2018 PL9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6756064182 ± 1.52e-08
Semi-major axis (a)3.2738104185 AU ± 8.31e-09
Inclination (i)30.97589364° ± 8.44e-06
Long. of Asc. Node (Ω)318.45619122° ± 4.10e-06
Arg. of Perihelion (ω)68.12832028° ± 8.88e-06
Mean Anomaly (M)68.89389865° ± 2.10e-06
Mean Motion (n)0.1663918255°/day ± 6.33e-10
Perihelion dist (q)1.06200309 AU ± 4.97e-08
Aphelion dist (Q)5.48561775 AU ± 5.15e-08
Orbital Period5.92352587 yr ± 2.25e-08
Physical Parameters
H (abs. magnitude)19.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.257″
Uncertainty0
Orbit TypeAmor
MOID0.290822 AU
Observations Used190
Oppositions6
Arc Total2018-2025
First Observation Used2018-06-12
Last Observation Used2025-01-19
Observations (211)
Date Type RA Dec Mag Band Observatory
2018-08-10 03:52:05 C 21 10 24.98 -21 05 29.3 q X74
2018-08-10 03:57:32 C 21 10 24.27 -21 05 18.0 q X74
2018-08-10 12:47:33 C 21 09 13.26 -20 47 43.9 q E94
2018-08-10 12:59:05 C 21 09 11.61 -20 47 20.6 q E94
2018-08-10 12:59:17 C 21 09 12.44 -20 47 42.4 r P93
2018-08-10 13:03:56 C 21 09 11.82 -20 47 33.1 r P93
2018-08-10 13:06:15 C 21 09 11.48 -20 47 28.4 r P93
2018-08-10 13:10:04 C 21 09 10.10 -20 46 58.8 q E94
2018-08-10 13:21:44 C 21 09 08.52 -20 46 35.1 q E94
2018-08-10 13:29:12 C 21 09 07.48 -20 46 20.4 q E94
2018-08-10 13:32:42 C 21 09 06.85 -20 46 13.2 q E94
2018-08-10 13:55:30 C 21 09 03.77 -20 45 27.8 q E94
2018-08-11 10:09:30 C 21 06 19.30 -20 04 39.9 U T05
2018-08-11 10:12:08 C 21 06 18.94 -20 04 34.0 U T05
2018-08-11 10:27:58 C 21 06 16.66 -20 04 01.3 U T05
2018-08-11 10:47:03 C 21 06 13.94 -20 03 21.8 U T05
2018-08-11 23:14:30 C 21 04 30.94 -19 37 22.0 V 204
2018-08-11 23:51:57 C 21 04 25.57 -19 36 02.9 V 204
2018-08-15 02:15:57 C 20 53 48.33 -16 48 08.5 V W88
2018-08-15 02:30:20 C 20 53 46.18 -16 47 34.1 V W88
2018-08-15 02:46:10 C 20 53 43.76 -16 46 56.8 V W88
2018-08-15 03:15:23 C 20 53 39.33 -16 45 47.6 V W88
2018-08-16 01:45:07 C 20 50 20.47 -15 51 11.0 U 807
2018-08-16 01:46:34 C 20 50 20.24 -15 51 07.4 U 807
2018-08-16 01:48:22 C 20 50 19.97 -15 51 02.9 U 807
2018-08-16 04:45:34 C 20 49 52.63 -15 43 44.9 V W88
2018-08-16 05:00:33 C 20 49 50.35 -15 43 07.1 V W88
2018-08-16 05:15:33 C 20 49 48.03 -15 42 29.9 V W88
2018-08-16 05:30:34 C 20 49 45.71 -15 41 52.7 V W88
2018-08-23 04:21:52 C 20 24 10.36 -08 04 24.4 18.6 q H21
2018-08-23 04:30:00 C 20 24 09.02 -08 04 00.1 18.6 q H21
2018-08-23 04:38:08 C 20 24 07.75 -08 03 35.8 18.6 q H21
2018-08-26 21:28:30 C 20 10 20.23 -03 31 27.5 q K63
2018-08-26 21:34:04 C 20 10 19.25 -03 31 10.0 q K63
2018-08-26 21:39:41 C 20 10 18.42 -03 30 52.7 q K63
2018-08-27 21:11:04 C 20 06 41.50 -02 16 48.1 S 160
2018-08-27 21:14:07 C 20 06 41.03 -02 16 38.4 S 160
2018-08-27 21:17:07 C 20 06 40.53 -02 16 28.5 S 160
2018-08-31 03:19:40 C 19 54 54.01 +01 52 05.3 u H21
2018-08-31 03:26:30 C 19 54 52.97 +01 52 27.5 u H21
2018-08-31 03:35:13 C 19 54 51.61 +01 52 55.2 u H21
2018-08-31 03:43:52 C 19 54 50.30 +01 53 22.9 u H21
2018-08-31 03:50:22 C 19 54 49.29 +01 53 43.7 u H21
2018-08-31 04:37:37 C 19 54 42.56 +01 56 17.2 o 691
2018-08-31 04:44:58 C 19 54 41.43 +01 56 40.6 o 691
2018-08-31 04:51:48 C 19 54 40.39 +01 57 02.2 o 691
2018-08-31 21:25:51 C 19 52 13.56 +02 49 52.0 q C95
2018-08-31 21:58:45 C 19 52 08.71 +02 51 37.8 q C95
2018-08-31 22:15:13 C 19 52 06.16 +02 52 31.2 q C95
2018-09-02 03:08:21 C 19 47 54.50 +04 24 34.2 V H21