2018 TB4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5323945008 ± 6.69e-08
Semi-major axis (a)2.6266644477 AU ± 1.27e-07
Inclination (i)26.76581066° ± 1.46e-05
Long. of Asc. Node (Ω)8.63394415° ± 1.18e-05
Arg. of Perihelion (ω)246.08164745° ± 3.14e-05
Mean Anomaly (M)295.65355976° ± 1.43e-05
Mean Motion (n)0.2315289927°/day ± 1.68e-08
Perihelion dist (q)1.22824274 AU ± 1.86e-07
Aphelion dist (Q)4.02508616 AU ± 2.63e-07
Orbital Period4.25703179 yr ± 3.10e-07
Physical Parameters
H (abs. magnitude)18.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.230″
Uncertainty0
Orbit TypeAmor
MOID0.403443 AU
Observations Used62
Oppositions3
Arc Total2018-2022
First Observation Used2018-08-19
Last Observation Used2022-10-16
Observations (64)
Date Type RA Dec Mag Band Observatory
2018-08-19 13:49:17 C 01 38 36.949 +04 03 24.53 V F51
2018-08-19 14:06:46 C 01 38 36.475 +04 03 29.12 V F51
2018-08-19 14:24:16 C 01 38 35.973 +04 03 33.06 V F51
2018-08-19 14:41:48 C 01 38 35.487 +04 03 37.22 V F51
2018-10-02 08:51:47 C 00 43 49.925 +06 26 08.35 U F52
2018-10-02 09:08:35 C 00 43 48.839 +06 26 09.10 U F52
2018-10-02 09:42:23 C 00 43 46.632 +06 26 10.94 U F52
2018-10-05 07:53:29 C 00 39 22.22 +06 29 11.1 V G96
2018-10-05 08:09:39 C 00 39 21.14 +06 29 12.5 V G96
2018-10-07 04:59:45 C 00 36 35.67 +06 31 01.0 U 807
2018-10-07 05:07:48 C 00 36 35.17 +06 31 01.3 U 807
2018-10-07 05:17:02 C 00 36 34.60 +06 31 01.7 U 807
2018-10-09 08:00:29 C 00 33 31.30 +06 32 43.6 o 291
2018-10-09 08:26:26 C 00 33 29.70 +06 32 44.2 o 291
2018-10-10 04:57:16 C 00 32 17.27 +06 33 25.3 V V06
2018-10-10 05:05:34 C 00 32 16.78 +06 33 25.3 V V06
2018-10-10 05:13:51 C 00 32 16.27 +06 33 25.7 V V06
2018-10-10 05:22:09 C 00 32 15.78 +06 33 26.0 V V06
2018-10-16 05:08:04 C 00 24 12.35 +06 38 02.4 U 807
2018-10-16 05:25:41 C 00 24 11.38 +06 38 03.0 U 807
2018-10-16 05:42:41 C 00 24 10.46 +06 38 03.7 U 807
2018-10-18 04:38:48 C 00 21 44.29 +06 39 31.3 U 807
2018-10-18 04:51:46 C 00 21 43.62 +06 39 31.9 U 807
2018-10-18 05:04:10 C 00 21 42.98 +06 39 32.4 U 807
2018-10-19 01:07:41 C 00 20 42.68 +06 40 11.1 U 807
2018-10-19 01:25:14 C 00 20 41.80 +06 40 11.2 U 807
2018-10-19 01:42:12 C 00 20 40.91 +06 40 11.7 U 807
2018-11-01 02:56:12 C 00 07 37.54 +06 52 58.3 U 807
2018-11-01 03:17:49 C 00 07 36.78 +06 52 59.2 U 807
2018-11-01 03:39:27 C 00 07 36.05 +06 53 00.6 U 807
2022-02-06 11:39:14 C 14 28 41.52 -09 05 31.7 V I52
2022-02-06 11:44:45 C 14 28 41.90 -09 05 37.1 V I52
2022-02-06 11:50:17 C 14 28 42.32 -09 05 44.0 V I52
2022-02-06 11:55:49 C 14 28 42.67 -09 05 49.2 V I52
2022-02-11 12:07:23 C 14 37 26.18 -11 18 45.4 V G96
2022-02-11 12:15:42 C 14 37 26.80 -11 18 54.4 V G96
2022-02-11 12:24:04 C 14 37 27.42 -11 19 04.8 V G96
2022-02-11 12:32:27 C 14 37 27.99 -11 19 13.6 V G96
2022-02-12 12:27:07 C 14 39 13.04 -11 47 04.3 V I52
2022-02-12 12:35:58 C 14 39 13.68 -11 47 14.6 V I52
2022-02-28 07:41:35 C 15 08 02.22 -20 24 53.9 u 807
2022-02-28 07:57:23 C 15 08 03.42 -20 25 19.1 u 807
2022-02-28 08:13:03 C 15 08 04.61 -20 25 44.0 u 807
2022-03-10 11:28:37 C 15 28 18.53 -27 34 05.8 V I52
2022-03-10 11:31:25 C 15 28 18.72 -27 34 11.7 V I52
2022-03-10 11:35:40 C 15 28 19.11 -27 34 21.0 V I52
2022-03-25 06:16:43 C 16 03 36.55 -40 44 29.6 u 807
2022-03-25 06:18:40 C 16 03 36.78 -40 44 35.0 u 807
2022-03-25 06:20:41 C 16 03 37.07 -40 44 39.5 u 807
2022-04-11 05:59:26 C 17 06 57.20 -58 50 45.8 u 807