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
2020-11-25 07:04:09 s 1 +13629.811 0 +402490.29 4290.0 – C57
2020-11-25 07:14:09 S 04 49 25.505 -32 52 10.13 – V C57
2020-11-25 07:14:09 s 1 +13274.492 0 +402571.44 4750.0 – C57
2020-11-25 07:54:09 S 04 49 23.594 -32 53 59.86 – V C57
2020-11-25 07:54:09 s 1 +11852.944 0 +402887.21 5820.0 – C57
2020-11-25 08:14:09 S 04 49 22.483 -32 54 59.18 – V C57
2020-11-25 08:14:09 s 1 +11142.016 0 +403039.80 5880.0 – C57
2020-11-25 08:34:09 S 04 49 21.828 -32 55 55.13 – V C57
2020-11-25 08:34:09 s 1 +10430.995 0 +403188.86 5600.0 – C57
2020-11-25 08:44:09 S 04 49 21.360 -32 56 23.24 – V C57
2020-11-25 08:44:09 s 1 +10075.452 0 +403262.07 5330.0 – C57
2020-11-25 08:54:09 S 04 49 20.467 -32 56 50.86 – V C57
2020-11-25 09:04:09 S 04 49 20.018 -32 57 20.27 – V C57
2020-11-25 09:24:09 S 04 49 19.231 -32 58 04.69 – V C57
2020-11-25 09:34:09 S 04 49 18.230 -32 58 42.28 – V C57
2020-11-25 10:04:09 S 04 49 17.146 -33 00 05.58 – V C57
2020-11-25 10:34:09 S 04 49 16.003 -33 01 28.81 – V C57
2020-11-25 10:44:09 S 04 49 14.916 -33 01 59.88 – V C57
2020-11-25 10:54:09 S 04 49 14.657 -33 02 25.62 – V C57
2020-11-25 11:04:09 S 04 49 14.107 -33 02 57.48 – V C57
2020-11-25 11:24:09 S 04 49 13.402 -33 03 52.20 – V C57
2020-11-25 11:34:09 S 04 49 12.684 -33 04 11.60 – V C57
2020-11-25 11:54:09 S 04 49 11.815 -33 05 11.15 – V C57
2020-11-25 12:04:09 S 04 49 11.628 -33 05 41.78 – V C57
2020-11-25 12:24:09 S 04 49 10.699 -33 06 34.88 – V C57
2020-11-25 12:34:09 S 04 49 09.646 -33 07 02.82 – V C57
2020-11-25 13:24:09 S 04 49 07.555 -33 09 23.15 – V C57
2020-11-25 13:44:09 S 04 49 06.451 -33 10 21.36 – V C57
2020-11-25 13:54:09 S 04 49 06.660 -33 10 38.42 – V C57
2020-11-25 14:04:09 S 04 49 06.010 -33 11 10.03 – V C57
2020-11-25 14:54:09 S 04 49 03.698 -33 13 29.35 – V C57
2020-11-25 15:24:09 S 04 49 02.357 -33 14 50.60 – V C57
2020-11-25 15:34:09 S 04 49 01.759 -33 15 20.77 – V C57
2020-11-25 16:14:09 S 04 49 00.026 -33 17 11.90 – V C57
2020-11-25 16:34:09 S 04 48 58.726 -33 18 02.38 – V C57
2020-11-25 16:54:09 S 04 48 57.953 -33 19 02.86 – V C57
2020-11-25 17:04:09 S 04 48 57.185 -33 19 29.68 – V C57
2020-11-25 17:14:09 S 04 48 56.818 -33 19 59.34 – V C57
2020-11-25 17:28:10 C 04 49 27.11 -33 09 34.8 – q Q68
2020-11-25 17:30:22 C 04 49 26.95 -33 09 39.8 – q Q68
2020-11-25 17:32:34 C 04 49 26.94 -33 09 45.0 – q Q68
2020-11-25 17:34:09 S 04 48 56.122 -33 20 53.05 – V C57
2020-11-25 17:34:47 C 04 49 26.79 -33 09 51.7 – q Q68
2020-11-25 17:54:09 S 04 48 55.145 -33 21 49.97 – V C57
2020-11-25 18:24:09 S 04 48 53.477 -33 23 12.34 – V C57
2020-11-25 18:24:09 s 1 -10556.307 0 +406007.85 850.0 – C57
2020-11-25 18:34:09 S 04 48 52.922 -33 23 37.43 – V C57
2020-11-25 18:34:09 s 1 -10911.743 0 +406029.44 4310.0 – C57
2020-11-25 18:44:09 S 04 48 52.625 -33 24 06.62 – V C57
2020-11-25 18:44:09 s 1 -11267.153 0 +406050.16 7640.0 – C57