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
2020-11-28 17:44:09 s 1 -149879.22 2 +335253.66 4130.0 – C57
2020-11-28 18:44:09 S 04 45 29.825 -36 30 41.62 – V C57
2020-11-28 18:44:09 s 1 -151473.19 6 +333077.69 7000.0 – C57
2020-11-28 18:54:09 S 04 45 29.638 -36 30 58.07 – V C57
2020-11-28 18:54:09 s 1 -151737.29 2 +332711.61 450.0 – C57
2020-11-28 19:04:09 S 04 45 29.090 -36 31 26.90 – V C57
2020-11-28 19:04:09 s 1 -152000.93 6 +332344.56 3320.0 – C57
2020-11-28 19:14:09 S 04 45 28.236 -36 31 54.41 – V C57
2020-11-28 19:14:09 s 1 -152264.12 7 +331976.54 5600.0 – C57
2020-11-28 19:54:09 S 04 45 26.863 -36 33 27.79 – V C57
2020-11-28 19:54:09 s 1 -153312.32 4 +330494.64 8820.0 – C57
2020-11-28 20:34:09 S 04 45 25.178 -36 34 57.43 – V C57
2020-11-28 20:34:09 s 1 -154353.13 9 +328997.05 2520.0 – C57
2020-11-28 20:44:09 S 04 45 24.773 -36 35 28.86 – V C57
2020-11-28 20:44:09 s 1 -154612.17 6 +328620.19 9440.0 – C57
2020-11-28 21:24:09 S 04 45 23.016 -36 37 09.95 – V C57
2020-11-28 21:24:09 s 1 -155643.61 3 +327102.92 1070.0 – C57
2020-11-28 21:34:09 S 04 45 22.591 -36 37 31.26 – V C57
2020-11-28 21:34:09 s 1 -155900.28 6 +326721.13 4960.0 – C57
2020-11-28 22:14:09 S 04 45 20.570 -36 39 06.19 – V C57
2020-11-28 22:14:09 s 1 -156922.17 8 +325184.10 4340.0 – C57
2020-11-28 22:24:09 S 04 45 20.158 -36 39 31.68 – V C57
2020-11-28 22:24:09 s 1 -157176.44 3 +324797.37 5140.0 – C57
2020-11-29 00:04:09 S 04 45 15.494 -36 43 33.31 – V C57
2020-11-29 00:04:09 s 1 -159692.04 3 +320875.34 8570.0 – C57
2020-11-29 00:24:09 S 04 45 14.597 -36 44 12.16 – V C57
2020-11-29 00:24:09 s 1 -160189.17 0 +320078.96 5610.0 – C57
2020-11-29 03:14:09 S 04 45 07.313 -36 51 01.87 – V C57
2020-11-29 03:14:09 s 1 -164331.24 3 +313147.37 9540.0 – C57
2020-11-29 03:34:09 S 04 45 06.326 -36 51 53.03 – V C57
2020-11-29 03:34:09 s 1 -164808.47 3 +312312.68 1380.0 – C57
2020-11-29 05:14:09 S 04 45 01.615 -36 55 49.80 – V C57
2020-11-29 05:14:09 s 1 -167161.69 6 +308078.06 9130.0 – C57
2020-11-29 05:44:09 S 04 45 00.298 -36 57 03.24 – V C57
2020-11-29 05:44:09 s 1 -167856.76 7 +306787.72 5770.0 – C57
2020-11-29 06:24:09 S 04 44 58.769 -36 58 34.14 – V C57
2020-11-29 06:24:09 s 1 -168775.54 3 +305052.85 4620.0 – C57
2020-11-29 07:04:09 S 04 44 56.815 -37 00 10.37 – V C57
2020-11-29 07:04:09 s 1 -169685.07 2 +303301.48 1910.0 – C57
2020-11-29 07:34:09 S 04 44 56.323 -37 01 21.36 – V C57
2020-11-29 07:34:09 s 1 -170361.06 9 +301977.08 4700.0 – C57
2020-11-29 08:14:09 S 04 44 53.822 -37 02 54.10 – V C57
2020-11-29 08:14:09 s 1 -171254.08 7 +300196.67 1390.0 – C57
2020-11-29 08:24:09 S 04 44 53.674 -37 03 15.08 – V C57
2020-11-29 08:24:09 s 1 -171475.84 3 +299748.96 1200.0 – C57
2020-11-29 08:34:09 S 04 44 53.261 -37 03 42.23 – V C57
2020-11-29 08:34:09 s 1 -171696.99 5 +299300.21 250.0 – C57
2020-11-29 08:54:09 S 04 44 51.643 -37 04 29.78 – V C57
2020-11-29 08:54:09 s 1 -172137.47 9 +298399.58 6100.0 – C57
2020-11-29 09:04:09 S 04 44 51.746 -37 04 55.02 – V C57