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
2018-01-28 03:36:50 C 06 24 24.06 +60 49 13.8 U I52
2018-02-05 03:29:37 C 06 35 41.70 +67 04 51.8 U I52
2018-02-05 03:31:16 C 06 35 41.83 +67 04 54.0 U I52
2018-02-05 03:34:38 C 06 35 42.05 +67 04 59.4 U I52
2018-02-05 03:36:24 C 06 35 42.19 +67 05 01.8 U I52
2018-02-07 03:46:47 C 06 40 06.61 +68 15 29.4 U 703
2018-02-07 03:54:31 C 06 40 07.45 +68 15 41.0 U 703
2018-02-07 04:02:14 C 06 40 07.88 +68 15 52.1 U 703
2018-02-07 04:09:58 C 06 40 08.57 +68 16 02.9 U 703
2018-02-23 04:36:06 C 07 39 02.11 +73 21 23.1 U I52
2018-02-23 04:41:20 C 07 39 02.84 +73 21 24.6 U I52
2018-02-23 04:46:33 C 07 39 03.68 +73 21 26.7 U I52
2018-03-07 03:12:19 C 08 38 23.72 +73 21 46.6 U I52
2018-03-07 03:17:18 C 08 38 24.65 +73 21 45.3 U I52
2018-03-07 03:22:33 C 08 38 25.70 +73 21 43.8 U I52
2018-03-07 03:27:32 C 08 38 26.75 +73 21 42.9 U I52
2018-04-04 08:34:03 C 10 25 08.48 +65 40 33.7 U I52
2018-04-04 08:42:58 C 10 25 09.47 +65 40 24.8 U I52
2018-04-04 08:55:50 C 10 25 10.79 +65 40 11.9 U I52
2018-04-04 09:00:36 C 10 25 11.36 +65 40 06.6 U I52
2018-05-11 02:29:45 C 11 39 47.40 +49 17 12.9 u H21
2018-05-11 03:06:03 C 11 39 49.91 +49 16 29.3 u H21
2018-05-11 03:17:59 C 11 39 50.71 +49 16 14.8 u H21