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
2020-11-24 17:24:09 s 1 +42591.148 0 +392800.20 3550.0 – C57
2020-11-24 17:34:09 S 04 50 04.169 -32 13 20.39 – V C57
2020-11-24 17:34:09 s 1 +42240.984 0 +392954.89 7800.0 – C57
2020-11-24 17:54:09 S 04 50 02.940 -32 14 21.30 – V C57
2020-11-24 17:54:09 s 1 +41540.364 0 +393261.53 6260.0 – C57
2020-11-24 18:04:09 S 04 50 02.722 -32 14 50.10 – V C57
2020-11-24 18:04:09 s 1 +41189.909 0 +393413.48 470.0 – C57
2020-11-24 18:24:09 S 04 50 01.418 -32 15 49.50 – V C57
2020-11-24 18:24:09 s 1 +40488.713 0 +393714.66 8830.0 – C57
2020-11-24 18:34:09 S 04 50 01.246 -32 16 18.70 – V C57
2020-11-24 18:34:09 s 1 +40137.974 0 +393863.88 2980.0 – C57
2020-11-24 18:54:09 S 04 50 00.127 -32 17 13.56 – V C57
2020-11-24 18:54:09 s 1 +39436.220 0 +394159.59 1230.0 – C57
2020-11-24 19:04:09 S 04 49 59.542 -32 17 40.81 – V C57
2020-11-24 19:04:09 s 1 +39085.206 0 +394306.09 5320.0 – C57
2020-11-24 19:14:09 S 04 49 59.376 -32 18 09.79 – V C57
2020-11-24 19:14:09 s 1 +38734.102 0 +394451.68 9390.0 – C57
2020-11-24 19:24:09 S 04 49 59.112 -32 18 37.84 – V C57
2020-11-24 19:24:09 s 1 +38382.909 0 +394596.35 3440.0 – C57
2020-11-24 19:44:09 S 04 49 57.758 -32 19 37.96 – V C57
2020-11-24 19:44:09 s 1 +37680.260 0 +394882.99 1460.0 – C57
2020-11-24 20:24:09 S 04 49 56.105 -32 21 31.82 – V C57
2020-11-24 20:24:09 s 1 +36273.931 0 +395445.38 7210.0 – C57
2020-11-24 20:34:09 S 04 49 55.512 -32 21 54.04 – V C57
2020-11-24 20:34:09 s 1 +35922.139 0 +395583.72 1080.0 – C57
2020-11-24 20:54:09 S 04 49 54.727 -32 22 49.73 – V C57
2020-11-24 20:54:09 s 1 +35218.311 0 +395857.68 8720.0 – C57
2020-11-24 21:14:09 S 04 49 53.945 -32 23 50.06 – V C57
2020-11-24 21:14:09 s 1 +34514.161 0 +396128.02 6250.0 – C57
2020-11-24 21:24:09 S 04 49 52.946 -32 24 21.31 – V C57
2020-11-24 21:24:09 s 1 +34161.969 0 +396261.83 9970.0 – C57
2020-11-24 21:34:09 S 04 49 52.332 -32 24 55.98 – V C57
2020-11-24 21:34:09 s 1 +33809.698 0 +396394.75 3650.0 – C57
2020-11-24 21:44:09 S 04 49 52.178 -32 25 12.90 – V C57
2020-11-24 21:44:09 s 1 +33457.351 0 +396526.76 7300.0 – C57
2020-11-24 22:04:09 S 04 49 51.154 -32 26 11.04 – V C57
2020-11-24 22:04:09 s 1 +32752.430 0 +396788.07 4500.0 – C57
2020-11-24 22:44:09 S 04 49 49.284 -32 28 06.67 – V C57
2020-11-24 22:44:09 s 1 +31341.706 0 +397299.90 8450.0 – C57
2020-11-24 22:54:09 S 04 49 49.066 -32 28 34.00 – V C57
2020-11-24 22:54:09 s 1 +30988.846 0 +397425.60 1840.0 – C57
2020-11-24 23:24:09 S 04 49 47.578 -32 29 53.99 – V C57
2020-11-24 23:24:09 s 1 +29929.852 0 +397797.33 1780.0 – C57
2020-11-24 23:34:09 S 04 49 47.122 -32 30 29.02 – V C57
2020-11-24 23:34:09 s 1 +29576.718 0 +397919.44 5010.0 – C57
2020-11-24 23:44:09 S 04 49 46.514 -32 30 54.29 – V C57
2020-11-24 23:44:09 s 1 +29223.518 0 +398040.65 8200.0 – C57
2020-11-25 00:04:09 S 04 49 45.708 -32 31 56.71 – V C57
2020-11-25 00:04:09 s 1 +28516.922 0 +398280.39 4440.0 – C57
2020-11-25 00:14:09 S 04 49 45.115 -32 32 21.52 – V C57