523626 (2008 PH9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5591723511 ± 1.86e-07
Semi-major axis (a)2.9149583975 AU ± 4.32e-08
Inclination (i)35.58600213° ± 3.32e-05
Long. of Asc. Node (Ω)341.21320767° ± 8.36e-06
Arg. of Perihelion (ω)247.89722120° ± 3.40e-05
Mean Anomaly (M)206.82124774° ± 4.55e-05
Mean Motion (n)0.1980449328°/day ± 4.40e-09
Perihelion dist (q)1.28499426 AU ± 5.42e-07
Aphelion dist (Q)4.54492254 AU ± 5.45e-07
Orbital Period4.97678113 yr ± 1.11e-07
Physical Parameters
H (abs. magnitude)16.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.264″
Uncertainty0
Orbit TypeAmor
MOID0.516897 AU
Observations Used124
Oppositions12
Arc Total2008-2023
First Observation Used2008-08-06
Last Observation Used2023-10-13
Observations (135)
Date Type RA Dec Mag Band Observatory
2018-10-10 07:10:15 C 22 06 41.236 -05 52 38.41 U F52
2018-10-10 07:28:11 C 22 06 40.803 -05 52 35.04 U F52
2018-10-10 07:46:15 C 22 06 40.362 -05 52 31.72 U F52
2023-07-15 07:40:01 C 00 01 25.09 -09 39 37.0 u 807
2023-07-15 07:45:11 C 00 01 25.01 -09 39 35.9 u 807
2023-07-15 07:50:20 C 00 01 24.86 -09 39 34.0 u 807
2023-08-18 10:58:27 C 23 22 31.321 -06 37 16.29 X F52
2023-08-18 11:15:01 C 23 22 30.205 -06 37 13.57 X F52
2023-08-18 11:31:39 C 23 22 29.086 -06 37 10.82 X F52
2023-08-18 11:48:14 C 23 22 27.967 -06 37 08.13 X F52
2023-08-21 10:54:38 C 23 17 44.143 -06 25 47.11 X F51
2023-08-21 11:29:01 C 23 17 41.776 -06 25 41.74 X F51
2023-08-21 11:46:17 C 23 17 40.584 -06 25 39.07 X F51
2023-09-06 06:25:33 C 22 52 06.920 -05 31 59.70 V G96
2023-09-06 06:33:40 C 22 52 06.388 -05 31 58.62 V G96
2023-09-06 06:41:45 C 22 52 05.844 -05 31 57.72 V G96
2023-09-06 06:49:50 C 22 52 05.308 -05 31 56.64 V G96
2023-09-10 09:44:22 C 22 45 46.555 -05 19 11.48 X F51
2023-09-10 10:00:25 C 22 45 45.529 -05 19 09.44 X F51
2023-09-10 10:17:39 C 22 45 44.435 -05 19 07.23 X F51
2023-09-20 05:04:55 C 22 32 14.118 -04 49 45.48 V G96
2023-09-20 05:13:08 C 22 32 13.686 -04 49 44.47 V G96
2023-09-20 05:21:20 C 22 32 13.308 -04 49 43.07 V G96
2023-09-20 05:29:32 C 22 32 12.862 -04 49 42.38 V G96
2023-10-04 05:53:43 C 22 17 41.453 -04 06 54.03 X F52
2023-10-04 06:09:20 C 22 17 40.906 -04 06 51.89 X F52
2023-10-04 06:24:56 C 22 17 40.354 -04 06 49.99 X F52
2023-10-04 06:40:31 C 22 17 39.819 -04 06 47.97 X F52
2023-10-08 07:12:34 C 22 14 39.480 -03 53 56.00 X F51
2023-10-08 07:30:22 C 22 14 38.936 -03 53 53.39 X F51
2023-10-08 07:48:08 C 22 14 38.435 -03 53 51.10 X F51
2023-10-08 08:05:54 C 22 14 37.906 -03 53 48.57 X F51
2023-10-13 07:09:55 C 22 11 38.767 -03 37 22.54 X F51
2023-10-13 07:28:04 C 22 11 38.366 -03 37 20.12 X F51
2023-10-13 08:05:41 C 22 11 37.497 -03 37 14.62 X F51