85490 (1997 SE5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6599203685 ± 2.16e-08
Semi-major axis (a)3.7648975278 AU ± 4.44e-08
Inclination (i)2.57574384° ± 2.85e-06
Long. of Asc. Node (Ω)247.54098849° ± 8.32e-05
Arg. of Perihelion (ω)94.21389940° ± 8.42e-05
Mean Anomaly (M)329.71280026° ± 1.75e-05
Mean Motion (n)0.1349219272°/day ± 2.39e-09
Perihelion dist (q)1.28036496 AU ± 8.28e-08
Aphelion dist (Q)6.24943009 AU ± 1.10e-07
Orbital Period7.30516013 yr ± 1.29e-07
Physical Parameters
H (abs. magnitude)14.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.413″
Uncertainty0
Orbit TypeAmor
MOID0.274649 AU
Observations Used882
Oppositions37
Arc Total1982-2025
First Observation Used1982-04-20
Last Observation Used2025-06-18
Observations (911)
Date Type RA Dec Mag Band Observatory
2010-04-10 07:00:54 C 12 27 20.52 -06 26 05.7 r G96
2011-04-30 07:01:56 C 14 43 48.61 -19 27 54.7 r 703
2011-04-30 07:05:56 C 14 43 48.28 -19 27 54.5 r 703
2011-04-30 07:09:59 C 14 43 48.10 -19 27 54.8 r 703
2011-04-30 07:14:00 C 14 43 47.96 -19 27 53.7 r 703
2011-05-02 07:01:10 C 14 41 51.50 -19 19 21.9 r 703
2011-05-02 07:15:11 C 14 41 50.96 -19 19 19.2 r 703
2011-05-02 07:29:14 C 14 41 50.28 -19 19 17.1 r 703
2011-05-02 07:44:36 C 14 41 49.66 -19 19 13.8 r 703
2011-05-03 14:42:35 C 14 40 33.48 -19 13 31.1 r D29
2011-05-03 15:02:53 C 14 40 32.60 -19 13 27.4 r D29
2011-05-03 15:25:38 C 14 40 31.59 -19 13 24.1 r D29
2011-05-03 15:45:56 C 14 40 30.75 -19 13 19.4 r D29
2011-05-08 06:02:07 C 14 35 54.81 -18 51 58.5 r G96
2011-05-08 06:15:33 C 14 35 54.24 -18 51 55.8 r G96
2011-05-08 06:28:49 C 14 35 53.66 -18 51 53.4 r G96
2011-05-08 06:33:38 C 14 35 53.44 -18 51 52.4 r 703
2011-05-08 06:42:00 C 14 35 53.08 -18 51 51.1 r 703
2011-05-08 06:42:16 C 14 35 53.08 -18 51 50.5 r G96
2011-05-08 06:50:22 C 14 35 52.72 -18 51 49.1 r 703
2011-05-08 06:58:45 C 14 35 52.44 -18 51 47.0 r 703
2011-05-27 06:23:26 C 14 17 30.84 -17 14 46.5 r 703
2011-05-27 06:37:01 C 14 17 30.44 -17 14 43.2 r 703
2011-05-27 06:50:36 C 14 17 29.94 -17 14 39.2 r 703
2011-05-27 07:04:03 C 14 17 29.50 -17 14 37.0 r 703
2011-06-03 04:16:25 C 14 11 52.00 -16 40 22.2 r 703
2011-06-03 04:23:45 C 14 11 51.68 -16 40 20.9 r 703
2011-06-03 04:31:16 C 14 11 51.50 -16 40 18.6 r 703
2011-06-03 04:38:46 C 14 11 51.32 -16 40 16.7 r 703
2011-07-29 09:35:24 C 14 07 51.20 -15 10 50.9 r E12
2011-07-29 09:51:40 C 14 07 51.67 -15 10 52.5 r E12
2011-07-29 10:07:53 C 14 07 52.03 -15 10 53.4 r E12
2012-09-25 12:02:32 C 07 49 02.17 +21 36 06.1 r G96
2012-09-25 12:07:23 C 07 49 02.35 +21 36 05.5 r G96
2012-09-25 12:12:10 C 07 49 02.56 +21 36 05.1 r G96
2012-09-25 12:17:00 C 07 49 02.78 +21 36 04.5 r G96
2012-10-13 10:10:24 C 08 04 20.46 +20 47 33.0 r 703
2012-10-13 10:20:13 C 08 04 20.89 +20 47 31.3 r 703
2012-10-13 10:30:01 C 08 04 21.00 +20 47 30.6 r 703
2012-10-13 10:39:53 C 08 04 21.36 +20 47 30.4 r 703
2012-10-20 09:19:17 C 08 08 31.20 +20 32 28.7 r G96
2012-10-20 09:31:37 C 08 08 31.48 +20 32 27.8 r G96
2012-10-20 09:44:00 C 08 08 31.74 +20 32 27.0 r G96
2012-10-20 09:56:19 C 08 08 32.02 +20 32 26.0 r G96
2012-12-06 10:52:51 C 08 06 03.40 +20 19 21.2 o 691
2012-12-06 11:18:23 C 08 06 02.65 +20 19 23.2 o 691
2012-12-06 11:43:53 C 08 06 01.95 +20 19 24.5 o 691
2012-12-07 10:09:29 C 08 05 25.51 +20 20 45.2 r G96
2012-12-07 10:19:27 C 08 05 25.26 +20 20 46.0 r G96
2012-12-07 10:29:27 C 08 05 24.97 +20 20 46.6 r G96