108906 (2001 PL9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3604047361 ± 1.49e-08
Semi-major axis (a)1.2352431288 AU ± 1.14e-09
Inclination (i)20.92746995° ± 1.78e-06
Long. of Asc. Node (Ω)172.04565673° ± 4.13e-06
Arg. of Perihelion (ω)344.01905331° ± 4.11e-06
Mean Anomaly (M)30.54288695° ± 3.98e-06
Mean Motion (n)0.7179324872°/day ± 9.92e-10
Perihelion dist (q)0.79005565 AU ± 1.84e-08
Aphelion dist (Q)1.68043060 AU ± 1.84e-08
Orbital Period1.37286765 yr ± 1.90e-09
Physical Parameters
H (abs. magnitude)17.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.181″
Uncertainty0
Orbit TypeApollo
MOID0.192603 AU
Observations Used651
Gaia Obs Used96
Oppositions4
Arc Total2001-2016
First Observation Used2001-08-05
Last Observation Used2023-11-10
Observations (681)
Date Type RA Dec Mag Band Observatory
2005-05-21 08:59:35 C 20 12 25.30 +45 23 21.7 r G96
2005-05-21 09:04:26 C 20 12 24.91 +45 23 22.9 r G96
2005-05-24 23:52:53 C 20 05 52.84 +45 36 09.0 o 198
2005-05-26 00:50:08 C 20 03 55.18 +45 38 40.3 o 628
2005-05-26 01:34:32 C 20 03 51.44 +45 38 44.9 o 628
2005-07-02 22:52:11 C 18 39 21.82 +37 44 30.6 r A13
2005-07-02 23:04:14 C 18 39 20.81 +37 44 16.6 r A13
2005-07-02 23:07:26 C 18 39 20.54 +37 44 12.0 r A13
2005-07-03 20:51:14 C 18 37 34.87 +37 17 25.2 r 151
2005-07-03 20:54:48 C 18 37 34.58 +37 17 20.8 r 151
2005-07-03 20:56:21 C 18 37 34.46 +37 17 19.2 r 151
2005-07-03 20:56:51 C 18 37 34.43 +37 17 18.5 r 151
2005-07-05 21:41:49 C 18 33 44.84 +36 14 58.2 c A48
2005-07-05 21:45:57 C 18 33 44.52 +36 14 52.8 c A48
2005-07-05 21:50:05 C 18 33 44.19 +36 14 47.5 c A48
2005-07-05 21:54:13 C 18 33 43.86 +36 14 42.0 c A48
2005-07-11 22:16:34 C 18 23 43.22 +32 53 17.1 r A13
2005-07-11 22:43:45 C 18 23 41.43 +32 52 37.2 r A13
2005-07-11 22:45:01 C 18 23 41.35 +32 52 35.3 r A13
2005-07-13 21:53:47 C 18 20 52.89 +31 42 16.4 r A13
2005-07-13 22:02:21 C 18 20 52.43 +31 42 02.8 r A13
2005-07-13 22:16:47 C 18 20 51.50 +31 41 42.0 r A13
2005-07-13 22:19:29 C 18 20 51.31 +31 41 38.2 r A13
2005-07-14 22:09:16 C 18 19 31.50 +31 05 24.4 c 560
2005-07-14 22:12:06 C 18 19 31.32 +31 05 20.3 c 560
2005-07-14 22:14:21 C 18 19 31.16 +31 05 17.2 c 560
2005-07-14 22:49:46 C 18 19 29.30 +31 04 23.0 r 941
2005-07-14 22:50:54 C 18 19 29.24 +31 04 21.5 r 941
2005-07-14 22:52:01 C 18 19 29.17 +31 04 19.9 r 941
2005-07-14 22:54:23 C 18 19 29.05 +31 04 17.0 r 941
2005-07-14 22:55:30 C 18 19 28.98 +31 04 15.4 r 941
2005-07-17 20:22:26 C 18 15 57.48 +29 16 22.0 c A48
2005-07-17 20:27:03 C 18 15 57.28 +29 16 14.8 c A48
2005-07-17 20:31:09 C 18 15 57.00 +29 16 08.8 c A48
2005-07-17 20:35:15 C 18 15 56.83 +29 16 02.7 c A48
2005-07-20 20:57:47 C 18 12 48.48 +27 20 52.5 c A48
2005-07-20 21:02:24 C 18 12 48.29 +27 20 45.7 c A48
2005-07-20 21:06:30 C 18 12 48.12 +27 20 38.8 c A48
2005-07-20 21:10:36 C 18 12 47.91 +27 20 32.4 c A48
2005-07-22 22:35:49 C 18 10 58.05 +26 00 48.8 r 941
2005-07-22 22:36:23 C 18 10 58.02 +26 00 48.0 r 941
2005-07-22 22:36:58 C 18 10 57.99 +26 00 46.9 r 941
2005-07-22 22:37:31 C 18 10 57.96 +26 00 46.1 r 941
2005-07-22 22:38:06 C 18 10 57.93 +26 00 45.1 r 941
2005-07-31 05:17:03 C 18 06 04.62 +20 37 19.2 18.8 c 704
2005-07-31 05:33:24 C 18 06 04.19 +20 36 52.4 18.9 c 704
2005-07-31 05:49:27 C 18 06 03.93 +20 36 26.9 19.1 c 704
2005-07-31 21:18:08 C 18 05 50.84 +20 11 18.3 c 560
2005-07-31 21:27:15 C 18 05 50.69 +20 11 03.6 c 560
2005-07-31 21:35:26 C 18 05 50.55 +20 10 50.4 c 560