2018 PO9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4645160029 ± 1.36e-04
Semi-major axis (a)2.1232958000 AU ± 6.21e-04
Inclination (i)7.70530692° ± 1.56e-03
Long. of Asc. Node (Ω)135.82198388° ± 1.79e-03
Arg. of Perihelion (ω)177.03296615° ± 1.50e-03
Mean Anomaly (M)131.77317157° ± 3.72e-01
Mean Motion (n)0.3185638748°/day ± 1.40e-04
Perihelion dist (q)1.13699092 AU ± 4.40e-04
Aphelion dist (Q)3.10960068 AU ± 9.54e-04
Orbital Period3.09396753 yr ± 1.36e-03
Physical Parameters
H (abs. magnitude)23.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.250″
Uncertainty3
Orbit TypeAmor
MOID0.121062 AU
Observations Used21
Oppositions1
Arc Total2018-2018
First Observation Used2018-08-07
Last Observation Used2018-09-06
Observations (22)
Date Type RA Dec Mag Band Observatory
2018-08-07 13:06:37 C 00 24 13.183 -02 45 52.80 U F51
2018-08-07 13:22:31 C 00 24 15.619 -02 46 09.35 U F51
2018-08-07 13:38:25 C 00 24 18.150 -02 46 25.73 U F51
2018-08-07 13:54:21 C 00 24 20.622 -02 46 42.41 U F51
2018-08-07 18:10:53 C 00 25 03.45 -02 50 28.4 U Q64
2018-08-07 18:22:20 C 00 25 05.24 -02 50 40.3 U Q64
2018-08-07 18:32:09 C 00 25 06.77 -02 50 50.5 U Q64
2018-08-08 10:38:42 C 00 27 47.97 -03 08 28.6 o 711
2018-08-08 10:46:24 C 00 27 49.24 -03 08 36.5 o 711
2018-08-08 10:54:05 C 00 27 50.45 -03 08 45.4 o 711
2018-08-10 06:59:04 C 00 34 53.51 -03 54 01.4 U 807
2018-08-10 07:07:11 C 00 34 54.66 -03 54 09.5 U 807
2018-08-10 07:16:28 C 00 34 56.01 -03 54 18.9 U 807
2018-08-13 08:44:17 C 00 45 39.79 -05 11 25.9 u H21
2018-08-13 08:53:55 C 00 45 41.00 -05 11 36.0 u H21
2018-08-13 09:01:48 C 00 45 42.02 -05 11 44.3 u H21
2018-09-05 07:34:41 C 01 29 52.18 -13 14 53.7 U 807
2018-09-05 07:47:38 C 01 29 52.43 -13 15 02.4 U 807
2018-09-05 08:00:35 C 01 29 52.68 -13 15 11.1 U 807
2018-09-06 07:43:38 C 01 30 31.80 -13 31 02.4 U 807
2018-09-06 07:54:17 C 01 30 31.97 -13 31 09.4 U 807
2018-09-06 08:05:13 C 01 30 32.17 -13 31 16.5 U 807