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 00:14:09 s 1 +28163.528 0 +398398.91 7490.0 – C57
2020-11-25 00:24:09 S 04 49 44.563 -32 32 51.22 – V C57
2020-11-25 00:24:09 s 1 +27810.071 0 +398516.53 500.0 – C57
2020-11-25 00:44:09 S 04 49 43.682 -32 33 55.26 – V C57
2020-11-25 00:44:09 s 1 +27102.971 0 +398749.10 6370.0 – C57
2020-11-25 00:54:09 S 04 49 43.241 -32 34 17.62 – V C57
2020-11-25 00:54:09 s 1 +26749.331 0 +398864.04 9230.0 – C57
2020-11-25 01:24:09 S 04 49 41.602 -32 35 43.73 – V C57
2020-11-25 01:24:09 s 1 +25688.055 0 +399203.48 7530.0 – C57
2020-11-25 01:34:09 S 04 49 41.441 -32 36 11.70 – V C57
2020-11-25 01:34:09 s 1 +25334.181 0 +399314.84 190.0 – C57
2020-11-25 01:44:09 S 04 49 40.997 -32 36 39.53 – V C57
2020-11-25 01:44:09 s 1 +24980.251 0 +399425.31 2800.0 – C57
2020-11-25 01:54:09 S 04 49 40.452 -32 37 05.95 – V C57
2020-11-25 01:54:09 s 1 +24626.265 0 +399534.88 5360.0 – C57
2020-11-25 02:14:09 S 04 49 38.899 -32 38 01.82 – V C57
2020-11-25 02:14:09 s 1 +23918.132 0 +399751.35 320.0 – C57
2020-11-25 02:34:09 S 04 49 38.290 -32 38 58.70 – V C57
2020-11-25 02:34:09 s 1 +23209.788 0 +399964.25 5050.0 – C57
2020-11-25 02:44:09 S 04 49 37.687 -32 39 31.50 – V C57
2020-11-25 02:44:09 s 1 +22855.538 0 +400069.36 7340.0 – C57
2020-11-25 02:54:09 S 04 49 38.045 -32 39 54.04 – V C57
2020-11-25 02:54:09 s 1 +22501.239 0 +400173.58 9560.0 – C57
2020-11-25 03:04:09 S 04 49 37.337 -32 40 20.68 – V C57
2020-11-25 03:04:09 s 1 +22146.889 0 +400276.91 1730.0 – C57
2020-11-25 03:14:09 S 04 49 36.586 -32 40 58.44 – V C57
2020-11-25 03:14:09 s 1 +21792.492 0 +400379.35 3840.0 – C57
2020-11-25 03:34:09 S 04 49 35.635 -32 41 51.65 – V C57
2020-11-25 03:34:09 s 1 +21083.553 0 +400581.56 7870.0 – C57
2020-11-25 03:44:09 S 04 49 35.081 -32 42 19.66 – V C57
2020-11-25 03:44:09 s 1 +20729.014 0 +400681.32 9800.0 – C57
2020-11-25 04:14:09 S 04 49 33.590 -32 43 42.71 – V C57
2020-11-25 04:14:09 s 1 +19665.129 0 +400975.29 5200.0 – C57
2020-11-25 04:44:09 S 04 49 32.054 -32 45 06.62 – V C57
2020-11-25 04:44:09 s 1 +18600.859 0 +401261.26 30.0 – C57
2020-11-25 05:04:09 S 04 49 31.296 -32 45 58.86 – V C57
2020-11-25 05:04:09 s 1 +17891.141 0 +401447.47 2910.0 – C57
2020-11-25 05:24:09 S 04 49 30.612 -32 47 02.36 – V C57
2020-11-25 05:24:09 s 1 +17181.269 0 +401630.13 5520.0 – C57
2020-11-25 06:04:09 S 04 49 29.182 -32 48 46.33 – V C57
2020-11-25 06:04:09 s 1 +15761.086 0 +401984.82 9910.0 – C57
2020-11-25 06:14:09 S 04 49 28.046 -32 49 15.42 – V C57
2020-11-25 06:14:09 s 1 +15405.953 0 +402071.28 820.0 – C57
2020-11-25 06:24:09 S 04 49 27.533 -32 49 48.14 – V C57
2020-11-25 06:24:09 s 1 +15050.788 0 +402156.85 1670.0 – C57
2020-11-25 06:34:09 S 04 49 26.726 -32 50 14.10 – V C57
2020-11-25 06:34:09 s 1 +14695.590 0 +402241.54 2430.0 – C57
2020-11-25 06:44:09 S 04 49 26.998 -32 50 39.73 – V C57
2020-11-25 06:44:09 s 1 +14340.361 0 +402325.34 3130.0 – C57
2020-11-25 07:04:09 S 04 49 26.057 -32 51 41.58 – V C57