IAA RAS IAA Minor Planet Database

185716 (1998 SF35)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2738507942 ± 5.18e-08
Semi-major axis (a)1.6852446114 AU ± 3.92e-09
Inclination (i)35.18860242° ± 1.12e-05
Long. of Asc. Node (Ω)218.57140041° ± 7.09e-06
Arg. of Perihelion (ω)253.75059964° ± 1.90e-05
Mean Anomaly (M)75.35910880° ± 1.20e-05
Mean Motion (n)0.4505239212°/day ± 1.57e-09
Perihelion dist (q)1.22373904 AU ± 8.74e-08
Aphelion dist (Q)2.14675019 AU ± 8.75e-08
Orbital Period2.18773352 yr ± 7.63e-09
Physical Parameters
H (abs. magnitude)17.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual1.147″
Uncertainty0
Orbit TypeAmor
MOID0.412399 AU
Observations Used1552
Oppositions13
Arc Total1998-2022
First Observation Used1998-09-24
Last Observation Used2022-12-20
Observations (2559)
Date Type RA Dec Mag Band Observatory
2020-12-08 11:24:09 S 04 35 58.774 -44 37 29.75 – V C57
2020-12-08 11:24:09 s 1 +65063.538 0 +383984.36 7130.0 – C57
2020-12-08 11:44:09 S 04 35 57.374 -44 38 01.00 – V C57
2020-12-08 11:44:09 s 1 +64396.655 0 +384410.61 9530.0 – C57
2020-12-08 12:04:09 S 04 35 56.719 -44 38 36.78 – V C57
2020-12-08 12:04:09 s 1 +63729.192 0 +384833.15 1700.0 – C57
2020-12-08 13:24:09 S 04 35 52.205 -44 40 47.86 – V C57
2020-12-08 13:24:09 s 1 +61053.696 0 +386486.29 1620.0 – C57
2020-12-08 14:04:09 S 04 35 49.798 -44 42 02.41 – V C57
2020-12-08 14:04:09 s 1 +59712.673 0 +387290.73 9410.0 – C57
2020-12-08 14:14:09 S 04 35 49.884 -44 42 19.80 – V C57
2020-12-08 14:14:09 s 1 +59377.086 0 +387489.53 3960.0 – C57
2020-12-08 14:24:09 S 04 35 49.003 -44 42 33.34 – V C57
2020-12-08 14:24:09 s 1 +59041.370 0 +387687.42 8560.0 – C57
2020-12-08 15:04:09 S 04 35 47.191 -44 43 36.19 – V C57
2020-12-08 15:04:09 s 1 +57697.222 0 +388469.81 7330.0 – C57
2020-12-08 15:24:09 S 04 35 45.895 -44 44 19.72 – V C57
2020-12-08 15:24:09 s 1 +57024.391 0 +388855.51 6940.0 – C57
2020-12-08 15:34:09 S 04 35 45.067 -44 44 35.63 – V C57
2020-12-08 15:34:09 s 1 +56687.790 0 +389046.98 1800.0 – C57
2020-12-08 15:44:09 S 04 35 44.299 -44 44 52.84 – V C57
2020-12-08 15:44:09 s 1 +56351.067 0 +389237.54 6690.0 – C57
2020-12-08 15:54:09 S 04 35 44.050 -44 45 10.55 – V C57
2020-12-08 15:54:09 s 1 +56014.222 0 +389427.19 1620.0 – C57
2020-12-08 16:04:09 S 04 35 43.531 -44 45 23.76 – V C57
2020-12-08 16:04:09 s 1 +55677.256 0 +389615.92 6580.0 – C57
2020-12-08 16:14:09 S 04 35 43.238 -44 45 43.31 – V C57
2020-12-08 16:14:09 s 1 +55340.171 0 +389803.74 1570.0 – C57
2020-12-08 16:44:09 S 04 35 41.321 -44 46 36.12 – V C57
2020-12-08 16:44:09 s 1 +54328.207 0 +390361.74 6730.0 – C57
2020-12-08 17:14:09 S 04 35 39.742 -44 47 24.04 – V C57
2020-12-08 17:14:09 s 1 +53315.200 0 +390911.54 2150.0 – C57
2020-12-08 17:24:09 S 04 35 39.254 -44 47 36.49 – V C57
2020-12-08 17:24:09 s 1 +52977.304 0 +391092.99 7340.0 – C57
2020-12-08 18:04:09 S 04 35 37.236 -44 48 44.39 – V C57
2020-12-08 18:04:09 s 1 +51624.606 0 +391809.70 8340.0 – C57
2020-12-08 18:34:09 S 04 35 35.220 -44 49 33.82 – V C57
2020-12-08 18:34:09 s 1 +50608.941 0 +392337.73 4330.0 – C57
2020-12-08 19:14:09 S 04 35 33.022 -44 50 37.75 – V C57
2020-12-08 19:14:09 s 1 +49253.246 0 +393029.09 5920.0 – C57
2020-12-08 19:44:09 S 04 35 31.128 -44 51 36.65 – V C57
2020-12-08 19:44:09 s 1 +48235.400 0 +393538.14 2280.0 – C57
2020-12-08 20:04:09 S 04 35 30.672 -44 52 06.82 – V C57
2020-12-08 20:04:09 s 1 +47556.339 0 +393872.99 3250.0 – C57
2020-12-08 20:14:09 S 04 35 29.662 -44 52 21.14 – V C57
2020-12-08 20:14:09 s 1 +47216.661 0 +394039.07 8760.0 – C57
2020-12-08 20:24:09 S 04 35 29.683 -44 52 33.67 – V C57
2020-12-08 20:24:09 s 1 +46876.887 0 +394204.25 4280.0 – C57
2020-12-08 20:34:09 S 04 35 28.910 -44 52 58.37 – V C57
2020-12-08 20:34:09 s 1 +46537.017 0 +394368.53 9810.0 – C57