2022 SY11

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.2792364896 ± 2.60e-01
Semi-major axis (a)	1.0186658289 AU ± 2.34e-01
Inclination (i)	22.85694288° ± 3.84e+01
Long. of Asc. Node (Ω)	186.36628628° ± 1.80e+00
Arg. of Perihelion (ω)	37.99914000° ± 3.13e+01
Mean Anomaly (M)	137.80169409° ± 4.51e+02
Mean Motion (n)	0.9619490800°/day ± 3.31e-01
Perihelion dist (q)	0.73378980 AU ± 3.14e-01
Aphelion dist (Q)	1.29886980 AU ± 3.99e-01
Orbital Period	1.02459440 yr ± 3.53e-01

Physical Parameters

H (abs. magnitude)	24.42
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-18
RMS Residual	0.311″
Uncertainty	4
Orbit Type	Apollo
MOID	0.162033 AU
Observations Used	13
Oppositions	1
Arc Total	2022-2022
First Observation Used	—
Last Observation Used	2022-09-27

Observations (15)

Date	Type	RA	Dec	Mag	Band	Observatory
2022-09-25 06:04:54	C	23 46 50.653	+12 12 18.47	–	V	G96
2022-09-25 06:12:23	C	23 46 49.987	+12 11 34.62	–	V	G96
2022-09-25 06:19:53	C	23 46 49.343	+12 10 52.14	–	V	G96
2022-09-25 06:27:22	C	23 46 48.731	+12 10 09.84	–	V	G96
2022-09-25 09:39:24	C	23 46 32.790	+11 51 58.21	–	V	I52
2022-09-25 09:41:47	C	23 46 32.671	+11 51 45.29	–	V	I52
2022-09-25 09:44:10	C	23 46 32.491	+11 51 32.36	–	V	I52
2022-09-25 09:46:33	C	23 46 32.293	+11 51 18.50	–	V	I52
2022-09-26 04:36:24	C	23 45 17.122	+10 05 51.72	–	V	I52
2022-09-26 04:42:39	C	23 45 16.607	+10 05 17.77	–	V	I52
2022-09-26 04:45:46	C	23 45 16.330	+10 05 00.53	–	V	I52
2022-09-27 09:47:41	C	23 43 18.404	+07 27 10.22	–	V	V06
2022-09-27 09:50:08	C	23 43 18.242	+07 26 57.01	–	V	V06
2022-09-27 09:52:34	C	23 43 18.052	+07 26 43.69	–	V	V06
2022-09-27 09:55:01	C	23 43 17.890	+07 26 30.95	–	V	V06