508871 (2003 CN17)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5180195201 ± 1.66e-08
Semi-major axis (a)1.8462428377 AU ± 1.45e-09
Inclination (i)32.06605330° ± 1.06e-05
Long. of Asc. Node (Ω)330.71292691° ± 3.08e-06
Arg. of Perihelion (ω)265.70543609° ± 7.25e-06
Mean Anomaly (M)2.79482603° ± 5.23e-06
Mean Motion (n)0.3928972969°/day ± 4.64e-10
Perihelion dist (q)0.88985301 AU ± 3.06e-08
Aphelion dist (Q)2.80263267 AU ± 3.07e-08
Orbital Period2.50861050 yr ± 2.96e-09
Physical Parameters
H (abs. magnitude)19.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.331″
Uncertainty0
Orbit TypeApollo
MOID0.218730 AU
Observations Used357
Oppositions12
Arc Total2003-2023
First Observation Used2003-02-08
Last Observation Used2023-09-18
Observations (384)
Date Type RA Dec Mag Band Observatory
2018-02-07 09:05:50 C 11 15 15.81 +16 44 35.2 U I41
2018-02-07 09:07:16 C 11 15 15.65 +16 44 32.8 U I41
2018-02-07 09:34:20 C 11 15 12.93 +16 43 49.0 U I41
2018-02-07 09:36:30 C 11 15 12.71 +16 43 45.5 U I41
2018-02-07 10:02:03 C 11 15 10.13 +16 43 03.7 U I41
2018-02-07 10:03:30 C 11 15 09.98 +16 43 01.4 U I41
2018-02-07 10:30:52 C 11 15 07.21 +16 42 16.7 U I41
2018-02-08 08:15:56 C 11 12 58.45 +16 05 49.3 U 703
2018-02-08 08:23:30 C 11 12 57.62 +16 05 36.5 U 703
2018-02-08 08:31:04 C 11 12 56.80 +16 05 23.8 U 703
2018-02-08 08:38:38 C 11 12 56.06 +16 05 11.1 U 703
2018-02-09 08:20:10 C 11 10 25.36 +15 23 04.8 U I41
2018-02-09 08:21:34 C 11 10 25.20 +15 23 02.1 U I41
2018-02-09 08:35:49 C 11 10 23.55 +15 22 36.2 U I41
2018-02-09 08:57:10 C 11 10 21.09 +15 21 57.1 U I41
2018-02-09 09:08:35 C 11 10 19.78 +15 21 36.3 U I41
2018-02-09 09:09:19 C 11 10 19.69 +15 21 35.1 U I41
2018-02-09 09:34:13 C 11 10 16.80 +15 20 49.4 U I41
2018-02-11 08:38:00 C 11 04 44.33 +13 49 06.7 U I41
2018-02-11 08:38:43 C 11 04 44.24 +13 49 05.3 U I41
2018-02-11 09:01:03 C 11 04 41.10 +13 48 21.7 U 703
2018-02-11 09:08:43 C 11 04 40.17 +13 48 04.3 U 703
2018-02-11 09:16:24 C 11 04 39.17 +13 47 48.5 U 703
2018-02-11 09:24:03 C 11 04 38.19 +13 47 32.9 U 703
2018-02-11 09:26:29 C 11 04 37.94 +13 47 26.6 U I41
2018-02-11 09:27:12 C 11 04 37.86 +13 47 25.1 U I41
2018-02-11 09:57:48 C 11 04 33.81 +13 46 21.5 U I41
2018-02-11 09:58:32 C 11 04 33.72 +13 46 20.2 U I41
2018-02-11 10:00:40 C 11 04 33.43 +13 46 15.5 U I41
2018-02-12 14:50:47 C 11 00 45.41 +12 44 16.7 U T08
2018-02-12 15:09:33 C 11 00 42.80 +12 43 34.2 U T08
2018-02-12 15:28:19 C 11 00 40.10 +12 42 51.4 U T08
2018-02-12 15:47:22 C 11 00 37.47 +12 42 07.9 U T08
2018-02-21 10:32:43 C 10 22 42.007 +02 21 42.95 U F51
2018-02-21 10:51:11 C 10 22 37.636 +02 20 33.86 U F51
2018-02-21 11:28:20 C 10 22 28.847 +02 18 14.97 U F51
2018-02-24 05:59:23 C 10 06 13.02 -02 08 10.1 q H15
2018-02-24 06:05:09 C 10 06 11.36 -02 08 37.1 U 703
2018-02-24 06:11:50 C 10 06 09.50 -02 09 04.0 q H15
2018-02-24 06:12:45 C 10 06 09.31 -02 09 09.5 U 703
2018-02-24 06:20:21 C 10 06 07.33 -02 09 42.1 U 703
2018-02-24 06:20:57 C 10 06 06.94 -02 09 44.5 q H15
2018-02-24 06:35:11 C 10 06 03.26 -02 10 45.4 U 703
2018-02-26 22:54:54 C 09 48 09.45 -06 59 36.1 U Z80
2018-02-26 23:01:52 C 09 48 07.36 -07 00 08.8 U Z80
2018-02-26 23:08:52 C 09 48 05.32 -07 00 41.2 U Z80
2018-03-06 08:46:18 C 08 48 32.53 -21 37 04.3 U T08
2018-03-06 08:48:16 C 08 48 31.78 -21 37 14.6 U T08
2018-03-06 08:58:11 C 08 48 28.02 -21 38 02.4 U T08
2018-03-06 09:08:05 C 08 48 24.24 -21 38 50.5 U T08