213053 (1998 WT30)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3369881512 ± 3.38e-08
Semi-major axis (a)1.8128842284 AU ± 1.38e-09
Inclination (i)0.50985981° ± 3.48e-06
Long. of Asc. Node (Ω)36.15624547° ± 5.17e-04
Arg. of Perihelion (ω)126.57129875° ± 5.17e-04
Mean Anomaly (M)315.99856302° ± 7.00e-06
Mean Motion (n)0.4037914976°/day ± 4.62e-10
Perihelion dist (q)1.20196372 AU ± 6.12e-08
Aphelion dist (Q)2.42380473 AU ± 6.12e-08
Orbital Period2.44092877 yr ± 2.79e-09
Physical Parameters
H (abs. magnitude)19.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.310″
Uncertainty0
Orbit TypeAmor
MOID0.210306 AU
Observations Used164
Oppositions17
Arc Total1998-2026
First Observation Used1998-11-17
Last Observation Used2026-01-12
Observations (172)
Date Type RA Dec Mag Band Observatory
2020-11-23 07:35:19 C 04 17 58.88 +21 56 33.2 V G96
2020-11-23 07:42:45 C 04 17 58.39 +21 56 31.8 V G96
2020-11-23 07:50:12 C 04 17 57.92 +21 56 31.2 V G96
2020-12-04 08:03:48 C 04 00 35.46 +21 17 55.2 V G96
2020-12-04 08:11:18 C 04 00 34.94 +21 17 53.8 V G96
2020-12-04 08:18:48 C 04 00 34.43 +21 17 52.1 V G96
2020-12-04 08:26:17 C 04 00 33.89 +21 17 51.4 V G96
2020-12-05 06:26:23 C 03 59 05.16 +21 14 10.8 V V00
2020-12-05 06:32:37 C 03 59 04.73 +21 14 09.9 V V00
2020-12-05 06:38:53 C 03 59 04.28 +21 14 08.8 V V00
2020-12-05 06:45:08 C 03 59 03.84 +21 14 07.8 V V00
2021-01-08 11:56:43 C 03 24 28.80 +19 32 17.2 q D29
2021-01-08 12:03:04 C 03 24 28.77 +19 32 17.1 q D29
2021-01-08 12:37:26 C 03 24 28.43 +19 32 14.6 q D29
2021-01-08 12:43:48 C 03 24 28.45 +19 32 16.8 q D29
2021-01-16 08:05:47 C 03 25 41.630 +19 37 00.58 U F51
2021-01-16 08:23:39 C 03 25 41.862 +19 37 01.68 U F51
2021-01-16 08:41:29 C 03 25 42.093 +19 37 02.35 U F51
2021-01-16 08:59:26 C 03 25 42.366 +19 37 03.43 U F51
2025-11-29 11:28:06 C 08 09 00.504 +21 03 48.74 V G96
2025-11-29 11:35:31 C 08 09 00.950 +21 03 47.52 V G96
2025-11-29 11:42:54 C 08 09 01.404 +21 03 46.40 V G96
2025-11-29 11:50:17 C 08 09 01.876 +21 03 45.11 V G96
2025-11-29 17:43:09 C 08 09 25.02 +21 02 52.5 V D29
2025-11-29 18:03:31 C 08 09 26.26 +21 02 49.3 V D29
2025-11-29 18:23:53 C 08 09 27.46 +21 02 46.6 V D29
2025-12-12 17:57:22 C 08 27 42.380 +20 19 19.73 W O18
2025-12-12 19:45:09 C 08 27 47.664 +20 19 07.47 W O18
2025-12-13 18:23:01 C 08 28 58.16 +20 16 22.4 V D29
2025-12-13 18:43:23 C 08 28 59.11 +20 16 19.1 V D29
2025-12-13 19:03:45 C 08 29 00.06 +20 16 18.1 V D29
2025-12-14 09:59:04 C 08 29 46.719 +20 14 30.46 X F51
2025-12-14 10:17:49 C 08 29 47.608 +20 14 28.63 X F51
2025-12-14 10:36:35 C 08 29 48.503 +20 14 26.58 X F51
2025-12-14 10:55:20 C 08 29 49.383 +20 14 24.66 X F51
2025-12-14 18:06:56 C 08 30 11.133 +20 13 28.21 W O18
2025-12-14 19:31:15 C 08 30 15.074 +20 13 19.00 W O18
2025-12-15 18:11:23 C 08 31 22.79 +20 10 41.6 V D29
2025-12-15 18:31:45 C 08 31 23.72 +20 10 39.7 V D29
2025-12-18 15:45:29 C 08 34 42.53 +20 03 02.7 V D29
2025-12-18 16:05:49 C 08 34 43.41 +20 03 00.5 V D29
2025-12-18 16:26:10 C 08 34 44.25 +20 02 59.0 V D29
2025-12-19 17:33:29 C 08 35 52.44 +20 00 26.0 V D29
2025-12-19 17:44:55 C 08 35 52.88 +20 00 24.8 V D29
2025-12-19 17:53:49 C 08 35 53.25 +20 00 24.0 V D29
2025-12-19 18:05:16 C 08 35 53.71 +20 00 23.0 V D29
2025-12-19 18:14:10 C 08 35 54.06 +20 00 22.0 V D29
2025-12-23 11:19:07 C 08 39 41.022 +19 52 10.81 V G96
2025-12-23 11:26:36 C 08 39 41.303 +19 52 10.09 V G96
2025-12-23 11:40:23 C 08 39 41.778 +19 52 08.62 V G96