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
2007-09-18 10:11:36 C 03 59 36.85 +19 29 54.2 r G96
2007-09-18 10:13:58 C 03 59 36.92 +19 29 53.4 r G96
2007-09-18 10:19:26 C 03 59 37.10 +19 29 50.4 r G96
2007-09-18 10:21:46 C 03 59 37.17 +19 29 49.1 r G96
2007-09-18 10:27:15 C 03 59 37.39 +19 29 46.3 r G96
2007-09-18 10:29:44 C 03 59 37.46 +19 29 45.5 r G96
2007-09-18 10:35:13 C 03 59 37.68 +19 29 42.3 r G96
2007-09-18 10:37:36 C 03 59 37.75 +19 29 41.4 r G96
2007-09-18 11:52:17 C 03 59 40.34 +19 29 03.6 r G96
2007-09-18 11:55:58 C 03 59 40.45 +19 29 02.0 r G96
2007-09-18 11:59:33 C 03 59 40.56 +19 29 00.3 r G96
2007-09-18 12:03:06 C 03 59 40.66 +19 28 58.2 r G96
2007-10-20 07:54:53 C 04 03 59.87 +07 05 53.9 19.6 c 704
2007-10-20 08:11:17 C 04 03 59.23 +07 05 27.8 19.6 c 704
2007-10-20 08:27:42 C 04 03 58.52 +07 05 02.1 19.4 c 704
2007-10-20 08:44:12 C 04 03 57.90 +07 04 35.2 19.5 c 704
2007-10-21 08:34:46 C 04 03 03.17 +06 26 00.7 r 448
2007-10-21 08:46:02 C 04 03 02.69 +06 25 42.1 r 448
2007-10-21 08:57:18 C 04 03 02.21 +06 25 23.3 r 448
2007-10-31 07:14:02 C 03 49 18.84 -01 03 06.3 r 703
2007-10-31 07:28:20 C 03 49 17.65 -01 03 36.3 r 703
2007-10-31 08:10:13 C 03 49 14.30 -01 05 04.7 r 703
2007-10-31 08:21:21 C 03 49 13.33 -01 05 28.9 r 703
2007-11-05 00:35:53 C 03 39 40.89 -05 12 58.3 r 130
2007-11-05 00:39:30 C 03 39 40.63 -05 13 06.7 r 130
2007-11-05 00:42:57 C 03 39 40.26 -05 13 15.2 r 130
2007-11-10 14:20:49 C 03 25 50.84 -10 26 38.5 c D35
2007-11-10 14:33:18 C 03 25 49.37 -10 27 08.9 c D35
2007-11-10 14:45:43 C 03 25 47.86 -10 27 38.3 c D35
2007-11-10 14:50:17 C 03 25 47.33 -10 27 49.0 c D35
2007-11-10 15:03:00 C 03 25 45.87 -10 28 19.1 c D35
2007-11-10 15:29:24 C 03 25 42.66 -10 29 22.5 c D35
2007-11-11 06:33:17 C 03 23 59.71 -11 05 23.5 r 703
2007-11-11 06:34:05 C 03 23 59.56 -11 05 26.0 r 703
2007-11-11 06:44:28 C 03 23 58.38 -11 05 49.7 r 703
2007-11-11 06:45:14 C 03 23 58.23 -11 05 52.4 r 703
2007-11-11 06:55:39 C 03 23 57.04 -11 06 16.4 r 703
2007-11-11 06:56:26 C 03 23 56.90 -11 06 18.4 r 703
2007-11-11 07:06:48 C 03 23 55.68 -11 06 43.5 r 703
2007-11-11 07:07:34 C 03 23 55.57 -11 06 45.0 r 703
2007-11-19 05:43:54 C 03 00 04.60 -18 33 25.8 r 703
2007-11-19 05:54:42 C 03 00 03.13 -18 33 50.4 r 703
2007-11-19 06:05:31 C 03 00 01.58 -18 34 13.7 r 703
2008-09-29 07:57:32 C 01 02 08.53 +16 38 06.3 o 291
2008-09-29 08:03:18 C 01 02 07.96 +16 37 58.8 o 291
2008-09-29 08:09:26 C 01 02 07.36 +16 37 50.9 o 291
2008-10-02 06:43:16 C 00 55 22.56 +15 04 08.7 19.6 c 704
2008-10-02 07:00:59 C 00 55 20.75 +15 03 44.1 19.9 c 704
2008-10-02 07:18:41 C 00 55 18.94 +15 03 19.7 19.8 c 704
2008-10-02 07:36:21 C 00 55 17.22 +15 02 56.1 20.2 c 704