2017 YP4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5723541713 ± 5.90e-08
Semi-major axis (a)2.8216448443 AU ± 1.07e-07
Inclination (i)29.35466575° ± 1.08e-05
Long. of Asc. Node (Ω)101.19113579° ± 3.47e-06
Arg. of Perihelion (ω)14.00738472° ± 3.24e-05
Mean Anomaly (M)230.18540464° ± 3.04e-05
Mean Motion (n)0.2079499177°/day ± 1.18e-08
Perihelion dist (q)1.20666465 AU ± 1.73e-07
Aphelion dist (Q)4.43662504 AU ± 2.37e-07
Orbital Period4.73972914 yr ± 2.70e-07
Physical Parameters
H (abs. magnitude)19.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.238″
Uncertainty0
Orbit TypeAmor
MOID0.232654 AU
Observations Used203
Oppositions4
Arc Total2013-2018
First Observation Used2013-03-03
Last Observation Used2018-05-11
Observations (223)
Date Type RA Dec Mag Band Observatory
2018-01-10 17:21:10 C 06 23 43.91 +35 53 20.1 U K74
2018-01-12 21:19:53 C 06 22 47.56 +39 50 35.3 q 160
2018-01-12 21:22:10 C 06 22 47.53 +39 50 45.3 q 160
2018-01-12 21:24:27 C 06 22 47.50 +39 50 55.6 q 160
2018-01-14 05:24:29 C 06 22 18.27 +42 11 06.1 U 703
2018-01-14 05:25:44 C 06 22 18.23 +42 11 11.9 U 703
2018-01-14 05:32:12 C 06 22 18.03 +42 11 39.3 U 703
2018-01-14 05:33:28 C 06 22 17.94 +42 11 44.7 U 703
2018-01-14 05:39:56 C 06 22 17.91 +42 12 13.0 U 703
2018-01-14 05:41:13 C 06 22 17.83 +42 12 18.4 U 703
2018-01-14 05:47:41 C 06 22 17.67 +42 12 46.3 U 703
2018-01-14 05:49:01 C 06 22 17.63 +42 12 52.1 U 703
2018-01-14 11:11:55 C 06 22 11.66 +42 35 58.5 U T05
2018-01-14 11:23:38 C 06 22 11.41 +42 36 48.0 U T05
2018-01-14 11:39:27 C 06 22 11.04 +42 37 54.6 U T05
2018-01-14 11:40:45 C 06 22 11.01 +42 38 00.1 U T05
2018-01-14 11:49:12 C 06 22 10.81 +42 38 36.2 U T05
2018-01-14 12:07:37 C 06 22 10.44 +42 39 53.5 U T05
2018-01-14 12:15:18 C 06 22 10.24 +42 40 26.0 U T05
2018-01-15 17:56:49 C 06 21 51.24 +44 44 31.7 t L04
2018-01-15 18:12:47 C 06 21 50.97 +44 45 38.1 t L04
2018-01-16 10:33:02 C 06 21 38.41 +45 52 13.5 U T08
2018-01-16 11:13:29 C 06 21 37.52 +45 54 53.6 U T08
2018-01-16 11:30:03 C 06 21 37.21 +45 55 59.7 U T08
2018-01-20 10:29:59 C 06 21 12.46 +51 50 25.9 U T08
2018-01-20 10:31:18 C 06 21 12.39 +51 50 30.7 U T08
2018-01-20 10:48:12 C 06 21 12.25 +51 51 28.0 U T08
2018-01-20 10:50:11 C 06 21 12.25 +51 51 35.4 U T08
2018-01-20 10:57:26 C 06 21 12.18 +51 51 59.9 U T08
2018-01-20 11:00:05 C 06 21 12.18 +51 52 09.2 U T08
2018-01-20 11:14:23 C 06 21 11.99 +51 52 57.4 U T08
2018-01-20 11:16:22 C 06 21 11.94 +51 53 03.9 U T08
2018-01-21 21:02:56 C 06 21 22.24 +53 45 50.0 U 130
2018-01-21 21:06:43 C 06 21 22.25 +53 46 02.4 U 130
2018-01-21 21:10:31 C 06 21 22.18 +53 46 14.5 U 130
2018-01-21 21:15:49 C 06 21 22.19 +53 46 31.7 U 130
2018-01-22 04:02:03 C 06 21 26.01 +54 08 24.5 U 703
2018-01-22 04:09:48 C 06 21 25.95 +54 08 49.4 U 703
2018-01-22 04:17:34 C 06 21 25.93 +54 09 14.4 U 703
2018-01-22 04:25:19 C 06 21 25.91 +54 09 39.6 U 703
2018-01-26 04:01:21 C 06 22 57.04 +58 48 57.2 u H21
2018-01-26 04:04:14 C 06 22 57.10 +58 49 04.9 u H21
2018-01-26 04:07:20 C 06 22 57.15 +58 49 12.9 u H21
2018-01-26 04:10:26 C 06 22 57.19 +58 49 21.3 u H21
2018-01-26 04:13:33 C 06 22 57.24 +58 49 29.3 u H21
2018-01-26 04:16:39 C 06 22 57.28 +58 49 37.5 u H21
2018-01-26 04:19:46 C 06 22 57.33 +58 49 45.6 u H21
2018-01-26 04:23:17 C 06 22 57.38 +58 49 55.0 u H21
2018-01-28 03:33:18 C 06 24 23.97 +60 49 06.7 U I52
2018-01-28 03:34:24 C 06 24 24.02 +60 49 09.4 U I52