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
2018-09-28 06:24:57 C 21 52 28.38 +10 41 38.1 V 703
2018-09-28 06:32:33 C 21 52 28.15 +10 41 26.6 V 703
2018-09-30 02:42:32 C 21 51 12.93 +09 33 29.5 V G96
2018-09-30 02:50:33 C 21 51 12.71 +09 33 17.1 V G96
2018-09-30 02:58:34 C 21 51 12.48 +09 33 05.1 V G96
2018-09-30 03:06:36 C 21 51 12.24 +09 32 52.7 V G96
2019-08-08 06:12:13 C 15 10 25.164 +33 26 28.56 U F51
2019-08-08 06:17:41 C 15 10 26.834 +33 26 19.40 U F52
2019-08-08 06:30:48 C 15 10 30.817 +33 25 57.91 U F51
2019-08-08 06:34:27 C 15 10 31.933 +33 25 51.74 U F52
2019-08-08 06:49:26 C 15 10 36.516 +33 25 26.99 U F51
2019-08-08 06:51:15 C 15 10 37.075 +33 25 23.76 U F52
2019-08-08 07:08:00 C 15 10 42.186 +33 24 55.89 U F51
2019-08-09 07:15:53 C 15 18 06.865 +32 44 52.29 U F51
2019-08-09 07:29:49 C 15 18 11.017 +32 44 28.22 U F51
2019-08-09 07:57:48 C 15 18 19.325 +32 43 40.57 U F51
2019-08-20 05:45:23 C 16 27 38.69 +24 39 44.9 V 703
2019-08-20 05:53:00 C 16 27 40.29 +24 39 29.6 V 703
2019-08-20 06:00:36 C 16 27 42.14 +24 39 14.4 V 703
2019-08-20 06:08:14 C 16 27 43.88 +24 38 58.9 V 703
2019-08-26 04:41:04 C 16 58 04.77 +20 09 11.8 V 703
2019-09-03 05:12:51 C 17 32 59.93 +14 29 13.6 V G96
2019-09-03 05:23:17 C 17 33 01.65 +14 28 56.2 V G96
2019-09-03 05:33:43 C 17 33 03.32 +14 28 38.5 V G96
2019-09-03 05:44:08 C 17 33 05.07 +14 28 21.3 V G96
2025-09-03 13:41:55 C 03 47 22.232 +21 27 14.94 X F52
2025-09-03 14:00:38 C 03 47 23.237 +21 27 10.40 X F52
2025-09-03 14:19:39 C 03 47 24.272 +21 27 05.57 X F52
2025-10-05 09:32:41 C 04 16 00.894 +14 18 28.37 V G96
2025-10-05 09:40:04 C 04 16 00.901 +14 18 20.74 V G96
2025-10-05 09:47:26 C 04 16 00.998 +14 18 13.75 V G96
2025-10-05 09:54:51 C 04 16 01.020 +14 18 06.48 V G96
2025-10-21 09:46:57 C 04 12 26.698 +05 59 01.14 V 703
2025-10-21 09:53:29 C 04 12 26.492 +05 58 49.66 V 703
2025-10-21 09:56:45 C 04 12 26.359 +05 58 42.96 V 703
2025-10-23 01:16:39 C 04 11 02.527 +04 51 32.87 V R17
2025-10-23 01:36:09 C 04 11 01.692 +04 50 58.85 V R17
2025-10-23 01:55:40 C 04 11 00.823 +04 50 24.97 V R17
2025-10-23 02:15:40 C 04 11 00.017 +04 49 49.94 V R17
2025-10-24 21:51:37 C 04 09 10.690 +03 31 44.26 V M22
2025-10-24 21:56:14 C 04 09 10.493 +03 31 36.34 V M22
2025-10-24 22:04:44 C 04 09 10.138 +03 31 20.78 V M22
2025-10-24 22:52:56 C 04 09 07.673 +03 29 51.65 V M22
2025-10-27 21:48:18 C 04 05 32.503 +01 13 34.25 V M22
2025-10-27 21:57:37 C 04 05 31.937 +01 13 15.60 V M22
2025-10-27 22:02:51 C 04 05 31.577 +01 13 05.74 V M22
2025-10-27 22:10:04 C 04 05 31.171 +01 12 50.15 V M22
2025-10-30 07:18:14 C 04 02 03.538 -00 44 59.78 V G96
2025-10-30 07:25:40 C 04 02 03.008 -00 45 15.48 V G96
2025-10-30 07:34:34 C 04 02 02.393 -00 45 34.42 V G96