52689 (1998 FF2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2925547139 ± 3.30e-08
Semi-major axis (a)1.5617235802 AU ± 6.06e-09
Inclination (i)10.98138530° ± 7.45e-06
Long. of Asc. Node (Ω)4.63752234° ± 1.58e-05
Arg. of Perihelion (ω)265.21704069° ± 2.27e-05
Mean Anomaly (M)5.32628472° ± 3.41e-05
Mean Motion (n)0.5050170313°/day ± 2.94e-09
Perihelion dist (q)1.10483399 AU ± 5.18e-08
Aphelion dist (Q)2.01861318 AU ± 5.22e-08
Orbital Period1.95166939 yr ± 1.14e-08
Physical Parameters
H (abs. magnitude)19.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.561″
Uncertainty0
Orbit TypeAmor
MOID0.210867 AU
Observations Used322
Oppositions13
Arc Total1998-2025
First Observation Used1998-02-25
Last Observation Used2025-01-20
Observations (339)
Date Type RA Dec Mag Band Observatory
2004-10-04 03:54:31 C 00 38 20.33 +08 14 50.5 c 691
2004-10-04 04:35:31 C 00 38 16.73 +08 14 57.8 c 691
2004-10-04 05:15:04 C 00 38 13.25 +08 15 04.7 c 691
2004-10-05 05:22:38 C 00 36 11.76 +08 19 06.5 o 699
2004-10-05 05:51:49 C 00 36 09.22 +08 19 12.0 o 699
2004-10-05 06:21:02 C 00 36 06.71 +08 19 16.4 o 699
2004-10-05 06:50:15 C 00 36 04.19 +08 19 20.3 o 699
2004-10-10 04:52:27 C 00 26 47.19 +08 36 27.8 19.2 c 704
2004-10-10 05:08:10 C 00 26 45.99 +08 36 29.6 19.3 c 704
2004-10-10 05:24:52 C 00 26 44.73 +08 36 31.2 19.2 c 704
2004-10-10 05:41:02 C 00 26 43.44 +08 36 34.3 19.4 c 704
2004-10-10 05:57:54 C 00 26 42.13 +08 36 36.9 19.7 c 704
2004-10-21 05:14:04 C 00 10 36.03 +09 04 47.3 20.0 c 704
2004-10-21 05:31:08 C 00 10 35.25 +09 04 49.4 19.6 c 704
2004-10-21 05:48:13 C 00 10 34.37 +09 04 50.9 19.8 c 704
2004-10-21 06:05:18 C 00 10 33.46 +09 04 52.2 19.8 c 704
2006-09-26 10:13:54 C 02 12 27.84 +19 05 40.2 c 691
2006-09-26 10:39:00 C 02 12 25.94 +19 05 47.7 c 691
2006-09-26 11:04:05 C 02 12 24.08 +19 05 55.0 c 691
2006-09-30 10:23:55 C 02 05 16.72 +19 31 42.3 c 691
2006-09-30 10:53:53 C 02 05 14.28 +19 31 49.4 c 691
2006-09-30 11:18:53 C 02 05 12.25 +19 31 55.1 c 691
2006-10-19 06:17:57 C 01 26 52.47 +20 12 01.5 r 703
2006-10-19 06:30:17 C 01 26 51.28 +20 12 00.3 r 703
2006-10-19 06:42:41 C 01 26 50.31 +20 12 01.0 r 703
2006-10-19 06:55:05 C 01 26 49.30 +20 12 01.4 r 703
2006-10-19 08:05:04 C 01 26 43.18 +20 11 56.8 r 703
2006-10-19 08:21:09 C 01 26 41.74 +20 11 55.7 r 703
2006-10-19 08:37:18 C 01 26 40.34 +20 11 54.5 r 703
2006-10-19 08:53:19 C 01 26 39.01 +20 11 53.5 r 703
2008-09-29 10:00:51 C 03 05 04.77 +26 09 55.3 r G96
2008-09-29 10:08:46 C 03 05 04.34 +26 09 58.3 r G96
2008-09-29 10:16:39 C 03 05 03.94 +26 10 01.0 r G96
2008-09-29 10:25:15 C 03 05 03.48 +26 10 03.9 r G96
2008-11-03 05:10:35 C 02 01 29.38 +27 40 18.7 r G96
2008-11-03 05:20:24 C 02 01 28.63 +27 40 16.5 r G96
2008-11-03 05:30:14 C 02 01 27.84 +27 40 15.2 r G96
2008-11-03 05:39:59 C 02 01 27.04 +27 40 13.2 r G96
2010-11-09 20:23:08 C 02 47 50.32 +33 19 40.0 u 114
2010-11-09 20:28:43 C 02 47 49.94 +33 19 39.6 u 114
2010-11-16 07:36:02 C 02 35 16.163 +32 51 03.78 L F51
2010-11-16 07:52:51 C 02 35 14.842 +32 51 00.04 L F51
2010-11-30 04:02:09 C 02 14 16.26 +31 17 34.7 r G96
2010-11-30 04:12:51 C 02 14 15.68 +31 17 31.5 r G96
2010-11-30 04:23:28 C 02 14 15.14 +31 17 28.6 r G96
2010-11-30 04:34:17 C 02 14 14.60 +31 17 24.6 r G96
2015-01-21 06:56:45 C 03 14 42.979 +34 06 51.15 L F51
2015-01-21 07:14:38 C 03 14 43.325 +34 06 47.48 L F51
2015-01-21 07:32:40 C 03 14 43.674 +34 06 43.77 L F51
2020-12-19 06:16:43 C 05 55 08.18 +44 23 31.6 V G96