2022 SY4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4888922392 ± 2.34e-04
Semi-major axis (a)1.6142340492 AU ± 6.27e-04
Inclination (i)0.35153905° ± 4.46e-05
Long. of Asc. Node (Ω)56.91781464° ± 2.46e-02
Arg. of Perihelion (ω)9.35156857° ± 2.51e-02
Mean Anomaly (M)171.63858839° ± 3.11e-01
Mean Motion (n)0.4805764895°/day ± 2.80e-04
Perihelion dist (q)0.82504755 AU ± 4.95e-04
Aphelion dist (Q)2.40342055 AU ± 1.01e-03
Orbital Period2.05092489 yr ± 1.20e-03
Physical Parameters
H (abs. magnitude)27.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty3
Orbit TypeApollo
MOID0.004957 AU
Observations Used24
Oppositions1
Arc Total2022-2022
First Observation Used2022-09-17
Last Observation Used2022-09-26
Observations (24)
Date Type RA Dec Mag Band Observatory
2022-09-17 08:06:03 C 23 34 33.71 -08 04 54.4 V G96
2022-09-17 08:26:14 C 23 34 34.67 -08 05 07.9 V G96
2022-09-20 08:30:52 C 23 43 33.204 -09 22 19.55 U F52
2022-09-20 08:45:33 C 23 43 35.132 -09 22 43.06 U F52
2022-09-20 09:14:59 C 23 43 38.950 -09 23 30.27 U F52
2022-09-20 12:00:09 C 23 44 00.587 -09 27 49.74 V F52
2022-09-20 12:01:04 C 23 44 00.700 -09 27 51.09 V F52
2022-09-21 02:49:47 C 23 47 17.83 -09 50 59.3 u 807
2022-09-21 02:59:09 C 23 47 19.47 -09 51 18.3 u 807
2022-09-21 03:08:33 C 23 47 21.17 -09 51 37.0 u 807
2022-09-21 08:49:08 C 23 48 44.309 -10 06 22.53 V 568
2022-09-21 08:50:33 C 23 48 44.576 -10 06 25.57 V 568
2022-09-21 08:51:58 C 23 48 44.852 -10 06 28.70 V 568
2022-09-22 03:32:25 C 23 54 14.48 -10 48 37.7 u 807
2022-09-22 03:41:50 C 23 54 17.09 -10 49 04.8 u 807
2022-09-22 03:51:15 C 23 54 19.75 -10 49 31.5 u 807
2022-09-23 06:58:57 C 00 06 22.94 -12 28 02.4 u 807
2022-09-23 07:04:50 C 00 06 25.99 -12 28 29.4 u 807
2022-09-23 07:10:43 C 00 06 29.07 -12 28 55.6 u 807
2022-09-23 10:26:42 C 00 08 43.333 -12 50 18.81 U F51
2022-09-23 11:00:30 C 00 09 01.769 -12 53 11.44 U F51
2022-09-23 11:17:36 C 00 09 11.194 -12 54 38.71 U F51
2022-09-26 01:05:52 C 02 26 42.83 -26 42 39.1 V 204
2022-09-26 01:17:42 C 02 27 59.50 -26 47 50.8 V 204