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
2020-11-26 15:44:09 S 04 47 52.402 -34 21 00.65 – V C57
2020-11-26 15:44:09 s 1 -55587.135 0 +401733.59 8100.0 – C57
2020-11-26 15:54:09 S 04 47 52.382 -34 21 20.77 – V C57
2020-11-26 15:54:09 s 1 -55933.135 0 +401644.44 8860.0 – C57
2020-11-26 16:14:09 S 04 47 51.446 -34 22 21.32 – V C57
2020-11-26 16:14:09 s 1 -56624.765 0 +401463.55 9700.0 – C57
2020-11-26 16:24:09 S 04 47 50.950 -34 22 46.02 – V C57
2020-11-26 16:24:09 s 1 -56970.392 0 +401371.81 9770.0 – C57
2020-11-26 16:34:09 S 04 47 50.251 -34 23 05.68 – V C57
2020-11-26 16:34:09 s 1 -57315.894 0 +401279.20 9610.0 – C57
2020-11-26 16:44:09 S 04 47 49.932 -34 23 34.87 – V C57
2020-11-26 16:44:09 s 1 -57661.268 0 +401185.73 9220.0 – C57
2020-11-26 16:54:09 S 04 47 49.726 -34 24 02.45 – V C57
2020-11-26 16:54:09 s 1 -58006.515 0 +401091.39 8600.0 – C57
2020-11-26 17:14:09 S 04 47 48.166 -34 24 58.72 – V C57
2020-11-26 17:14:09 s 1 -58696.623 0 +400900.11 6650.0 – C57
2020-11-26 17:34:09 S 04 47 47.657 -34 25 49.73 – V C57
2020-11-26 17:34:09 s 1 -59386.210 0 +400705.37 3760.0 – C57
2020-11-26 18:04:09 S 04 47 46.661 -34 27 09.18 – V C57
2020-11-26 18:04:09 s 1 -60419.603 0 +400406.77 7650.0 – C57
2020-11-26 18:24:09 S 04 47 45.262 -34 28 11.28 – V C57
2020-11-26 18:24:09 s 1 -61107.862 0 +400203.36 2390.0 – C57
2020-11-26 18:54:09 S 04 47 43.843 -34 29 21.88 – V C57
2020-11-26 18:54:09 s 1 -62139.232 0 +399891.76 2680.0 – C57
2020-11-26 19:04:09 S 04 47 43.522 -34 29 49.96 – V C57
2020-11-26 19:04:09 s 1 -62482.747 0 +399786.16 8950.0 – C57
2020-11-26 19:14:09 S 04 47 43.106 -34 30 15.48 – V C57
2020-11-26 19:14:09 s 1 -62826.123 0 +399679.69 4990.0 – C57
2020-11-26 19:24:09 S 04 47 42.262 -34 30 42.73 – V C57
2020-11-26 19:24:09 s 1 -63169.359 0 +399572.36 770.0 – C57
2020-11-26 20:24:09 S 04 47 39.571 -34 33 20.74 – V C57
2020-11-26 20:24:09 s 1 -65225.798 0 +398910.12 300.0 – C57
2020-11-26 21:54:09 S 04 47 34.937 -34 37 19.67 – V C57
2020-11-26 21:54:09 s 1 -68300.590 0 +397858.18 7580.0 – C57
2020-11-26 22:34:09 S 04 47 33.098 -34 38 59.60 – V C57
2020-11-26 22:34:09 s 1 -69663.229 0 +397368.06 3010.0 – C57
2020-11-26 22:44:09 S 04 47 32.645 -34 39 33.55 – V C57
2020-11-26 22:44:09 s 1 -70003.501 0 +397243.36 3710.0 – C57
2020-11-26 23:04:09 S 04 47 31.646 -34 40 20.89 – V C57
2020-11-26 23:04:09 s 1 -70683.572 0 +396991.34 4330.0 – C57
2020-11-26 23:14:09 S 04 47 31.603 -34 40 49.69 – V C57
2020-11-26 23:14:09 s 1 -71023.371 0 +396864.03 4240.0 – C57
2020-11-26 23:24:09 S 04 47 30.725 -34 41 15.40 – V C57
2020-11-26 23:24:09 s 1 -71363.010 0 +396735.85 3880.0 – C57
2020-11-27 00:04:09 S 04 47 28.610 -34 42 53.86 – V C57
2020-11-27 00:04:09 s 1 -72719.956 0 +396214.41 9780.0 – C57
2020-11-27 00:24:09 S 04 47 27.667 -34 43 51.67 – V C57
2020-11-27 00:24:09 s 1 -73397.451 0 +395948.46 6110.0 – C57
2020-11-27 00:34:09 S 04 47 27.677 -34 44 20.65 – V C57
2020-11-27 00:34:09 s 1 -73735.951 0 +395814.18 3870.0 – C57