2020 WY4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.6044054000 ± 2.00e+00
Semi-major axis (a)	1.9878613000 AU ± 3.00e+00
Inclination (i)	9.78130000° ± 4.00e+00
Long. of Asc. Node (Ω)	242.13565000° ± 5.00e+00
Arg. of Perihelion (ω)	117.24523000° ± 6.00e+00
Mean Anomaly (M)	295.46108000°
Mean Motion (n)	0.3516616063°/day ± 7.96e-01
Perihelion dist (q)	0.78638720 AU ± 4.15e+00
Aphelion dist (Q)	3.18933540 AU ± 6.24e+00
Orbital Period	2.80271620 yr ± 6.34e+00

Physical Parameters

H (abs. magnitude)	28.90
G (slope)	0.15

Orbit Solution

Source	MPC
Solution Date	—
RMS Residual	—″
Uncertainty	—
Orbit Type	Apollo
MOID	0.000002 AU
Observations Used	17
Oppositions	1
Arc Total	—
First Observation Used	—
Last Observation Used	2020-11-26

Observations (17)

Date	Type	RA	Dec	Mag	Band	Observatory
2020-11-25 05:36:42	C	05 15 15.61	+04 25 26.3	–	V	G96
2020-11-25 05:44:11	C	05 15 10.73	+04 24 40.4	–	V	G96
2020-11-25 05:51:39	C	05 15 05.97	+04 23 55.0	–	V	G96
2020-11-25 05:59:07	C	05 15 01.10	+04 23 09.1	–	V	G96
2020-11-25 08:38:23	C	05 13 23.24	+04 08 16.4	–	V	I52
2020-11-25 08:39:37	C	05 13 22.47	+04 08 10.0	–	V	I52
2020-11-25 08:40:25	C	05 13 22.02	+04 08 06.4	–	V	I52
2020-11-25 08:41:14	C	05 13 21.53	+04 08 01.2	–	V	I52
2020-11-25 10:40:22	C	05 12 19.81	+03 58 20.1	–	V	I52
2020-11-25 10:42:30	C	05 12 18.84	+03 58 11.0	–	V	I52
2020-11-25 10:44:38	C	05 12 17.80	+03 58 01.3	–	V	I52
2020-11-25 19:53:57	C	05 10 45.06	+03 24 33.2	–	V	L01
2020-11-25 20:06:34	C	05 10 41.68	+03 24 01.0	–	V	L01
2020-11-25 20:19:53	C	05 10 38.08	+03 23 26.9	–	V	L01
2020-11-26 06:05:00	C	05 08 58.33	+03 04 37.7	–	V	I52
2020-11-26 06:11:03	C	05 08 56.90	+03 04 26.7	–	V	I52
2020-11-26 06:17:06	C	05 08 55.52	+03 04 17.7	–	V	I52