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 16:54:09 S 04 33 07.966 -46 02 37.72 – V C57
2020-12-10 16:54:09 s 1 -44710.102 0 +407247.22 6470.0 – C57
2020-12-10 18:44:09 S 04 33 02.350 -46 05 19.18 – V C57
2020-12-10 18:44:09 s 1 -48413.960 0 +406488.45 8610.0 – C57
2020-12-10 19:04:09 S 04 33 01.454 -46 05 54.71 – V C57
2020-12-10 19:04:09 s 1 -49085.923 0 +406339.59 8340.0 – C57
2020-12-10 19:24:09 S 04 33 00.413 -46 06 21.17 – V C57
2020-12-10 19:24:09 s 1 -49757.421 0 +406187.37 7300.0 – C57
2020-12-10 20:24:09 S 04 32 56.899 -46 07 52.46 – V C57
2020-12-10 20:24:09 s 1 -51769.062 0 +405710.57 9430.0 – C57
2020-12-10 20:54:09 S 04 32 55.114 -46 08 33.86 – V C57
2020-12-10 20:54:09 s 1 -52773.243 0 +405460.84 2800.0 – C57
2020-12-10 21:44:09 S 04 32 52.992 -46 09 45.43 – V C57
2020-12-10 21:44:09 s 1 -54444.381 0 +405027.83 7680.0 – C57
2020-12-10 21:54:09 S 04 32 52.766 -46 10 07.79 – V C57
2020-12-10 21:54:09 s 1 -54778.227 0 +404938.71 4040.0 – C57
2020-12-10 22:14:09 S 04 32 51.953 -46 10 36.52 – V C57
2020-12-10 22:14:09 s 1 -55445.533 0 +404757.95 6130.0 – C57
2020-12-10 22:44:09 S 04 32 49.543 -46 11 10.72 – V C57
2020-12-10 22:44:09 s 1 -56445.512 0 +404480.51 2700.0 – C57
2020-12-10 23:34:09 S 04 32 47.028 -46 12 30.24 – V C57
2020-12-10 23:34:09 s 1 -58109.486 0 +404001.30 6060.0 – C57
2020-12-10 23:54:09 S 04 32 46.447 -46 12 52.81 – V C57
2020-12-10 23:54:09 s 1 -58774.127 0 +403803.74 3900.0 – C57
2020-12-11 00:04:09 S 04 32 46.284 -46 13 09.73 – V C57
2020-12-11 00:04:09 s 1 -59106.242 0 +403703.69 7500.0 – C57
2020-12-11 01:44:09 S 04 32 40.918 -46 15 37.04 – V C57
2020-12-11 01:44:09 s 1 -62419.652 0 +402656.99 1290.0 – C57
2020-12-11 02:44:09 S 04 32 38.153 -46 17 08.99 – V C57
2020-12-11 02:44:09 s 1 -64400.745 0 +401988.58 4740.0 – C57
2020-12-11 03:04:09 S 04 32 36.607 -46 17 30.52 – V C57
2020-12-11 03:04:09 s 1 -65059.914 0 +401759.03 4050.0 – C57
2020-12-11 03:14:09 S 04 32 36.926 -46 17 51.40 – V C57
2020-12-11 03:14:09 s 1 -65389.271 0 +401643.00 3350.0 – C57
2020-12-11 04:34:09 S 04 32 32.947 -46 19 44.47 – V C57
2020-12-11 04:34:09 s 1 -68018.568 0 +400684.36 9280.0 – C57
2020-12-11 04:44:09 S 04 32 32.126 -46 19 55.34 – V C57
2020-12-11 04:44:09 s 1 -68346.524 0 +400560.73 6450.0 – C57
2020-12-11 04:54:09 S 04 32 31.846 -46 20 11.29 – V C57
2020-12-11 04:54:09 s 1 -68674.320 0 +400436.26 3370.0 – C57
2020-12-11 05:14:09 S 04 32 30.257 -46 20 38.51 – V C57
2020-12-11 05:14:09 s 1 -69329.430 0 +400184.79 6490.0 – C57
2020-12-11 05:44:09 S 04 32 28.678 -46 21 22.18 – V C57
2020-12-11 05:44:09 s 1 -70310.881 0 +399801.25 4330.0 – C57
2020-12-11 06:14:09 S 04 32 27.062 -46 22 00.26 – V C57
2020-12-11 06:14:09 s 1 -71290.854 0 +399410.11 9940.0 – C57
2020-12-11 06:34:09 S 04 32 26.662 -46 22 31.26 – V C57
2020-12-11 06:34:09 s 1 -71943.338 0 +399145.13 9100.0 – C57
2020-12-11 07:14:09 S 04 32 24.533 -46 23 28.43 – V C57
2020-12-11 07:14:09 s 1 -73246.285 0 +398605.00 4400.0 – C57