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
2020-12-04 10:34:09 S 04 41 10.375 -41 30 18.79 – V C57
2020-12-04 10:34:09 s 1 +164690.31 3 +65338.443 1500.0 – C57
2020-12-04 10:44:09 S 04 41 10.433 -41 30 36.43 – V C57
2020-12-04 10:44:09 s 1 +164969.47 0 +66315.969 5390.0 – C57
2020-12-04 12:34:09 S 04 41 05.575 -41 34 33.35 – V C57
2020-12-04 12:34:09 s 1 +167773.15 4 +76956.817 1480.0 – C57
2020-12-04 14:24:09 S 04 40 59.986 -41 38 33.83 – V C57
2020-12-04 14:24:09 s 1 +170118.12 9 +87387.631 9130.0 – C57
2020-12-04 15:44:09 S 04 40 56.330 -41 41 31.27 – V C57
2020-12-04 15:44:09 s 1 +171558.64 7 +94839.041 3400.0 – C57
2020-12-04 16:44:09 S 04 40 53.326 -41 43 38.46 – V C57
2020-12-04 16:44:09 s 1 +172502.30 1 +100352.47 210.0 – C57
2020-12-04 17:34:09 S 04 40 50.698 -41 45 24.19 – V C57
2020-12-04 17:34:09 s 1 +173203.58 0 +104897.64 9350.0 – C57
2020-12-04 17:44:09 S 04 40 50.158 -41 45 52.09 – V C57
2020-12-04 17:44:09 s 1 +173334.84 2 +105801.28 2770.0 – C57
2020-12-04 19:14:09 S 04 40 45.943 -41 49 01.06 – V C57
2020-12-04 19:14:09 s 1 +174386.41 0 +113853.21 2490.0 – C57
2020-12-05 01:24:09 S 04 40 26.863 -42 02 10.64 – V C57
2020-12-05 01:24:09 s 1 +176521.72 5 +145439.18 2600.0 – C57
2020-12-05 01:44:09 S 04 40 26.335 -42 02 50.71 – V C57
2020-12-05 01:44:09 s 1 +176547.92 5 +147078.02 1990.0 – C57
2020-12-05 01:54:09 S 04 40 25.738 -42 03 12.67 – V C57
2020-12-05 01:54:09 s 1 +176557.90 6 +147894.85 3870.0 – C57
2020-12-05 02:04:09 S 04 40 25.106 -42 03 29.92 – V C57
2020-12-05 02:04:09 s 1 +176565.82 8 +148709.95 3880.0 – C57
2020-12-05 02:24:09 S 04 40 24.307 -42 04 16.18 – V C57
2020-12-05 02:24:09 s 1 +176575.54 6 +150334.99 8390.0 – C57
2020-12-05 03:04:09 S 04 40 21.907 -42 05 34.55 – V C57
2020-12-05 03:04:09 s 1 +176570.86 9 +153564.45 5660.0 – C57
2020-12-05 03:14:09 S 04 40 21.612 -42 05 58.74 – V C57
2020-12-05 03:14:09 s 1 +176564.75 5 +154367.53 3030.0 – C57
2020-12-05 04:24:09 S 04 40 17.810 -42 08 22.92 – V C57
2020-12-05 04:24:09 s 1 +176468.02 8 +159941.48 6230.0 – C57
2020-12-05 04:54:09 S 04 40 16.174 -42 09 27.65 – V C57
2020-12-05 04:54:09 s 1 +176398.37 7 +162304.92 2360.0 – C57
2020-12-05 05:04:09 S 04 40 15.730 -42 09 47.70 – V C57
2020-12-05 05:04:09 s 1 +176371.49 1 +163089.37 1130.0 – C57
2020-12-05 05:34:09 S 04 40 13.910 -42 10 54.48 – V C57
2020-12-05 05:34:09 s 1 +176279.98 9 +165432.65 7760.0 – C57
2020-12-05 06:04:09 S 04 40 12.233 -42 11 51.29 – V C57
2020-12-05 06:04:09 s 1 +176172.46 7 +167760.89 130.0 – C57
2020-12-05 13:24:09 S 04 39 48.926 -42 27 03.02 – V C57
2020-12-05 13:24:09 s 1 +172934.94 9 +200226.37 2090.0 – C57
2020-12-05 13:34:09 S 04 39 48.598 -42 27 20.66 – V C57
2020-12-05 13:34:09 s 1 +172828.61 5 +200928.59 1080.0 – C57
2020-12-05 15:04:09 S 04 39 44.023 -42 30 19.08 – V C57
2020-12-05 15:04:09 s 1 +171812.87 7 +207179.42 1470.0 – C57
2020-12-05 15:44:09 S 04 39 42.055 -42 31 44.72 – V C57
2020-12-05 15:44:09 s 1 +171328.40 3 +209917.96 6620.0 – C57