102873 (1999 WK11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4676391670 ± 3.11e-08
Semi-major axis (a)2.1331643367 AU ± 1.17e-08
Inclination (i)7.44805306° ± 5.34e-06
Long. of Asc. Node (Ω)72.53121134° ± 3.29e-05
Arg. of Perihelion (ω)220.62846200° ± 3.49e-05
Mean Anomaly (M)199.85208755° ± 2.01e-05
Mean Motion (n)0.3163558026°/day ± 2.59e-09
Perihelion dist (q)1.13561314 AU ± 6.66e-08
Aphelion dist (Q)3.13071553 AU ± 6.84e-08
Orbital Period3.11556253 yr ± 2.55e-08
Physical Parameters
H (abs. magnitude)17.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.458″
Uncertainty0
Orbit TypeAmor
MOID0.142127 AU
Observations Used347
Oppositions30
Arc Total1980-2024
First Observation Used1980-09-30
Last Observation Used2024-12-25
Observations (363)
Date Type RA Dec Mag Band Observatory
2020-01-24 08:41:51 C 10 31 47.23 +20 20 51.8 V G96
2020-01-24 08:49:16 C 10 31 47.00 +20 20 54.7 V G96
2020-02-02 08:48:41 C 10 24 00.82 +21 32 49.1 V G96
2020-02-02 08:55:58 C 10 24 00.54 +21 32 51.9 V G96
2020-02-02 09:03:16 C 10 24 00.18 +21 32 54.2 V G96
2020-02-02 09:10:35 C 10 23 59.91 +21 32 56.7 V G96
2020-02-20 07:48:34 C 10 03 39.51 +23 53 06.1 V V00
2020-02-20 07:57:44 C 10 03 39.05 +23 53 08.5 V V00
2020-02-20 08:06:52 C 10 03 38.57 +23 53 11.3 V V00
2020-02-20 08:16:00 C 10 03 38.09 +23 53 14.1 V V00
2020-02-21 07:08:39 C 10 02 27.45 +23 59 48.7 V G96
2020-02-21 07:16:03 C 10 02 27.06 +23 59 50.4 V G96
2020-02-21 07:23:27 C 10 02 26.64 +23 59 52.8 V G96
2020-03-22 05:26:07 C 09 30 06.01 +25 56 02.1 V G96
2020-03-22 05:42:21 C 09 30 05.49 +25 56 03.0 V G96
2020-03-22 05:50:29 C 09 30 05.25 +25 56 02.4 V G96
2021-11-15 10:05:42 C 05 43 07.06 +23 42 10.9 V G96
2021-11-15 10:13:52 C 05 43 06.71 +23 42 11.1 V G96
2021-11-15 10:22:03 C 05 43 06.25 +23 42 11.7 V G96
2021-11-15 10:30:14 C 05 43 05.94 +23 42 12.3 V G96
2021-11-28 08:26:56 C 05 27 35.61 +24 02 21.2 V G96
2021-11-28 08:34:21 C 05 27 35.22 +24 02 22.2 V G96
2021-11-28 08:41:45 C 05 27 34.82 +24 02 22.3 V G96
2021-11-28 08:49:11 C 05 27 34.37 +24 02 22.7 V G96
2021-11-30 06:49:51 C 05 25 01.34 +24 04 37.3 V V00
2021-11-30 06:56:52 C 05 25 00.94 +24 04 37.5 V V00
2021-11-30 07:03:52 C 05 25 00.53 +24 04 37.9 V V00
2021-11-30 07:10:51 C 05 25 00.13 +24 04 38.2 V V00
2023-01-22 09:48:56 C 09 53 37.314 +23 13 04.00 U F52
2023-01-22 10:08:31 C 09 53 36.529 +23 13 10.27 U F52
2023-01-22 10:28:05 C 09 53 35.750 +23 13 15.93 U F52
2023-01-22 10:47:49 C 09 53 34.953 +23 13 22.39 U F52
2024-11-22 09:25:20 C 04 43 43.018 +21 10 35.65 V G96
2024-11-22 09:32:45 C 04 43 42.571 +21 10 35.36 V G96
2024-11-22 09:40:09 C 04 43 42.125 +21 10 35.11 V G96
2024-11-22 09:47:30 C 04 43 41.678 +21 10 34.68 V G96
2024-11-22 12:55:05 C 04 43 30.604 +21 10 36.45 X F52
2024-11-22 13:12:37 C 04 43 29.539 +21 10 36.50 X F52
2024-11-22 13:30:07 C 04 43 28.485 +21 10 36.44 X F52
2024-11-22 13:47:38 C 04 43 27.428 +21 10 36.35 X F52
2024-11-27 11:39:07 C 04 36 27.713 +21 10 09.95 X F51
2024-11-27 11:57:32 C 04 36 26.581 +21 10 09.75 X F51
2024-11-27 12:15:52 C 04 36 25.448 +21 10 09.40 X F51
2024-11-27 12:34:17 C 04 36 24.336 +21 10 09.15 X F51
2024-12-03 07:59:38 C 04 28 12.328 +21 08 18.99 X F52
2024-12-03 08:16:09 C 04 28 11.345 +21 08 18.80 X F52
2024-12-03 08:32:39 C 04 28 10.366 +21 08 18.55 X F52
2024-12-03 08:49:19 C 04 28 09.373 +21 08 18.34 X F52
2024-12-04 06:11:38 C 04 26 55.432 +21 07 54.26 V G96
2024-12-04 06:19:00 C 04 26 54.985 +21 07 54.34 V G96