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
2020-11-21 14:44:10 S 04 53 25.680 -28 26 35.23 V C57
2020-11-21 14:44:10 s 1 +169795.27 3 +220353.15 2760.0 C57
2020-11-21 15:04:10 S 04 53 24.751 -28 27 38.66 V C57
2020-11-21 15:04:10 s 1 +169496.95 1 +221658.76 6240.0 C57
2020-11-21 15:14:10 S 04 53 24.252 -28 28 10.06 V C57
2020-11-21 15:14:10 s 1 +169346.10 7 +222309.38 1770.0 C57
2020-11-21 15:44:10 S 04 53 23.052 -28 29 39.80 V C57
2020-11-21 15:44:10 s 1 +168886.91 4 +224252.53 3610.0 C57
2020-11-21 15:54:10 S 04 53 22.646 -28 30 18.18 V C57
2020-11-21 15:54:10 s 1 +168731.65 0 +224897.35 5990.0 C57
2020-11-21 16:14:10 S 04 53 21.970 -28 31 20.14 V C57
2020-11-21 16:14:10 s 1 +168417.85 8 +226182.66 8410.0 C57
2020-11-21 16:24:10 S 04 53 21.403 -28 31 47.28 V C57
2020-11-21 16:24:10 s 1 +168259.34 0 +226823.15 8470.0 C57
2020-11-21 16:34:10 S 04 53 21.024 -28 32 25.19 V C57
2020-11-21 16:34:10 s 1 +168099.75 1 +227462.20 7760.0 C57
2020-11-21 16:44:10 S 04 53 20.026 -28 32 55.00 V C57
2020-11-21 16:44:10 s 1 +167939.09 4 +228099.82 6300.0 C57
2020-11-21 17:04:10 S 04 53 19.634 -28 34 01.06 V C57
2020-11-21 17:04:10 s 1 +167614.60 3 +229370.77 1110.0 C57
2020-11-21 17:14:10 S 04 53 19.246 -28 34 33.85 V C57
2020-11-21 17:14:10 s 1 +167450.77 9 +230004.10 7390.0 C57
2020-11-21 17:34:10 S 04 53 18.029 -28 35 36.96 V C57
2020-11-21 17:34:10 s 1 +167120.00 5 +231266.48 7740.0 C57
2020-11-21 17:44:10 S 04 53 18.271 -28 36 04.93 V C57
2020-11-21 17:44:10 s 1 +166953.06 5 +231895.54 1820.0 C57
2020-11-21 18:04:10 S 04 53 17.206 -28 37 08.69 V C57
2020-11-21 18:04:10 s 1 +166616.10 7 +233149.40 7790.0 C57
2020-11-21 18:14:10 S 04 53 17.318 -28 37 43.10 V C57
2020-11-21 18:14:10 s 1 +166446.10 0 +233774.21 9690.0 C57
2020-11-21 18:24:10 S 04 53 16.846 -28 38 14.21 V C57
2020-11-21 18:24:10 s 1 +166275.08 1 +234397.61 880.0 C57
2020-11-21 18:34:10 S 04 53 15.602 -28 38 47.04 V C57
2020-11-21 18:34:10 s 1 +166103.05 5 +235019.59 1350.0 C57
2020-11-21 18:44:10 S 04 53 15.530 -28 39 16.31 V C57
2020-11-21 18:44:10 s 1 +165930.02 9 +235640.17 1120.0 C57
2020-11-21 19:04:10 S 04 53 14.614 -28 40 15.20 V C57
2020-11-21 19:04:10 s 1 +165580.99 4 +236877.11 8560.0 C57
2020-11-21 19:14:10 S 04 53 13.798 -28 40 51.85 V C57
2020-11-21 19:14:10 s 1 +165404.99 6 +237493.48 6240.0 C57
2020-11-21 19:24:10 S 04 53 13.565 -28 41 18.13 V C57
2020-11-21 19:24:10 s 1 +165228.01 7 +238108.45 3220.0 C57
2020-11-21 19:34:10 S 04 53 13.008 -28 41 54.96 V C57
2020-11-21 19:34:10 s 1 +165050.06 4 +238722.03 9520.0 C57
2020-11-21 19:44:10 S 04 53 13.025 -28 42 20.48 V C57
2020-11-21 19:44:10 s 1 +164871.14 0 +239334.21 5130.0 C57
2020-11-21 19:54:10 S 04 53 12.478 -28 42 53.68 V C57
2020-11-21 19:54:10 s 1 +164691.25 1 +239944.99 70.0 C57
2020-11-21 20:14:10 S 04 53 11.830 -28 43 56.57 V C57
2020-11-21 20:14:10 s 1 +164328.59 9 +241162.40 7930.0 C57