1999 TA5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4913835523 ± 6.32e-08
Semi-major axis (a)2.3930480241 AU ± 1.40e-09
Inclination (i)4.22137280° ± 3.24e-06
Long. of Asc. Node (Ω)296.89162530° ± 1.07e-04
Arg. of Perihelion (ω)84.63118380° ± 1.18e-04
Mean Anomaly (M)13.89037256° ± 1.09e-05
Mean Motion (n)0.2662472648°/day ± 2.34e-10
Perihelion dist (q)1.21714359 AU ± 1.51e-07
Aphelion dist (Q)3.56895246 AU ± 1.51e-07
Orbital Period3.70192078 yr ± 3.25e-09
Physical Parameters
H (abs. magnitude)21.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.297″
Uncertainty0
Orbit TypeAmor
MOID0.232302 AU
Observations Used87
Oppositions19
Arc Total1999-2025
First Observation Used1999-10-03
Last Observation Used2025-12-22
Observations (89)
Date Type RA Dec Mag Band Observatory
1999-10-03 05:36:29 c 00 02 00.90 +22 44 50.8 c 703
1999-10-03 05:38:50 C 00 02 00.97 +22 44 50.4 19.3 a 704
1999-10-03 05:50:41 c 00 02 01.58 +22 45 01.2 c 703
1999-10-03 05:53:51 C 00 02 01.56 +22 45 02.6 19.6 a 704
1999-10-03 06:04:31 c 00 02 02.09 +22 45 12.6 c 703
1999-10-03 06:08:56 C 00 02 02.13 +22 45 14.0 19.7 a 704
1999-10-03 06:18:34 c 00 02 02.66 +22 45 23.1 c 703
1999-10-03 06:39:02 C 00 02 03.38 +22 45 41.0 19.8 a 704
1999-10-04 18:29:43 C 00 03 55.70 +23 12 17.2 557
1999-10-04 18:35:24 C 00 03 55.97 +23 12 21.8 557
1999-10-04 18:38:15 C 00 03 56.10 +23 12 24.1 557
1999-10-04 18:41:07 C 00 03 56.20 +23 12 26.0 557
1999-10-06 22:47:21 C 00 06 43.59 +23 49 15.5 d 046
1999-10-06 22:49:53 C 00 06 43.76 +23 49 17.8 d 046
1999-10-06 22:52:08 C 00 06 43.82 +23 49 20.5 d 046
1999-10-06 22:53:59 C 00 06 43.94 +23 49 20.5 d 046
1999-10-07 12:39:21 C 00 07 30.81 +23 59 19.0 413
1999-10-07 12:42:00 C 00 07 30.95 +23 59 21.0 413
1999-10-07 21:59:24 C 00 08 02.51 +24 04 44.9 z 587
1999-10-07 22:12:04 C 00 08 03.04 +24 04 52.3 z 587
1999-10-07 22:42:10 C 00 08 04.57 +24 05 13.0 z 587
1999-10-08 12:41:15 C 00 08 53.89 +24 14 21.1 360
1999-10-08 12:49:59 C 00 08 54.34 +24 14 27.0 360
1999-10-08 12:54:59 C 00 08 54.54 +24 14 30.6 360
1999-10-09 12:59:11 C 00 10 19.19 +24 29 32.8 z 402
1999-10-09 13:01:00 C 00 10 19.28 +24 29 33.5 z 402
1999-10-09 13:02:49 C 00 10 19.35 +24 29 34.2 z 402
1999-10-12 04:49:47 C 00 14 15.19 +25 06 20.6 18.9 a 704
1999-10-12 05:11:39 C 00 14 16.47 +25 06 34.4 19.0 a 704
1999-10-12 05:32:00 C 00 14 17.61 +25 06 43.5 19.5 a 704
1999-10-12 05:52:03 C 00 14 18.56 +25 06 55.3 19.0 a 704
1999-10-12 06:13:01 C 00 14 19.81 +25 07 06.7 19.5 a 704
1999-10-13 04:06:36 C 00 15 45.57 +25 18 37.0 18.9 a 704
1999-10-13 04:32:20 C 00 15 47.02 +25 18 50.3 19.3 a 704
1999-10-13 04:58:19 C 00 15 48.54 +25 19 04.2 19.5 a 704
1999-10-13 05:22:12 C 00 15 49.82 +25 19 16.9 19.3 a 704
1999-10-13 05:46:23 C 00 15 51.16 +25 19 29.3 19.9 a 704
1999-10-16 09:06:13 C 00 20 56.39 +25 54 43.0 c 658
1999-10-16 09:11:01 C 00 20 56.67 +25 54 44.7 c 658
1999-10-16 09:15:31 C 00 20 57.00 +25 54 46.5 c 658
1999-10-18 06:18:05 C 00 24 11.89 +26 12 53.7 c 658
1999-10-18 06:24:46 C 00 24 12.33 +26 12 56.3 c 658
1999-10-18 06:32:11 C 00 24 12.82 +26 12 59.1 c 658
1999-10-23 04:28:57 C 00 33 15.29 +26 49 46.7 m 697
1999-10-23 04:32:43 C 00 33 15.55 +26 49 47.7 m 697
1999-10-23 04:38:15 C 00 33 15.94 +26 49 49.1 m 697
1999-11-04 13:18:08 C 00 58 47.43 +27 19 45.7 413
1999-11-04 13:21:43 C 00 58 47.77 +27 19 45.8 413
1999-11-04 13:25:26 C 00 58 48.07 +27 19 46.0 413
1999-11-12 03:51:53 C 01 15 46.08 +27 02 23.8 853