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
2020-11-26 03:54:09 S 04 48 26.318 -33 49 12.68 – V C57
2020-11-26 03:54:09 s 1 -30753.726 0 +405854.08 670.0 – C57
2020-11-26 04:04:09 S 04 48 25.793 -33 49 40.73 – V C57
2020-11-26 04:04:09 s 1 -31106.512 0 +405826.28 5590.0 – C57
2020-11-26 05:04:09 S 04 48 22.793 -33 52 21.94 – V C57
2020-11-26 05:04:09 s 1 -33221.760 0 +405641.33 1470.0 – C57
2020-11-26 05:14:09 S 04 48 22.574 -33 52 44.72 – V C57
2020-11-26 05:14:09 s 1 -33574.049 0 +405607.48 5170.0 – C57
2020-11-26 05:24:09 S 04 48 22.073 -33 53 12.77 – V C57
2020-11-26 05:24:09 s 1 -33926.265 0 +405572.77 8700.0 – C57
2020-11-26 05:34:09 S 04 48 21.686 -33 53 43.22 – V C57
2020-11-26 05:34:09 s 1 -34278.406 0 +405537.19 2040.0 – C57
2020-11-26 05:54:09 S 04 48 20.554 -33 54 35.28 – V C57
2020-11-26 05:54:09 s 1 -34982.461 0 +405463.45 8190.0 – C57
2020-11-26 06:14:09 S 04 48 19.678 -33 55 29.86 – V C57
2020-11-26 06:14:09 s 1 -35686.207 0 +405386.25 3630.0 – C57
2020-11-26 06:34:09 S 04 48 18.290 -33 56 24.50 – V C57
2020-11-26 06:34:09 s 1 -36389.639 0 +405305.59 8330.0 – C57
2020-11-26 06:44:09 S 04 48 18.307 -33 56 49.92 – V C57
2020-11-26 06:44:09 s 1 -36741.236 0 +405263.97 400.0 – C57
2020-11-26 07:04:09 S 04 48 16.992 -33 57 52.27 – V C57
2020-11-26 07:04:09 s 1 -37444.185 0 +405178.13 4000.0 – C57
2020-11-26 07:24:09 S 04 48 16.488 -33 58 44.94 – V C57
2020-11-26 07:24:09 s 1 -38146.805 0 +405088.84 6860.0 – C57
2020-11-26 07:34:09 S 04 48 15.888 -33 59 07.55 – V C57
2020-11-26 07:34:09 s 1 -38497.990 0 +405042.90 8010.0 – C57
2020-11-26 08:04:09 S 04 48 14.580 -34 00 32.90 – V C57
2020-11-26 08:04:09 s 1 -39551.032 0 +404899.90 320.0 – C57
2020-11-26 08:34:09 S 04 48 13.157 -34 01 50.38 – V C57
2020-11-26 08:34:09 s 1 -40603.291 0 +404749.12 910.0 – C57
2020-11-26 10:14:09 S 04 48 09.060 -34 06 16.88 – V C57
2020-11-26 10:14:09 s 1 -44104.901 0 +404190.39 230.0 – C57
2020-11-26 10:44:09 S 04 48 07.063 -34 07 36.23 – V C57
2020-11-26 10:44:09 s 1 -45153.526 0 +404005.92 3140.0 – C57
2020-11-26 12:04:09 S 04 48 03.166 -34 11 14.57 – V C57
2020-11-26 12:04:09 s 1 -47945.434 0 +403476.02 5250.0 – C57
2020-11-26 12:34:09 S 04 48 01.884 -34 12 30.82 – V C57
2020-11-26 12:34:09 s 1 -48990.679 0 +403263.05 1350.0 – C57
2020-11-26 13:04:09 S 04 48 00.091 -34 13 55.02 – V C57
2020-11-26 13:04:09 s 1 -50034.952 0 +403042.30 5540.0 – C57
2020-11-26 13:44:09 S 04 47 58.673 -34 15 37.58 – V C57
2020-11-26 13:44:09 s 1 -51425.770 0 +402735.88 1460.0 – C57
2020-11-26 14:34:09 S 04 47 56.753 -34 17 58.74 – V C57
2020-11-26 14:34:09 s 1 -53161.734 0 +402333.39 6450.0 – C57
2020-11-26 14:54:09 S 04 47 55.171 -34 18 42.98 – V C57
2020-11-26 14:54:09 s 1 -53855.304 0 +402166.34 900.0 – C57
2020-11-26 15:14:09 S 04 47 54.310 -34 19 37.27 – V C57
2020-11-26 15:14:09 s 1 -54548.399 0 +401995.83 4460.0 – C57
2020-11-26 15:34:09 S 04 47 53.359 -34 20 29.58 – V C57
2020-11-26 15:34:09 s 1 -55241.011 0 +401821.87 7110.0 – C57