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
2001-08-13 01:49:09 C 20 56 16.12 +12 29 52.1 c 859
2001-08-13 01:51:29 C 20 56 15.93 +12 29 51.1 c 859
2001-08-13 01:56:16 C 20 56 15.91 +12 29 45.4 c 859
2001-08-15 21:58:05 C 20 51 20.13 +11 06 18.6 c 163
2001-08-15 21:59:11 C 20 51 19.97 +11 06 15.2 c 163
2001-08-15 22:01:45 C 20 51 19.84 +11 06 13.8 c 163
2001-08-16 07:49:05 C 20 50 37.86 +10 54 01.4 d 649
2001-08-16 07:54:55 C 20 50 37.45 +10 53 54.3 d 649
2001-08-16 08:01:39 C 20 50 36.98 +10 53 45.7 d 649
2001-08-22 15:50:46 C 20 40 38.53 +07 38 19.6 c 413
2001-08-22 15:53:02 C 20 40 38.39 +07 38 16.9 c 413
2001-08-23 14:18:38 C 20 39 18.65 +07 08 34.8 360
2001-08-23 14:21:57 C 20 39 18.48 +07 08 30.9 360
2001-08-23 14:25:52 C 20 39 18.21 +07 08 25.6 360
2001-09-06 03:27:59 C 20 24 48.72 +00 11 12.4 c 715
2001-09-06 03:35:28 C 20 24 48.52 +00 11 03.7 c 715
2001-09-19 04:03:39 C 20 19 59.55 -05 32 35.4 c 715
2001-09-19 04:09:16 C 20 19 59.46 -05 32 40.8 c 715
2001-09-19 04:14:53 C 20 19 59.39 -05 32 46.7 c 715
2001-09-21 03:24:32 C 20 20 01.40 -06 17 49.0 o 644
2001-10-11 03:10:54 C 20 29 47.48 -12 11 46.4 c 696
2001-10-11 03:13:54 C 20 29 47.55 -12 11 47.8 c 696
2002-07-09 06:12:21 C 10 18 53.62 +18 53 19.8 c 568
2002-07-09 06:14:04 C 10 18 54.01 +18 53 19.1 c 568
2004-09-05 22:25:39 C 01 55 29.52 +03 10 32.8 o A13
2004-09-05 22:30:08 C 01 55 29.56 +03 10 28.4 o A13
2004-09-05 22:34:33 C 01 55 29.56 +03 10 24.8 o A13
2004-09-05 22:36:45 C 01 55 29.52 +03 10 22.7 o A13
2004-09-08 07:08:15 C 01 55 31.85 +02 06 34.8 18.9 c 704
2004-09-08 07:25:14 C 01 55 31.73 +02 06 14.3 18.6 c 704
2004-09-08 07:41:57 C 01 55 31.68 +02 05 55.4 19.2 c 704
2004-09-08 07:59:18 C 01 55 31.62 +02 05 34.8 18.7 c 704
2004-09-08 08:16:02 C 01 55 31.54 +02 05 15.0 19.6 c 704
2004-09-21 07:56:13 C 01 50 29.02 -05 11 40.3 o 699
2004-09-21 08:19:33 C 01 50 28.21 -05 12 17.9 o 699
2004-09-21 08:42:55 C 01 50 27.41 -05 12 56.4 o 699
2004-09-21 09:06:15 C 01 50 26.57 -05 13 34.4 o 699
2004-10-06 07:21:19 C 01 32 58.33 -15 52 51.5 18.1 c 704
2004-10-06 07:36:41 C 01 32 57.29 -15 53 20.4 18.2 c 704
2004-10-06 07:52:08 C 01 32 56.21 -15 53 48.8 18.4 c 704
2004-10-06 08:07:31 C 01 32 55.22 -15 54 17.5 18.5 c 704
2004-10-06 08:22:55 C 01 32 54.12 -15 54 46.7 18.3 c 704
2004-10-13 06:04:45 C 01 21 09.83 -20 57 20.1 18.3 c 704
2004-10-13 06:20:29 C 01 21 08.60 -20 57 47.8 18.7 c 704
2004-10-13 06:52:06 C 01 21 06.06 -20 58 43.6 19.1 c 704
2004-10-13 07:07:50 C 01 21 04.76 -20 59 11.4 19.4 c 704
2004-11-12 11:33:29 C 00 30 34.47 -34 57 11.6 r E12
2004-11-12 11:47:54 C 00 30 33.79 -34 57 19.5 r E12
2004-11-12 12:02:19 C 00 30 33.07 -34 57 26.7 r E12
2004-11-12 12:16:47 C 00 30 32.38 -34 57 34.2 r E12