703
2009-09-25 05:09:31 C 21 50 09.02 +12 14 42.7 19.8 c 704
2009-09-25 05:26:57 C 21 50 08.32 +12 14 16.0 20.2 c 704
2009-09-25 05:44:26 C 21 50 07.66 +12 13 46.5 20.4 c 704
2009-09-25 06:01:54 C 21 50 06.86 +12 13 17.4 20.2 c 704
2009-09-25 06:19:28 C 21 50 06.17 +12 12 49.2 20.3 c 704
2015-11-29 07:39:22 C 11 44 07.93 -27 09 42.5 u 807