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
2023-04-28 11:28:13 C 21 25 38.118 +08 40 54.23 V G96
2023-04-28 11:33:00 C 21 25 38.453 +08 40 57.54 V G96
2023-05-02 13:57:03 C 21 32 49.390 +09 38 12.72 X F52
2023-05-02 14:08:57 C 21 32 50.231 +09 38 19.63 X F52
2023-05-02 14:20:51 C 21 32 51.057 +09 38 26.45 X F52
2023-05-02 14:32:44 C 21 32 51.884 +09 38 33.39 X F52
2023-05-27 10:44:40 C 22 08 15.518 +14 50 04.49 V G96
2023-05-27 10:52:09 C 22 08 15.875 +14 50 07.98 V G96
2023-05-27 11:01:21 C 22 08 16.321 +14 50 12.23 V G96
2023-05-27 11:08:50 C 22 08 16.642 +14 50 15.68 V G96
2023-06-07 10:00:25 C 22 18 52.092 +16 42 24.84 V G96
2023-06-07 10:08:30 C 22 18 52.304 +16 42 28.40 V G96
2023-06-07 10:16:35 C 22 18 52.564 +16 42 31.28 V G96
2023-06-07 10:24:40 C 22 18 52.844 +16 42 34.49 V G96
2023-06-21 09:34:04 C 22 26 50.046 +18 32 17.20 V G96
2023-06-21 09:41:34 C 22 26 50.122 +18 32 19.36 V G96
2023-06-21 09:49:02 C 22 26 50.204 +18 32 21.37 V G96
2023-06-21 09:56:32 C 22 26 50.294 +18 32 23.10 V G96
2023-06-28 11:55:00 C 22 28 02.270 +19 08 07.11 X F52
2023-06-28 12:12:43 C 22 28 02.244 +19 08 10.18 X F52
2023-06-28 12:30:23 C 22 28 02.225 +19 08 12.95 X F52
2023-06-28 12:48:03 C 22 28 02.192 +19 08 16.11 X F52
2023-07-24 10:54:31 C 22 12 37.099 +18 09 48.78 V T05
2023-07-24 10:57:07 C 22 12 36.977 +18 09 47.45 V T05
2023-07-24 11:01:41 C 22 12 36.754 +18 09 45.47 V T05
2023-07-24 11:08:56 C 22 12 36.266 +18 09 41.98 V T05
2023-07-26 10:11:35 C 22 10 06.890 +17 48 31.59 X F52
2023-07-26 10:28:58 C 22 10 05.889 +17 48 23.41 X F52
2023-07-26 10:46:30 C 22 10 04.870 +17 48 15.08 X F52
2023-07-26 11:04:17 C 22 10 03.840 +17 48 06.61 X F52
2023-07-26 11:18:11 C 22 10 03.043 +17 47 59.78 V T05
2023-07-26 11:22:44 C 22 10 02.755 +17 47 57.66 V T05
2023-07-26 11:30:33 C 22 10 02.316 +17 47 53.77 V T05
2023-07-26 12:08:21 C 22 10 00.166 +17 47 35.84 V T05
2023-08-05 14:15:12 C 21 54 43.512 +15 11 23.02 X F52
2023-08-05 14:23:25 C 21 54 42.921 +15 11 16.33 X F52
2023-08-05 14:31:37 C 21 54 42.319 +15 11 09.61 X F52
2023-08-05 14:39:49 C 21 54 41.729 +15 11 02.90 X F52
2023-08-12 22:54:41 C 21 41 49.054 +12 28 16.25 V M22
2023-08-12 22:59:16 C 21 41 48.689 +12 28 11.17 V M22
2023-08-12 23:07:07 C 21 41 48.113 +12 28 02.57 V M22
2023-08-12 23:21:44 C 21 41 46.968 +12 27 48.35 V M22
2023-08-20 01:30:07 C 21 28 58.978 +09 16 40.58 V M22
2023-08-20 01:34:06 C 21 28 58.697 +09 16 36.23 V M22
2023-08-20 01:50:09 C 21 28 57.497 +09 16 15.74 V M22
2023-08-20 02:00:37 C 21 28 56.662 +09 16 03.32 V M22
2023-08-21 22:04:34 C 21 25 43.22 +08 22 11.3 V 130
2023-08-21 22:09:34 C 21 25 42.85 +08 22 05.8 V 130
2023-08-21 22:14:35 C 21 25 42.46 +08 21 59.5 V 130
2023-08-21 22:19:36 C 21 25 42.09 +08 21 53.5 V 130