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
2020-12-11 07:34:09 S 04 32 23.078 -46 23 57.84 – V C57
2020-12-11 07:34:09 s 1 -73896.734 0 +398329.87 530.0 – C57
2020-12-11 08:04:09 S 04 32 21.667 -46 24 37.94 – V C57
2020-12-11 08:04:09 s 1 -74871.111 0 +397910.81 7780.0 – C57
2020-12-11 08:14:09 S 04 32 21.389 -46 25 00.19 – V C57
2020-12-11 08:14:09 s 1 -75195.555 0 +397769.44 9680.0 – C57
2020-12-11 08:24:09 S 04 32 21.278 -46 25 08.51 – V C57
2020-12-11 08:24:09 s 1 -75519.822 0 +397627.21 1320.0 – C57
2020-12-11 08:54:09 S 04 32 19.745 -46 25 57.61 – V C57
2020-12-11 08:54:09 s 1 -76491.561 0 +397195.45 4670.0 – C57
2020-12-11 09:14:09 S 04 32 18.785 -46 26 22.70 – V C57
2020-12-11 09:14:09 s 1 -77138.494 0 +396903.37 5580.0 – C57
2020-12-11 09:24:09 S 04 32 17.904 -46 26 34.01 – V C57
2020-12-11 09:24:09 s 1 -77461.690 0 +396756.06 5640.0 – C57
2020-12-11 09:54:09 S 04 32 16.246 -46 27 20.59 – V C57
2020-12-11 09:54:09 s 1 -78430.185 0 +396309.03 4210.0 – C57
2020-12-11 10:14:09 S 04 32 15.274 -46 27 43.99 – V C57
2020-12-11 10:14:09 s 1 -79074.931 0 +396006.76 1900.0 – C57
2020-12-11 10:34:09 S 04 32 14.191 -46 28 17.51 – V C57
2020-12-11 10:34:09 s 1 -79718.936 0 +395701.10 8520.0 – C57
2020-12-11 11:34:09 S 04 32 11.462 -46 29 40.96 – V C57
2020-12-11 11:34:09 s 1 -81646.436 0 +394763.72 1760.0 – C57
2020-12-11 12:04:09 S 04 32 09.797 -46 30 18.54 – V C57
2020-12-11 12:04:09 s 1 -82607.607 0 +394283.54 9630.0 – C57
2020-12-11 12:14:09 S 04 32 09.864 -46 30 38.81 – V C57
2020-12-11 12:14:09 s 1 -82927.610 0 +394121.78 5020.0 – C57
2020-12-11 13:04:09 S 04 32 07.202 -46 31 51.56 – V C57
2020-12-11 13:04:09 s 1 -84524.681 0 +393300.19 7730.0 – C57
2020-12-11 13:14:09 S 04 32 07.030 -46 31 58.73 – V C57
2020-12-11 13:14:09 s 1 -84843.501 0 +393133.31 1410.0 – C57
2020-12-11 13:24:09 S 04 32 06.350 -46 32 21.26 – V C57
2020-12-11 13:24:09 s 1 -85162.121 0 +392965.58 4800.0 – C57
2020-12-11 15:24:09 S 04 32 00.163 -46 35 00.64 – V C57
2020-12-11 15:24:09 s 1 -88969.653 0 +390886.18 2650.0 – C57
2020-12-11 17:24:09 S 04 31 54.406 -46 37 49.69 – V C57
2020-12-11 17:24:09 s 1 -92746.811 0 +388683.47 7080.0 – C57
2020-12-11 17:54:09 S 04 31 52.870 -46 38 34.55 – V C57
2020-12-11 17:54:09 s 1 -93686.181 0 +388113.47 3700.0 – C57
2020-12-11 18:34:09 S 04 31 51.516 -46 39 30.60 – V C57
2020-12-11 18:34:09 s 1 -94935.539 0 +387341.42 1410.0 – C57
2020-12-11 18:44:09 S 04 31 50.141 -46 39 36.83 – V C57
2020-12-11 18:44:09 s 1 -95247.312 0 +387146.25 5040.0 – C57
2020-12-11 18:54:09 S 04 31 49.378 -46 39 59.00 – V C57
2020-12-11 18:54:09 s 1 -95558.857 0 +386950.23 8350.0 – C57
2020-12-11 19:04:09 S 04 31 49.963 -46 40 09.88 – V C57
2020-12-11 19:04:09 s 1 -95870.174 0 +386753.34 1330.0 – C57
2020-12-11 19:14:09 S 04 31 48.691 -46 40 23.52 – V C57
2020-12-11 19:14:09 s 1 -96181.260 0 +386555.58 3990.0 – C57
2020-12-11 19:24:09 S 04 31 48.314 -46 40 33.02 – V C57
2020-12-11 19:24:09 s 1 -96492.115 0 +386356.97 6320.0 – C57