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
2020-12-12 09:14:09 S 04 31 08.904 -46 59 18.06 – V C57
2020-12-12 09:14:09 s 1 -121396.87 9 +366830.23 3810.0 – C57
2020-12-12 09:24:09 S 04 31 08.772 -46 59 35.34 – V C57
2020-12-12 09:24:09 s 1 -121684.97 6 +366557.85 4670.0 – C57
2020-12-12 09:44:09 S 04 31 07.246 -47 00 01.19 – V C57
2020-12-12 09:44:09 s 1 -122260.22 6 +366010.41 5100.0 – C57
2020-12-12 10:04:09 S 04 31 06.581 -47 00 31.46 – V C57
2020-12-12 10:04:09 s 1 -122834.21 1 +365459.39 3820.0 – C57
2020-12-12 10:14:09 S 04 31 05.750 -47 00 34.70 – V C57
2020-12-12 10:14:09 s 1 -123120.72 7 +365182.52 2520.0 – C57
2020-12-12 10:24:09 S 04 31 04.994 -47 00 49.72 – V C57
2020-12-12 10:24:09 s 1 -123406.92 3 +364904.76 790.0 – C57
2020-12-12 10:34:09 S 04 31 04.766 -47 01 09.55 – V C57
2020-12-12 10:34:09 s 1 -123692.79 8 +364626.11 8620.0 – C57
2020-12-12 11:24:09 S 04 31 02.364 -47 02 10.68 – V C57
2020-12-12 11:24:09 s 1 -125117.32 7 +363219.31 1180.0 – C57
2020-12-12 11:54:09 S 04 31 01.070 -47 02 50.93 – V C57
2020-12-12 11:54:09 s 1 -125968.12 5 +362364.40 5380.0 – C57
2020-12-12 12:54:09 S 04 30 58.366 -47 04 11.14 – V C57
2020-12-12 12:54:09 s 1 -127660.76 0 +360630.18 1600.0 – C57
2020-12-12 13:04:09 S 04 30 58.339 -47 04 21.36 – V C57
2020-12-12 13:04:09 s 1 -127941.69 1 +360337.98 2700.0 – C57
2020-12-12 13:14:09 S 04 30 57.658 -47 04 33.31 – V C57
2020-12-12 13:14:09 s 1 -128222.28 3 +360044.86 3350.0 – C57
2020-12-12 15:54:09 S 04 30 50.448 -47 08 07.22 – V C57
2020-12-12 15:54:09 s 1 -132664.71 0 +355231.14 9850.0 – C57
2020-12-12 16:04:09 S 04 30 49.939 -47 08 22.60 – V C57
2020-12-12 16:04:09 s 1 -132939.36 0 +354922.52 2440.0 – C57
2020-12-12 16:44:09 S 04 30 47.616 -47 09 07.56 – V C57
2020-12-12 16:44:09 s 1 -134034.34 6 +353678.82 7900.0 – C57
2020-12-12 17:04:09 S 04 30 47.100 -47 09 36.40 – V C57
2020-12-12 17:04:09 s 1 -134579.65 1 +353051.45 7670.0 – C57
2020-12-12 18:24:09 S 04 30 43.368 -47 11 25.37 – V C57
2020-12-12 18:24:09 s 1 -136746.05 7 +350505.09 6710.0 – C57
2020-12-12 18:44:09 S 04 30 42.269 -47 11 46.50 – V C57
2020-12-12 18:44:09 s 1 -137283.90 3 +349859.24 6390.0 – C57
2020-12-12 19:54:09 S 04 30 39.578 -47 13 18.34 – V C57
2020-12-12 19:54:09 s 1 -139154.30 6 +347569.55 4000.0 – C57
2020-12-12 20:04:09 S 04 30 38.702 -47 13 29.21 – V C57
2020-12-12 20:04:09 s 1 -139419.95 8 +347238.73 4430.0 – C57
2020-12-12 20:14:09 S 04 30 38.251 -47 13 40.01 – V C57
2020-12-12 20:14:09 s 1 -139685.21 8 +346906.97 4320.0 – C57
2020-12-12 20:54:09 S 04 30 36.310 -47 14 30.34 – V C57
2020-12-12 20:54:09 s 1 -140742.32 1 +345570.61 8590.0 – C57
2020-12-12 21:54:09 S 04 30 34.058 -47 15 54.29 – V C57
2020-12-12 21:54:09 s 1 -142316.00 9 +343537.97 3860.0 – C57
2020-12-12 22:24:09 S 04 30 31.764 -47 16 25.07 – V C57
2020-12-12 22:24:09 s 1 -143097.38 8 +342508.97 4130.0 – C57
2020-12-12 23:24:09 S 04 30 29.539 -47 17 48.44 – V C57
2020-12-12 23:24:09 s 1 -144649.02 8 +340425.52 9680.0 – C57