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
2020-11-23 09:44:10 s 1 +106155.37 7 +346217.31 7600.0 – C57
2020-11-23 10:14:10 S 04 51 31.582 -30 41 19.36 – V C57
2020-11-23 10:14:10 s 1 +105217.86 8 +347230.37 5190.0 – C57
2020-11-23 11:14:10 S 04 51 28.159 -30 44 15.47 – V C57
2020-11-23 11:14:10 s 1 +103334.31 6 +349228.45 5860.0 – C57
2020-11-23 11:24:10 S 04 51 27.346 -30 44 52.91 – V C57
2020-11-23 11:24:10 s 1 +103019.30 2 +349557.84 3740.0 – C57
2020-11-23 11:34:10 S 04 51 27.778 -30 45 17.64 – V C57
2020-11-23 11:34:10 s 1 +102703.98 2 +349886.19 1450.0 – C57
2020-11-23 11:44:10 S 04 51 27.151 -30 45 52.38 – V C57
2020-11-23 11:44:10 s 1 +102388.35 6 +350213.52 9010.0 – C57
2020-11-23 12:24:10 S 04 51 24.622 -30 47 49.09 – V C57
2020-11-23 12:24:10 s 1 +101122.82 7 +351512.51 7680.0 – C57
2020-11-23 12:44:10 S 04 51 24.624 -30 48 50.22 – V C57
2020-11-23 12:44:10 s 1 +100488.26 8 +352155.83 1090.0 – C57
2020-11-23 12:54:10 S 04 51 23.942 -30 49 20.86 – V C57
2020-11-23 12:54:10 s 1 +100170.59 9 +352476.05 7750.0 – C57
2020-11-23 13:04:10 S 04 51 23.518 -30 49 49.94 – V C57
2020-11-23 13:04:10 s 1 +99854.757 0 +352799.04 1180.0 – C57
2020-11-23 13:14:10 S 04 51 23.076 -30 50 24.07 – V C57
2020-11-23 13:14:10 s 1 +99536.356 0 +353116.95 7050.0 – C57
2020-11-23 13:24:10 S 04 51 22.332 -30 50 47.51 – V C57
2020-11-23 13:24:10 s 1 +99217.762 0 +353434.02 3100.0 – C57
2020-11-23 13:34:10 S 04 51 22.145 -30 51 23.33 – V C57
2020-11-23 13:34:10 s 1 +98898.881 0 +353750.06 9000.0 – C57
2020-11-23 13:44:10 S 04 51 21.696 -30 51 44.21 – V C57
2020-11-23 13:44:10 s 1 +98579.711 0 +354065.08 4760.0 – C57
2020-11-23 13:54:10 S 04 51 21.067 -30 52 15.06 – V C57
2020-11-23 13:54:10 s 1 +98260.255 0 +354379.09 380.0 – C57
2020-11-23 14:04:10 S 04 51 20.837 -30 52 48.11 – V C57
2020-11-23 14:04:10 s 1 +97940.515 0 +354692.07 5850.0 – C57
2020-11-23 14:24:10 S 04 51 19.387 -30 53 42.25 – V C57
2020-11-23 14:24:10 s 1 +97300.184 0 +355314.98 6380.0 – C57
2020-11-23 14:44:10 S 04 51 19.010 -30 54 51.12 – V C57
2020-11-23 14:44:10 s 1 +96658.732 0 +355933.83 6350.0 – C57
2020-11-23 14:54:10 S 04 51 18.523 -30 55 18.19 – V C57
2020-11-23 14:54:10 s 1 +96337.588 0 +356241.73 1130.0 – C57
2020-11-23 15:04:10 S 04 51 17.844 -30 55 46.85 – V C57
2020-11-23 15:04:10 s 1 +96016.167 0 +356548.62 5780.0 – C57
2020-11-23 15:34:10 S 04 51 17.095 -30 57 22.39 – V C57
2020-11-23 15:34:10 s 1 +95050.262 0 +357463.20 8920.0 – C57
2020-11-23 15:44:10 S 04 51 16.294 -30 57 45.58 – V C57
2020-11-23 15:44:10 s 1 +94727.751 0 +357766.04 3030.0 – C57
2020-11-23 16:14:10 S 04 51 14.882 -30 59 15.94 – V C57
2020-11-23 16:14:10 s 1 +93758.604 0 +358668.50 4610.0 – C57
2020-11-23 16:34:10 S 04 51 13.810 -31 00 16.16 – V C57
2020-11-23 16:34:10 s 1 +93111.177 0 +359265.10 1700.0 – C57
2020-11-23 16:44:10 S 04 51 13.085 -31 00 47.77 – V C57
2020-11-23 16:44:10 s 1 +92787.069 0 +359561.90 5050.0 – C57
2020-11-23 16:54:10 S 04 51 12.924 -31 01 10.38 – V C57