1999 TD5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5319113567 ± 5.07e-08
Semi-major axis (a)2.4628674406 AU ± 2.63e-08
Inclination (i)4.16092640° ± 4.67e-06
Long. of Asc. Node (Ω)104.86234403° ± 5.20e-05
Arg. of Perihelion (ω)309.97342132° ± 6.97e-05
Mean Anomaly (M)261.36981949° ± 4.68e-05
Mean Motion (n)0.2550061886°/day ± 4.08e-09
Perihelion dist (q)1.15284028 AU ± 1.25e-07
Aphelion dist (Q)3.77289460 AU ± 1.31e-07
Orbital Period3.86510731 yr ± 6.19e-08
Physical Parameters
H (abs. magnitude)19.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.415″
Uncertainty0
Orbit TypeAmor
MOID0.173461 AU
Observations Used169
Oppositions17
Arc Total1999-2022
First Observation Used1999-10-02
Last Observation Used2022-08-18
Observations (174)
Date Type RA Dec Mag Band Observatory
1999-10-02 10:13:15 C 03 27 07.68 +01 52 58.9 18.8 a 704
1999-10-02 10:32:43 C 03 27 10.31 +01 53 01.0 19.5 a 704
1999-10-02 10:52:16 C 03 27 12.95 +01 53 01.9 19.5 a 704
1999-10-02 11:11:40 C 03 27 15.52 +01 53 03.1 19.7 a 704
1999-10-03 03:00:16 C 03 29 28.71 +01 54 14.3 557
1999-10-03 03:02:56 C 03 29 29.05 +01 54 14.2 557
1999-10-03 03:05:37 C 03 29 29.38 +01 54 15.0 557
1999-10-03 16:52:32 C 03 31 26.80 +01 55 28.5 z 402
1999-10-03 16:54:21 C 03 31 27.18 +01 55 30.0 z 402
1999-10-03 16:56:10 C 03 31 27.20 +01 55 29.5 z 402
1999-10-03 16:58:01 C 03 31 27.48 +01 55 29.5 z 402
1999-10-04 23:04:37 C 03 35 44.57 +01 58 02.1 557
1999-10-04 23:10:19 C 03 35 45.33 +01 58 02.7 557
1999-10-04 23:16:01 C 03 35 46.12 +01 58 03.2 557
1999-10-05 08:18:08 C 03 37 03.44 +01 58 59.1 19.1 a 704
1999-10-05 08:37:39 C 03 37 06.12 +01 59 01.0 19.2 a 704
1999-10-05 08:57:10 C 03 37 08.78 +01 59 02.1 19.6 a 704
1999-10-05 09:16:41 C 03 37 11.44 +01 59 04.2 19.6 a 704
1999-10-05 09:36:14 C 03 37 14.10 +01 59 05.5 19.4 a 704
1999-10-06 03:01:54 C 03 39 43.72 +02 00 39.1 d 046
1999-10-06 03:03:56 C 03 39 44.03 +02 00 39.7 d 046
1999-10-06 03:06:46 C 03 39 44.40 +02 00 40.0 d 046
1999-10-06 03:08:35 C 03 39 44.61 +02 00 40.1 d 046
1999-10-07 01:54:27 C 03 43 02.20 +02 02 56.1 595
1999-10-07 02:02:16 C 03 43 03.35 +02 02 57.0 595
1999-10-07 02:02:42 C 03 43 03.25 +02 02 56.9 c 118
1999-10-07 02:10:18 C 03 43 04.45 +02 02 56.9 595
1999-10-07 02:12:47 C 03 43 04.74 +02 02 56.9 c 118
1999-10-07 02:14:15 C 03 43 04.94 +02 02 56.9 c 118
1999-10-07 15:41:11 C 03 45 02.76 +02 04 58.1 413
1999-10-07 15:44:36 C 03 45 03.23 +02 04 58.5 413
1999-10-09 00:07:50 C 03 49 47.29 +02 07 55.5 z 104
1999-10-09 07:47:19 C 03 50 54.83 +02 08 52.0 18.3 a 704
1999-10-09 08:09:36 C 03 50 58.00 +02 08 55.0 18.2 a 704
1999-10-09 08:21:27 c 03 50 59.75 +02 08 57.4 c 703
1999-10-09 08:32:01 C 03 51 01.12 +02 08 57.4 18.1 a 704
1999-10-09 08:38:41 c 03 51 02.19 +02 08 59.5 c 703
1999-10-09 08:54:44 C 03 51 04.34 +02 09 00.7 18.4 a 704
1999-10-09 08:55:52 c 03 51 04.60 +02 09 01.0 c 703
1999-10-09 09:13:06 c 03 51 07.00 +02 09 03.4 c 703
1999-10-09 09:17:00 C 03 51 07.47 +02 09 03.3 18.3 a 704
1999-10-16 15:39:27 C 04 17 13.90 +02 35 30.4 413
1999-10-16 15:42:46 C 04 17 14.38 +02 35 31.1 413
1999-10-16 23:42:05 C 04 18 27.37 +02 36 18.7 c 118
1999-10-16 23:43:47 C 04 18 27.60 +02 36 19.6 c 118
1999-10-16 23:48:27 C 04 18 28.30 +02 36 19.7 c 118
1999-10-17 15:46:41 C 04 20 53.82 +02 40 06.4 413
1999-10-17 15:48:39 C 04 20 54.11 +02 40 06.7 413
1999-10-18 00:01:52 C 04 22 09.28 +02 41 02.2 c 118
1999-10-18 00:11:45 C 04 22 10.73 +02 41 04.8 c 118