2019 TA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6835116217 ± 1.42e-04
Semi-major axis (a)2.3394214848 AU ± 9.87e-04
Inclination (i)27.44126812° ± 5.77e-03
Long. of Asc. Node (Ω)208.82836610° ± 1.74e-03
Arg. of Perihelion (ω)78.18082849° ± 4.25e-03
Mean Anomaly (M)273.83693903° ± 4.03e-01
Mean Motion (n)0.2754543055°/day ± 1.74e-04
Perihelion dist (q)0.74039971 AU ± 4.56e-04
Aphelion dist (Q)3.93844326 AU ± 1.69e-03
Orbital Period3.57818434 yr ± 2.26e-03
Physical Parameters
H (abs. magnitude)20.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.261″
Uncertainty3
Orbit TypeApollo
MOID0.053763 AU
Observations Used144
Oppositions1
Arc Total2019-2019
First Observation Used2019-10-07
Last Observation Used2019-11-02
Observations (151)
Date Type RA Dec Mag Band Observatory
2019-10-18 06:25:43 C 01 26 38.68 +17 33 04.3 V H21
2019-10-19 06:31:33 C 01 25 26.28 +16 14 17.4 V H21
2019-10-19 06:38:14 C 01 25 25.93 +16 13 56.1 V H21
2019-10-19 06:44:55 C 01 25 25.60 +16 13 34.8 V H21
2019-10-19 06:51:36 C 01 25 25.24 +16 13 13.2 V H21
2019-10-19 06:58:26 C 01 25 24.85 +16 12 51.4 V H21
2019-10-19 08:04:42 C 01 25 21.71 +16 09 22.6 V 703
2019-10-19 08:20:06 C 01 25 20.92 +16 08 34.1 V 703
2019-10-19 08:27:48 C 01 25 20.57 +16 08 09.5 V 703
2019-10-22 11:07:41 C 01 22 06.610 +12 28 29.88 U F52
2019-10-22 11:54:48 C 01 22 04.546 +12 26 21.81 U F52
2019-10-23 05:25:28 C 01 21 26.19 +11 39 41.2 U I41
2019-10-23 05:26:07 C 01 21 26.17 +11 39 39.6 U I41
2019-10-23 05:45:44 C 01 21 25.33 +11 38 48.3 U I41
2019-10-23 05:46:24 C 01 21 25.30 +11 38 47.0 U I41
2019-10-23 07:04:30 C 01 21 22.05 +11 35 23.2 U I41
2019-10-23 10:31:05 C 01 21 13.67 +11 26 26.8 U I41
2019-10-23 10:36:21 C 01 21 13.48 +11 26 13.0 U I41
2019-10-23 10:39:04 C 01 21 13.36 +11 26 05.9 U I41
2019-10-23 10:45:02 C 01 21 13.10 +11 25 50.5 U I41
2019-10-23 10:58:22 C 01 21 12.62 +11 25 15.9 U I41
2019-10-25 06:39:11 C 01 19 45.42 +09 37 50.6 U I41
2019-10-25 06:43:11 C 01 19 45.34 +09 37 41.5 U I41
2019-10-25 06:48:30 C 01 19 45.11 +09 37 29.1 U I41
2019-10-25 06:55:55 C 01 19 44.80 +09 37 12.0 U I41
2019-10-25 20:46:28 C 01 19 19.78 +09 05 13.2 V K87
2019-10-25 20:48:33 C 01 19 19.71 +09 05 08.6 V K87
2019-10-25 20:50:38 C 01 19 19.63 +09 05 03.3 V K87
2019-10-26 06:30:25 C 01 19 02.18 +08 43 26.9 V G96
2019-10-26 06:40:27 C 01 19 01.84 +08 43 04.4 V G96
2019-10-26 06:48:36 C 01 19 01.56 +08 42 46.3 V G96
2019-10-26 06:56:44 C 01 19 01.30 +08 42 28.1 V G96
2019-10-26 21:27:31 C 01 18 37.10 +08 10 44.0 q 157
2019-10-26 21:43:03 C 01 18 36.55 +08 10 11.3 q 157
2019-10-26 21:58:39 C 01 18 36.08 +08 09 38.0 q 157
2019-10-29 08:09:35 C 01 17 10.159 +06 12 51.23 U F51
2019-10-29 08:10:31 C 01 17 10.131 +06 12 49.44 U F51
2019-10-29 08:26:55 C 01 17 09.695 +06 12 18.66 U F51
2019-10-29 08:27:50 C 01 17 09.665 +06 12 17.00 U F51
2019-10-29 08:44:10 C 01 17 09.235 +06 11 46.37 U F51
2019-10-29 08:45:04 C 01 17 09.215 +06 11 44.62 U F51
2019-10-29 09:01:23 C 01 17 08.773 +06 11 14.09 U F51
2019-10-29 09:02:19 C 01 17 08.752 +06 11 12.38 U F51
2019-10-30 04:17:27 C 01 16 44.15 +05 36 10.0 u 807
2019-10-30 04:22:11 C 01 16 43.98 +05 36 01.3 u 807
2019-10-31 04:04:15 C 01 16 16.73 +04 54 41.9 u 807
2019-10-31 04:11:02 C 01 16 16.55 +04 54 30.9 u 807
2019-10-31 04:17:32 C 01 16 16.42 +04 54 19.8 u 807
2019-11-02 07:56:21 C 01 15 27.022 +03 31 43.07 U F52
2019-11-02 08:12:10 C 01 15 26.735 +03 31 19.10 U F52