2011 EV4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.4994691033 ± 2.00e+00
Semi-major axis (a)	2.0553191501 AU ± 3.00e+00
Inclination (i)	10.39355390° ± 4.00e+00
Long. of Asc. Node (Ω)	161.86237712° ± 5.00e+00
Arg. of Perihelion (ω)	357.07063483° ± 6.00e+00
Mean Anomaly (M)	357.10846773° ± 7.47e-02
Mean Motion (n)	0.3344915700°/day ± 7.32e-01
Perihelion dist (q)	1.02875070 AU ± 4.38e+00
Aphelion dist (Q)	3.08188750 AU ± 6.09e+00
Orbital Period	2.94658440 yr ± 6.45e+00

Physical Parameters

H (abs. magnitude)	26.60
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-18
RMS Residual	0.578″
Uncertainty	2
Orbit Type	Amor
MOID	0.037974 AU
Observations Used	16
Oppositions	1
Arc Total	2011-2011
First Observation Used	—
Last Observation Used	2011-03-03

Observations (16)

Date	Type	RA	Dec	Mag	Band	Observatory
2011-03-02 07:01:01	C	09 28 13.72	+07 45 46.0	–	r	G96
2011-03-02 07:09:26	C	09 28 20.42	+07 46 52.9	–	r	G96
2011-03-02 07:17:49	C	09 28 26.97	+07 47 59.6	–	r	G96
2011-03-02 07:26:16	C	09 28 33.60	+07 49 04.9	–	r	G96
2011-03-02 08:23:01	C	09 29 18.27	+07 56 31.9	–	r	G96
2011-03-02 08:34:39	C	09 29 27.45	+07 58 03.3	–	r	G96
2011-03-02 08:46:26	C	09 29 36.96	+07 59 36.7	–	r	G96
2011-03-02 08:58:05	C	09 29 46.10	+08 01 06.9	–	r	G96
2011-03-03 04:43:25	C	09 46 53.43	+10 39 07.8	–	r	G96
2011-03-03 04:45:08	C	09 46 54.87	+10 39 22.2	–	r	G96
2011-03-03 04:46:50	C	09 46 56.24	+10 39 35.2	–	r	G96
2011-03-03 04:54:59	C	09 47 03.04	+10 40 41.1	–	r	G96
2011-03-03 04:57:01	C	09 47 04.81	+10 40 58.4	–	r	G96
2011-03-03 04:58:46	C	09 47 06.25	+10 41 12.6	–	r	G96
2011-03-03 05:00:31	C	09 47 07.69	+10 41 26.8	–	r	G96
2011-03-03 05:02:10	C	09 47 09.06	+10 41 39.6	–	r	G96