2017 CH1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5778295006 ± 1.71e-08
Semi-major axis (a)2.3231963404 AU ± 6.63e-09
Inclination (i)28.06604919° ± 7.43e-06
Long. of Asc. Node (Ω)74.44200845° ± 8.48e-06
Arg. of Perihelion (ω)153.54711662° ± 1.37e-05
Mean Anomaly (M)157.09783739° ± 2.74e-06
Mean Motion (n)0.2783449868°/day ± 1.19e-09
Perihelion dist (q)0.98078496 AU ± 3.97e-08
Aphelion dist (Q)3.66560772 AU ± 4.10e-08
Orbital Period3.54102402 yr ± 1.52e-08
Physical Parameters
H (abs. magnitude)18.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.506″
Uncertainty0
Orbit TypeApollo
MOID0.004036 AU
Observations Used374
Oppositions5
Arc Total2017-2024
First Observation Used2017-01-15
Last Observation Used2024-10-22
Observations (519)
Date Type RA Dec Mag Band Observatory
2024-07-15 03:10:10 B 00 31 10.875 -70 21 45.33 Z M49
2024-07-15 03:15:17 B 00 31 10.537 -70 21 49.24 Z M49
2024-07-15 03:20:24 B 00 31 10.187 -70 21 53.70 Z M49
2024-07-16 03:33:47 B 00 29 47.567 -70 40 30.89 Z M49
2024-07-16 03:38:54 B 00 29 47.091 -70 40 34.63 Z M49
2024-07-16 03:44:01 B 00 29 46.682 -70 40 38.49 Z M49
2024-07-17 06:43:11 C 00 28 03.475 -71 00 18.54 V W68
2024-07-17 06:45:47 C 00 28 03.341 -71 00 20.81 V W68
2024-07-17 06:50:21 C 00 28 02.971 -71 00 24.05 V W68
2024-07-17 07:05:22 C 00 28 01.954 -71 00 35.32 V W68
2024-07-19 03:01:14 B 00 24 39.859 -71 30 36.76 Z M49
2024-07-19 03:17:37 B 00 24 38.324 -71 30 47.58 Z M49
2024-07-19 03:36:04 B 00 24 36.589 -71 30 59.63 Z M49
2024-07-20 02:28:18 B 00 22 38.585 -71 45 29.05 Z M49
2024-07-20 02:42:38 B 00 22 37.028 -71 45 38.15 Z M49
2024-07-20 02:56:57 B 00 22 35.592 -71 45 47.24 Z M49
2024-10-22 02:31:25 C 22 03 16.630 -51 17 58.00 u 807
2024-10-22 02:39:25 C 22 03 16.940 -51 17 50.80 u 807
2024-10-22 02:47:24 C 22 03 17.240 -51 17 43.70 u 807