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
2020-12-13 18:04:09 S 04 29 41.090 -47 40 49.73 V C57
2020-12-13 18:04:09 s 1 -170469.82 0 +295092.00 9390.0 C57
2020-12-13 20:44:08 S 04 29 34.565 -47 44 07.55 V C57
2020-12-13 20:44:08 s 1 -173587.86 9 +287575.73 5120.0 C57
2020-12-13 20:54:08 S 04 29 34.082 -47 44 14.42 V C57
2020-12-13 20:54:08 s 1 -173777.23 7 +287096.95 3090.0 C57
2020-12-13 23:04:08 S 04 29 28.358 -47 46 51.78 V C57
2020-12-13 23:04:08 s 1 -176177.77 3 +280775.25 4570.0 C57
2020-12-13 23:54:08 S 04 29 26.760 -47 47 56.94 V C57
2020-12-13 23:54:08 s 1 -177070.02 7 +278295.24 1220.0 C57
2020-12-14 00:44:09 S 04 29 24.458 -47 48 55.66 V C57
2020-12-14 00:44:09 s 1 -177944.52 9 +275787.99 4080.0 C57
2020-12-14 01:04:09 S 04 29 24.046 -47 49 23.70 V C57
2020-12-14 01:04:09 s 1 -178289.28 2 +274777.42 4450.0 C57
2020-12-14 02:24:08 S 04 29 21.050 -47 50 52.22 V C57
2020-12-14 02:24:08 s 1 -179638.88 0 +270691.13 6510.0 C57
2020-12-14 03:14:08 S 04 29 18.864 -47 51 48.17 V C57
2020-12-14 03:14:08 s 1 -180458.00 7 +268101.20 5110.0 C57
2020-12-14 05:14:09 S 04 29 13.608 -47 54 05.11 V C57
2020-12-14 05:14:09 s 1 -182344.84 9 +261771.24 3760.0 C57
2020-12-14 07:24:08 S 04 29 08.477 -47 56 40.34 V C57
2020-12-14 07:24:08 s 1 -184257.79 1 +254729.68 1480.0 C57
2020-12-14 07:44:08 S 04 29 07.579 -47 57 01.08 V C57
2020-12-14 07:44:08 s 1 -184539.53 4 +253629.18 7370.0 C57
2020-12-14 08:24:08 S 04 29 06.156 -47 57 46.22 V C57
2020-12-14 08:24:08 s 1 -185092.71 2 +251414.31 5340.0 C57
2020-12-14 08:54:08 S 04 29 05.218 -47 58 24.42 V C57
2020-12-14 08:54:08 s 1 -185498.46 2 +249740.98 1570.0 C57
2020-12-14 09:22:31 C 04 30 12.02 -47 53 28.2 V T05
2020-12-14 09:34:08 S 04 29 03.398 -47 59 09.78 V C57
2020-12-14 09:34:08 s 1 -186027.09 6 +247493.56 6630.0 C57
2020-12-14 10:04:08 S 04 29 02.201 -47 59 46.18 V C57
2020-12-14 10:04:08 s 1 -186414.16 6 +245795.70 7820.0 C57
2020-12-14 10:09:56 C 04 30 09.35 -47 54 25.5 V T05
2020-12-14 10:14:33 C 04 30 09.18 -47 54 30.9 V T05
2020-12-14 10:25:47 C 04 30 08.62 -47 54 44.7 V T05
2020-12-14 10:54:09 S 04 29 00.154 -48 00 43.88 V C57
2020-12-14 10:54:09 s 1 -187041.06 1 +242942.41 8710.0 C57
2020-12-14 11:04:08 S 04 28 59.645 -48 00 54.47 V C57
2020-12-14 11:04:08 s 1 -187163.67 1 +242368.21 7170.0 C57
2020-12-14 11:24:08 S 04 28 59.705 -48 01 08.04 V C57
2020-12-14 11:24:08 s 1 -187406.09 2 +241216.25 350.0 C57
2020-12-14 13:14:08 S 04 28 55.351 -48 03 19.48 V C57
2020-12-14 13:14:08 s 1 -188670.71 7 +234798.64 9590.0 C57
2020-12-14 14:44:08 S 04 28 51.554 -48 05 01.93 V C57
2020-12-14 14:44:08 s 1 -189617.40 6 +229436.63 5600.0 C57
2020-12-14 15:44:08 S 04 28 49.956 -48 06 07.85 V C57
2020-12-14 15:44:08 s 1 -190202.55 1 +225807.08 4660.0 C57
2020-12-14 15:54:08 S 04 28 49.500 -48 06 18.14 V C57
2020-12-14 15:54:08 s 1 -190296.41 2 +225197.85 4600.0 C57