2017 SO21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0276826000
Semi-major axis (a)1.0651207000 AU
Inclination (i)11.07627000°
Long. of Asc. Node (Ω)191.14392000°
Arg. of Perihelion (ω)210.87413000°
Mean Anomaly (M)114.09302000°
Mean Motion (n)0.8966146500°/day
Perihelion dist (q)1.03563540 AU
Aphelion dist (Q)1.09460600 AU
Orbital Period1.09925450 yr
Physical Parameters
H (abs. magnitude)25.30
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.310″
Uncertainty5
Orbit TypeAmor
MOID0.037662 AU
Observations Used65
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-10-30
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-10-04 09:01:42 C 01 54 45.07 +08 38 51.3 o 926
2017-10-07 00:13:03 C 02 06 27.73 -03 08 17.4 q 203
2017-10-07 00:48:21 C 02 06 32.47 -03 14 41.8 q 203
2017-10-14 08:38:03 C 02 33 24.39 -29 16 01.4 o 691
2017-10-14 08:48:04 C 02 33 25.27 -29 17 07.2 o 691
2017-10-14 08:58:05 C 02 33 26.04 -29 18 12.8 o 691
2017-10-15 08:55:15 C 02 36 26.83 -31 49 19.8 o 291
2017-10-15 08:59:12 C 02 36 27.16 -31 49 43.4 o 291
2017-10-15 09:03:18 C 02 36 27.47 -31 50 08.0 o 291
2017-10-21 08:14:22 C 02 51 29.01 -42 46 33.9 u 807
2017-10-21 08:21:08 C 02 51 29.42 -42 46 55.7 u 807
2017-10-21 08:27:35 C 02 51 29.83 -42 47 16.1 u 807
2017-10-30 06:51:21 C 03 06 52.00 -51 00 34.5 u 807
2017-10-30 07:02:03 C 03 06 52.23 -51 00 49.0 u 807
2017-10-30 07:13:05 C 03 06 52.47 -51 01 03.8 u 807