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
2009-10-19 20:29:21 C 02 26 40.35 +28 08 36.5 r 240
2009-10-24 06:42:32 C 02 22 09.61 +23 56 16.0 18.0 c 704
2009-10-24 07:02:00 C 02 22 08.62 +23 55 26.2 18.2 c 704
2009-10-24 07:21:27 C 02 22 07.66 +23 54 36.8 18.1 c 704
2009-10-24 07:40:55 C 02 22 06.71 +23 53 47.2 18.1 c 704
2009-10-24 08:00:24 C 02 22 05.75 +23 52 57.5 18.2 c 704
2009-10-25 00:25:49 C 02 21 21.42 +23 10 37.2 w 160
2009-10-25 00:29:39 C 02 21 21.21 +23 10 27.3 w 160
2009-10-25 00:33:19 C 02 21 20.99 +23 10 17.5 w 160
2009-10-26 06:11:30 C 02 20 00.00 +21 51 58.1 r 850
2009-10-26 06:33:17 C 02 19 58.90 +21 50 59.2 r 850
2009-10-26 06:55:29 C 02 19 57.71 +21 50 00.1 r 850
2009-10-26 07:16:58 C 02 19 56.69 +21 49 01.8 r 850
2009-10-26 22:48:45 C 02 19 14.08 +21 06 51.4 w 160
2009-10-26 22:52:46 C 02 19 13.87 +21 06 40.7 w 160
2009-10-26 22:56:37 C 02 19 13.68 +21 06 30.1 w 160
2009-11-06 08:35:56 C 02 07 30.46 +08 37 43.2 r 703
2009-11-06 08:44:29 C 02 07 30.07 +08 37 15.5 r 703
2009-11-06 08:52:54 C 02 07 29.64 +08 36 50.0 r 703
2009-11-06 09:01:24 C 02 07 29.20 +08 36 22.5 r 703
2009-11-10 22:37:45 C 02 02 46.34 +02 50 24.8 w 160
2009-11-10 22:39:27 C 02 02 46.26 +02 50 19.4 w 160
2009-11-10 22:40:48 C 02 02 46.21 +02 50 15.2 w 160
2009-11-10 22:42:20 C 02 02 46.14 +02 50 10.3 w 160
2009-11-10 22:43:51 C 02 02 46.07 +02 50 05.5 w 160
2009-11-11 22:23:22 C 02 01 49.34 +01 36 26.0 r 130
2009-11-11 22:26:01 C 02 01 49.23 +01 36 17.7 r 130
2009-11-11 22:28:11 C 02 01 49.12 +01 36 11.1 r 130
2009-11-11 22:30:36 C 02 01 49.03 +01 36 03.4 r 130
2009-11-18 05:16:29 C 01 56 36.31 -05 51 17.1 r 703
2009-11-18 05:26:56 C 01 56 35.91 -05 51 47.4 r 703
2009-11-18 05:37:21 C 01 56 35.59 -05 52 16.2 r 703
2009-11-25 05:28:45 C 01 52 50.52 -13 03 03.5 r 703
2009-11-25 05:41:09 C 01 52 50.26 -13 03 32.5 r 703
2009-11-25 05:53:32 C 01 52 50.01 -13 04 00.8 r 703
2009-11-25 06:04:44 C 01 52 49.80 -13 04 26.7 r 703
2010-01-07 04:18:20 S 02 20 48.850 -31 49 12.47 L C51
2010-01-07 10:39:34 S 02 21 12.82 -31 51 04.1 L C51
2010-01-07 12:14:47 S 02 21 18.80 -31 51 31.1 L C51
2010-01-07 20:11:10 S 02 21 48.984 -31 53 48.16 L C51
2010-01-07 21:46:31 S 02 21 55.001 -31 54 13.90 L C51
2010-01-08 00:57:02 S 02 22 07.18 -31 55 08.6 L C51
2010-01-08 02:32:23 S 02 22 13.21 -31 55 34.3 L C51
2010-01-08 04:07:33 S 02 22 19.26 -31 56 00.9 L C51
2010-01-08 10:28:47 S 02 22 43.71 -31 57 44.1 L C51
2010-01-08 13:39:18 S 02 22 55.96 -31 58 35.3 L C51
2010-03-25 02:31:18 C 05 35 56.77 -24 54 30.7 u 448
2010-03-25 03:20:07 C 05 36 03.67 -24 53 58.0 u 448
2015-09-08 01:28:20 C 17 48 45.92 +21 03 52.3 u H21
2015-09-08 01:38:47 C 17 48 46.18 +21 03 46.1 u H21