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
2020-12-10 06:34:09 S 04 33 40.068 -45 47 11.04 – V C57
2020-12-10 06:34:09 s 1 -23619.296 0 +409625.22 9880.0 – C57
2020-12-10 06:44:09 S 04 33 39.821 -45 47 16.66 – V C57
2020-12-10 06:44:09 s 1 -23961.839 0 +409612.48 1940.0 – C57
2020-12-10 07:44:09 S 04 33 36.401 -45 48 53.96 – V C57
2020-12-10 07:44:09 s 1 -26015.739 0 +409518.39 1310.0 – C57
2020-12-10 07:54:09 S 04 33 35.568 -45 49 13.22 – V C57
2020-12-10 07:54:09 s 1 -26357.823 0 +409499.77 2370.0 – C57
2020-12-10 08:14:09 S 04 33 34.826 -45 49 39.32 – V C57
2020-12-10 08:14:09 s 1 -27041.786 0 +409460.00 4060.0 – C57
2020-12-10 08:44:09 S 04 33 33.221 -45 50 24.86 – V C57
2020-12-10 08:44:09 s 1 -28067.203 0 +409394.04 5510.0 – C57
2020-12-10 09:34:09 S 04 33 30.454 -45 51 41.08 – V C57
2020-12-10 09:34:09 s 1 -29774.784 0 +409267.30 4960.0 – C57
2020-12-10 10:04:09 S 04 33 28.798 -45 52 26.94 – V C57
2020-12-10 10:04:09 s 1 -30798.432 0 +409181.18 2810.0 – C57
2020-12-10 10:14:09 S 04 33 29.090 -45 52 35.87 – V C57
2020-12-10 10:14:09 s 1 -31139.494 0 +409150.79 1790.0 – C57
2020-12-10 10:24:09 S 04 33 28.066 -45 52 58.30 – V C57
2020-12-10 10:24:09 s 1 -31480.477 0 +409119.57 620.0 – C57
2020-12-10 10:34:09 S 04 33 27.605 -45 53 08.16 – V C57
2020-12-10 10:34:09 s 1 -31821.381 0 +409087.50 9290.0 – C57
2020-12-10 10:44:09 S 04 33 27.391 -45 53 28.86 – V C57
2020-12-10 10:44:09 s 1 -32162.206 0 +409054.59 7800.0 – C57
2020-12-10 10:54:09 S 04 33 26.534 -45 53 41.39 – V C57
2020-12-10 10:54:09 s 1 -32502.949 0 +409020.85 6160.0 – C57
2020-12-10 11:04:09 S 04 33 26.014 -45 53 50.60 – V C57
2020-12-10 11:04:09 s 1 -32843.612 0 +408986.26 4350.0 – C57
2020-12-10 11:14:09 S 04 33 24.994 -45 54 08.89 – V C57
2020-12-10 11:14:09 s 1 -33184.193 0 +408950.84 2400.0 – C57
2020-12-10 12:14:09 S 04 33 22.608 -45 55 41.02 – V C57
2020-12-10 12:14:09 s 1 -35225.917 0 +408720.67 7280.0 – C57
2020-12-10 12:24:09 S 04 33 22.236 -45 55 56.53 – V C57
2020-12-10 12:24:09 s 1 -35565.905 0 +408679.37 4200.0 – C57
2020-12-10 12:34:09 S 04 33 21.274 -45 56 13.88 – V C57
2020-12-10 12:34:09 s 1 -35905.805 0 +408637.23 950.0 – C57
2020-12-10 12:54:09 S 04 33 20.616 -45 56 39.52 – V C57
2020-12-10 12:54:09 s 1 -36585.338 0 +408550.44 3960.0 – C57
2020-12-10 13:04:09 S 04 33 20.215 -45 56 51.54 – V C57
2020-12-10 13:04:09 s 1 -36924.971 0 +408505.79 210.0 – C57
2020-12-10 13:24:09 S 04 33 18.617 -45 57 26.39 – V C57
2020-12-10 13:24:09 s 1 -37603.964 0 +408413.96 2220.0 – C57
2020-12-10 13:44:09 S 04 33 17.825 -45 57 51.55 – V C57
2020-12-10 13:44:09 s 1 -38282.590 0 +408318.78 3550.0 – C57
2020-12-10 14:24:09 S 04 33 15.343 -45 58 59.95 – V C57
2020-12-10 14:24:09 s 1 -39638.715 0 +408118.35 4170.0 – C57
2020-12-10 14:34:09 S 04 33 14.515 -45 59 14.50 – V C57
2020-12-10 14:34:09 s 1 -39977.508 0 +408066.15 8900.0 – C57
2020-12-10 15:04:09 S 04 33 13.966 -45 59 55.14 – V C57
2020-12-10 15:04:09 s 1 -40993.301 0 +407904.50 2030.0 – C57