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
2024-03-21 03:48:22 s 1 +166187.53 7 +270205.28 3400.0 C57
2024-03-21 12:08:22 S 17 35 46.068 +72 50 10.68 V C57
2024-03-21 12:08:22 s 1 +146735.64 7 +274395.42 3070.0 C57
2024-03-21 12:48:22 S 17 35 57.310 +72 49 57.47 V C57
2024-03-21 12:48:22 s 1 +145104.05 3 +274593.37 9990.0 C57
2024-03-21 13:08:22 S 17 36 02.196 +72 50 05.68 V C57
2024-03-21 13:08:22 s 1 +144283.21 5 +274683.45 7240.0 C57
2024-03-21 14:08:22 S 17 36 18.655 +72 49 46.63 V C57
2024-03-21 14:08:22 s 1 +141807.06 8 +274924.83 7370.0 C57
2024-03-21 18:28:22 S 17 37 23.153 +72 48 58.21 V C57
2024-03-21 18:28:22 s 1 +130797.02 6 +275407.59 2000.0 C57
2024-03-22 01:28:22 S 17 39 12.209 +72 47 26.88 V C57
2024-03-22 01:28:22 s 1 +112081.81 1 +274161.34 5190.0 C57
2024-03-22 02:08:22 S 17 39 20.664 +72 47 17.23 V C57
2024-03-22 02:08:22 s 1 +110241.71 8 +273906.00 2380.0 C57
2024-03-22 03:18:58 B 17 40 29.112 +72 59 09.64 X K74
2024-03-22 03:40:21 B 17 40 33.962 +72 59 05.32 X K74
2024-03-22 04:48:22 S 17 40 01.205 +72 46 44.44 V C57
2024-03-22 04:48:22 s 1 +102784.84 9 +272637.47 4640.0 C57
2024-03-22 05:08:22 S 17 40 08.220 +72 46 43.57 V C57
2024-03-22 05:08:22 s 1 +101842.02 7 +272450.63 4820.0 C57
2024-03-23 15:48:21 S 17 48 57.331 +72 40 46.88 V C57
2024-03-23 16:48:21 S 17 49 12.557 +72 40 33.67 V C57
2024-03-23 17:08:21 S 17 49 18.643 +72 40 29.50 V C57
2024-03-23 17:08:21 s 1 -10298.050 0 +208945.37 9950.0 C57
2024-03-23 18:28:21 S 17 49 39.732 +72 40 17.44 V C57
2024-03-23 18:28:21 s 1 -14630.873 0 +204681.01 0.614 C57
2024-03-23 18:48:21 S 17 49 42.019 +72 40 18.34 V C57
2024-03-23 18:48:21 s 1 -15712.474 0 +203590.53 0.005 C57
2024-03-23 20:28:21 S 17 50 09.329 +72 40 01.74 V C57
2024-03-23 20:28:21 s 1 -21107.912 0 +197989.85 0.167 C57
2024-03-23 21:08:21 S 17 50 19.138 +72 40 01.74 V C57
2024-03-23 21:08:21 s 1 -23259.093 0 +195679.92 0.986 C57
2024-03-23 23:08:21 S 17 50 50.918 +72 39 43.85 V C57
2024-03-23 23:08:21 s 1 -29681.972 0 +188508.46 0.138 C57
2024-03-24 03:08:21 S 17 51 52.152 +72 39 11.52 V C57
2024-03-24 03:08:21 s 1 -42338.429 0 +173059.34 0.093 C57
2024-03-24 03:28:21 S 17 51 55.603 +72 39 20.41 V C57
2024-03-24 03:28:21 s 1 -43378.562 0 +171704.45 0.999 C57
2024-03-24 04:08:21 S 17 52 05.172 +72 39 14.51 V C57
2024-03-24 04:08:21 s 1 -45450.817 0 +168963.14 0.56 C57
2024-03-24 04:48:21 S 17 52 15.814 +72 39 07.63 V C57
2024-03-24 04:48:21 s 1 -47511.851 0 +166179.92 0.322 C57
2024-03-24 05:08:21 S 17 52 19.884 +72 39 03.24 V C57
2024-03-24 05:08:21 s 1 -48537.888 0 +164772.41 0.06 C57
2024-03-24 06:48:21 S 17 52 45.790 +72 38 53.09 V C57
2024-03-24 06:48:21 s 1 -53619.910 0 +157577.01 0.588 C57
2024-03-24 07:08:21 S 17 52 50.755 +72 38 51.97 V C57
2024-03-24 07:08:21 s 1 -54625.934 0 +156106.12 0.837 C57
2024-03-24 07:48:21 S 17 53 01.630 +72 38 48.80 V C57