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
2020-11-25 19:04:09 S 04 48 51.718 -33 25 00.77 – V C57
2020-11-25 19:04:09 s 1 -11977.897 0 +406088.99 3920.0 – C57
2020-11-25 19:14:09 S 04 48 51.257 -33 25 25.25 – V C57
2020-11-25 19:14:09 s 1 -12333.228 0 +406107.10 6860.0 – C57
2020-11-25 19:24:09 S 04 48 50.669 -33 25 56.57 – V C57
2020-11-25 19:24:09 s 1 -12688.530 0 +406124.34 9670.0 – C57
2020-11-25 19:34:09 S 04 48 50.158 -33 26 25.33 – V C57
2020-11-25 19:34:09 s 1 -13043.804 0 +406140.71 2350.0 – C57
2020-11-25 19:44:09 S 04 48 49.548 -33 26 51.04 – V C57
2020-11-25 19:44:09 s 1 -13399.048 0 +406156.22 4890.0 – C57
2020-11-25 19:54:09 S 04 48 48.902 -33 27 18.65 – V C57
2020-11-25 19:54:09 s 1 -13754.262 0 +406170.86 7300.0 – C57
2020-11-25 20:24:09 S 04 48 47.659 -33 28 43.21 – V C57
2020-11-25 20:24:09 s 1 -14819.712 0 +406209.55 3720.0 – C57
2020-11-25 20:44:09 S 04 48 46.896 -33 29 36.35 – V C57
2020-11-25 20:44:09 s 1 -15529.846 0 +406231.01 7320.0 – C57
2020-11-25 20:54:09 S 04 48 46.330 -33 30 03.06 – V C57
2020-11-25 20:54:09 s 1 -15884.861 0 +406240.44 8910.0 – C57
2020-11-25 21:24:09 S 04 48 45.242 -33 31 23.92 – V C57
2020-11-25 21:24:09 s 1 -16949.688 0 +406263.52 2850.0 – C57
2020-11-25 21:54:09 S 04 48 43.488 -33 32 47.80 – V C57
2020-11-25 21:54:09 s 1 -18014.171 0 +406278.79 5510.0 – C57
2020-11-25 22:04:09 S 04 48 43.118 -33 33 14.51 – V C57
2020-11-25 22:04:09 s 1 -18368.919 0 +406282.14 6110.0 – C57
2020-11-25 22:14:09 S 04 48 42.266 -33 33 47.59 – V C57
2020-11-25 22:14:09 s 1 -18723.626 0 +406284.63 6560.0 – C57
2020-11-25 22:44:09 S 04 48 41.635 -33 35 08.45 – V C57
2020-11-25 22:44:09 s 1 -19787.492 0 +406286.90 7060.0 – C57
2020-11-25 23:04:09 S 04 48 39.936 -33 35 59.42 – V C57
2020-11-25 23:04:09 s 1 -20496.517 0 +406284.08 6650.0 – C57
2020-11-26 00:24:09 S 04 48 36.463 -33 39 38.41 – V C57
2020-11-26 00:24:09 s 1 -23330.723 0 +406238.14 9000.0 – C57
2020-11-26 00:54:09 S 04 48 34.634 -33 40 57.76 – V C57
2020-11-26 00:54:09 s 1 -24392.717 0 +406206.63 3590.0 – C57
2020-11-26 01:04:09 S 04 48 34.889 -33 41 28.32 – V C57
2020-11-26 01:04:09 s 1 -24746.607 0 +406194.40 1470.0 – C57
2020-11-26 01:14:09 S 04 48 33.926 -33 41 56.72 – V C57
2020-11-26 01:14:09 s 1 -25100.443 0 +406181.30 9200.0 – C57
2020-11-26 01:34:09 S 04 48 33.305 -33 42 49.21 – V C57
2020-11-26 01:34:09 s 1 -25807.946 0 +406152.50 4170.0 – C57
2020-11-26 01:44:09 S 04 48 32.143 -33 43 15.10 – V C57
2020-11-26 01:44:09 s 1 -26161.612 0 +406136.81 1420.0 – C57
2020-11-26 01:54:09 S 04 48 32.354 -33 43 44.04 – V C57
2020-11-26 01:54:09 s 1 -26515.221 0 +406120.25 8500.0 – C57
2020-11-26 02:04:09 S 04 48 31.459 -33 44 11.98 – V C57
2020-11-26 02:04:09 s 1 -26868.771 0 +406102.82 5420.0 – C57
2020-11-26 02:24:09 S 04 48 30.943 -33 45 05.58 – V C57
2020-11-26 02:24:09 s 1 -27575.691 0 +406065.38 8780.0 – C57
2020-11-26 03:24:09 S 04 48 27.506 -33 47 46.97 – V C57
2020-11-26 03:24:09 s 1 -29694.964 0 +405932.29 4890.0 – C57