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
2020-11-27 00:44:09 S 04 47 28.015 -34 44 52.87 – V C57
2020-11-27 00:44:09 s 1 -74074.286 0 +395679.03 1350.0 – C57
2020-11-27 01:44:09 S 04 47 24.482 -34 47 23.46 – V C57
2020-11-27 01:44:09 s 1 -76100.755 0 +394849.81 470.0 – C57
2020-11-27 01:54:09 S 04 47 24.120 -34 47 43.33 – V C57
2020-11-27 01:54:09 s 1 -76437.903 0 +394708.55 6020.0 – C57
2020-11-27 02:14:09 S 04 47 22.774 -34 48 44.53 – V C57
2020-11-27 02:14:09 s 1 -77111.680 0 +394423.42 6270.0 – C57
2020-11-27 02:24:09 S 04 47 22.118 -34 49 11.21 – V C57
2020-11-27 02:24:09 s 1 -77448.307 0 +394279.54 970.0 – C57
2020-11-27 02:34:09 S 04 47 22.006 -34 49 34.36 – V C57
2020-11-27 02:34:09 s 1 -77784.759 0 +394134.79 5390.0 – C57
2020-11-27 02:54:09 S 04 47 21.151 -34 50 21.34 – V C57
2020-11-27 02:54:09 s 1 -78457.132 0 +393842.67 3380.0 – C57
2020-11-27 03:14:09 S 04 47 19.951 -34 51 12.31 – V C57
2020-11-27 03:14:09 s 1 -79128.793 0 +393547.06 220.0 – C57
2020-11-27 03:34:09 S 04 47 19.370 -34 52 05.02 – V C57
2020-11-27 03:34:09 s 1 -79799.736 0 +393247.94 5910.0 – C57
2020-11-27 04:24:09 S 04 47 16.920 -34 54 23.44 – V C57
2020-11-27 04:24:09 s 1 -81473.903 0 +392484.85 5070.0 – C57
2020-11-27 05:04:09 S 04 47 14.873 -34 55 58.84 – V C57
2020-11-27 05:04:09 s 1 -82809.899 0 +391858.61 7100.0 – C57
2020-11-27 05:34:09 S 04 47 13.572 -34 57 20.09 – V C57
2020-11-27 05:34:09 s 1 -83809.911 0 +391379.73 5500.0 – C57
2020-11-27 05:44:09 S 04 47 13.205 -34 57 47.41 – V C57
2020-11-27 05:44:09 s 1 -84142.866 0 +391218.35 4360.0 – C57
2020-11-27 05:54:09 S 04 47 12.506 -34 58 12.61 – V C57
2020-11-27 05:54:09 s 1 -84475.628 0 +391056.09 2930.0 – C57
2020-11-27 06:14:09 S 04 47 11.136 -34 59 02.04 – V C57
2020-11-27 06:14:09 s 1 -85140.570 0 +390728.93 9150.0 – C57
2020-11-27 06:24:09 S 04 47 10.826 -34 59 28.50 – V C57
2020-11-27 06:24:09 s 1 -85472.749 0 +390564.04 6800.0 – C57
2020-11-27 06:54:09 S 04 47 09.473 -35 00 50.76 – V C57
2020-11-27 06:54:09 s 1 -86468.103 0 +390064.09 7920.0 – C57
2020-11-27 07:04:09 S 04 47 08.940 -35 01 13.73 – V C57
2020-11-27 07:04:09 s 1 -86799.491 0 +389895.68 4350.0 – C57
2020-11-27 07:14:09 S 04 47 08.669 -35 01 39.58 – V C57
2020-11-27 07:14:09 s 1 -87130.679 0 +389726.40 470.0 – C57
2020-11-27 07:24:09 S 04 47 08.021 -35 02 04.27 – V C57
2020-11-27 07:24:09 s 1 -87461.666 0 +389556.23 6270.0 – C57
2020-11-27 07:34:09 S 04 47 07.490 -35 02 30.55 – V C57
2020-11-27 07:34:09 s 1 -87792.452 0 +389385.18 1770.0 – C57
2020-11-27 07:44:09 S 04 47 07.418 -35 03 01.48 – V C57
2020-11-27 07:44:09 s 1 -88123.035 0 +389213.26 6950.0 – C57
2020-11-27 07:54:09 S 04 47 07.553 -35 03 26.86 – V C57
2020-11-27 07:54:09 s 1 -88453.415 0 +389040.45 1820.0 – C57
2020-11-27 08:04:09 S 04 47 07.013 -35 03 48.78 – V C57
2020-11-27 08:04:09 s 1 -88783.590 0 +388866.76 6380.0 – C57
2020-11-27 08:14:09 S 04 47 06.209 -35 04 19.31 – V C57
2020-11-27 08:14:09 s 1 -89113.560 0 +388692.20 620.0 – C57