2003 SY4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6125463000
Semi-major axis (a)2.4762018000 AU
Inclination (i)3.92516000°
Long. of Asc. Node (Ω)353.68085000°
Arg. of Perihelion (ω)327.65600000°
Mean Anomaly (M)253.70684000°
Mean Motion (n)0.2529443700°/day
Perihelion dist (q)0.95941350 AU
Aphelion dist (Q)3.99299010 AU
Orbital Period3.89653920 yr
Physical Parameters
H (abs. magnitude)26.50
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.590″
Uncertainty6
Orbit TypeApollo
MOID0.003654 AU
Observations Used66
Oppositions1
Arc Total
First Observation Used
Last Observation Used2003-09-26
Observations (67)
Date Type RA Dec Mag Band Observatory
2003-09-19 21:11:32 C 00 36 39.82 +11 46 50.2 c 540
2003-09-19 21:19:43 C 00 36 43.59 +11 47 46.3 c 540
2003-09-19 21:30:29 C 00 36 49.86 +11 49 09.5 c 587
2003-09-19 21:35:40 C 00 36 52.19 +11 49 43.8 c 587
2003-09-19 23:09:34 C 00 37 32.62 +12 00 04.8 c 246
2003-09-19 23:12:38 C 00 37 33.93 +12 00 25.9 c 246
2003-09-19 23:13:39 C 00 37 34.37 +12 00 32.0 c 246
2003-09-19 23:16:12 C 00 37 35.49 +12 00 48.2 c 246
2003-09-20 01:03:57 C 00 38 25.34 +12 12 16.1 r J95
2003-09-20 01:22:54 C 00 38 33.37 +12 14 15.9 r J95
2003-09-20 01:41:26 C 00 38 41.15 +12 16 12.5 r J95
2003-09-20 20:47:28 C 00 46 44.75 +13 59 59.4 c 540
2003-09-20 20:57:05 C 00 46 47.86 +14 00 45.4 c 540
2003-09-21 03:18:07 C 00 48 45.32 +14 28 56.8 r J95
2003-09-21 03:46:24 C 00 48 53.76 +14 30 54.9 r J95
2003-09-26 21:25:31 C 01 12 16.73 +19 17 30.0 c 540
2003-09-26 21:56:12 C 01 12 18.52 +19 18 01.8 c 540