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 17:43:42 C 04 47 31.70 -35 18 26.9 – q Q68
2020-11-27 17:44:09 S 04 46 39.290 -35 28 34.21 – V C57
2020-11-27 17:44:09 s 1 -107552.31 5 +377277.19 8820.0 – C57
2020-11-27 18:04:09 S 04 46 38.498 -35 29 25.19 – V C57
2020-11-27 18:04:09 s 1 -108184.96 8 +376824.03 6900.0 – C57
2020-11-27 18:34:09 S 04 46 36.763 -35 30 44.68 – V C57
2020-11-27 18:34:09 s 1 -109131.97 4 +376137.55 6180.0 – C57
2020-11-27 18:44:09 S 04 46 36.348 -35 31 10.16 – V C57
2020-11-27 18:44:09 s 1 -109447.11 2 +375906.92 8510.0 – C57
2020-11-27 18:54:09 S 04 46 35.928 -35 31 30.79 – V C57
2020-11-27 18:54:09 s 1 -109761.98 3 +375675.40 460.0 – C57
2020-11-27 19:34:09 S 04 46 34.229 -35 33 14.51 – V C57
2020-11-27 19:34:09 s 1 -111018.77 7 +374740.28 4430.0 – C57
2020-11-27 19:44:09 S 04 46 33.574 -35 33 41.44 – V C57
2020-11-27 19:44:09 s 1 -111332.29 7 +374504.25 4450.0 – C57
2020-11-27 20:04:09 S 04 46 32.345 -35 34 24.82 – V C57
2020-11-27 20:04:09 s 1 -111958.51 8 +374029.48 3340.0 – C57
2020-11-27 20:24:09 S 04 46 31.217 -35 35 21.52 – V C57
2020-11-27 20:24:09 s 1 -112583.63 7 +373551.09 650.0 – C57
2020-11-27 21:34:09 S 04 46 27.955 -35 38 18.24 – V C57
2020-11-27 21:34:09 s 1 -114762.76 0 +371848.24 8810.0 – C57
2020-11-27 21:44:09 S 04 46 28.246 -35 38 43.22 – V C57
2020-11-27 21:44:09 s 1 -115072.93 2 +371601.35 4100.0 – C57
2020-11-27 22:04:09 S 04 46 27.322 -35 39 33.26 – V C57
2020-11-27 22:04:09 s 1 -115692.41 7 +371104.85 3450.0 – C57
2020-11-27 22:24:09 S 04 46 26.302 -35 40 20.32 – V C57
2020-11-27 22:24:09 s 1 -116310.75 0 +370604.72 1190.0 – C57
2020-11-27 22:44:09 S 04 46 25.214 -35 41 14.10 – V C57
2020-11-27 22:44:09 s 1 -116927.92 1 +370100.96 7290.0 – C57
2020-11-27 23:04:09 S 04 46 23.981 -35 42 02.74 – V C57
2020-11-27 23:04:09 s 1 -117543.92 3 +369593.55 1760.0 – C57
2020-11-28 00:44:09 S 04 46 19.378 -35 46 16.03 – V C57
2020-11-28 00:44:09 s 1 -120606.07 0 +367001.84 9170.0 – C57
2020-11-28 01:34:09 S 04 46 17.014 -35 48 24.91 – V C57
2020-11-28 01:34:09 s 1 -122125.74 4 +365671.70 2030.0 – C57
2020-11-28 02:04:09 S 04 46 15.866 -35 49 32.23 – V C57
2020-11-28 02:04:09 s 1 -123033.81 9 +364862.62 6590.0 – C57
2020-11-28 02:14:09 S 04 46 15.305 -35 50 04.42 – V C57
2020-11-28 02:14:09 s 1 -123335.88 2 +364591.09 580.0 – C57
2020-11-28 02:24:09 S 04 46 14.710 -35 50 23.39 – V C57
2020-11-28 02:24:09 s 1 -123637.62 9 +364318.64 4130.0 – C57
2020-11-28 02:34:09 S 04 46 14.395 -35 50 53.81 – V C57
2020-11-28 02:34:09 s 1 -123939.05 8 +364045.27 7240.0 – C57
2020-11-28 02:54:09 S 04 46 13.618 -35 51 45.22 – V C57
2020-11-28 02:54:09 s 1 -124540.96 1 +363495.78 2150.0 – C57
2020-11-28 03:04:09 S 04 46 13.248 -35 52 06.53 – V C57
2020-11-28 03:04:09 s 1 -124841.43 2 +363219.65 3940.0 – C57
2020-11-28 03:14:09 S 04 46 12.559 -35 52 29.89 – V C57
2020-11-28 03:14:09 s 1 -125141.58 0 +362942.60 5300.0 – C57
2020-11-28 03:24:09 S 04 46 11.683 -35 53 00.78 – V C57