2021 SU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5791514000
Semi-major axis (a)2.3073225000 AU
Inclination (i)4.20818000°
Long. of Asc. Node (Ω)6.69666000°
Arg. of Perihelion (ω)312.79350000°
Mean Anomaly (M)77.08554000°
Mean Motion (n)0.2812170400°/day
Perihelion dist (q)0.97103340 AU
Aphelion dist (Q)3.64361160 AU
Orbital Period3.50479360 yr
Physical Parameters
H (abs. magnitude)24.79
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.880″
Uncertainty8
Orbit TypeApollo
MOID0.025008 AU
Observations Used54
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-10-07
Observations (61)
Date Type RA Dec Mag Band Observatory
2021-10-04 08:50:37 C 00 38 47.773 +07 20 47.64 U F51
2021-10-04 09:28:12 C 00 38 50.025 +07 21 57.30 U F51
2021-10-04 09:47:03 C 00 38 51.138 +07 22 31.99 U F51
2021-10-05 08:38:11 C 00 40 34.868 +08 02 26.16 U F52
2021-10-05 08:53:53 C 00 40 35.709 +08 02 52.50 U F52
2021-10-05 09:09:35 C 00 40 36.555 +08 03 18.25 U F52
2021-10-05 09:25:24 C 00 40 37.410 +08 03 44.79 U F52
2021-10-07 05:18:18 C 00 43 29.97 +09 09 31.9 V G96
2021-10-07 05:25:46 C 00 43 30.33 +09 09 42.1 V G96
2021-10-07 05:33:12 C 00 43 30.66 +09 09 52.5 V G96
2021-10-07 05:40:38 C 00 43 31.00 +09 10 02.5 V G96