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
2012-12-07 10:39:35 C 08 05 24.64 +20 20 47.2 r G96
2012-12-10 08:36:45 C 08 03 23.15 +20 25 18.6 o 691
2012-12-10 09:02:14 C 08 03 22.37 +20 25 20.0 o 691
2012-12-10 09:27:43 C 08 03 21.56 +20 25 22.0 o 691
2012-12-20 06:27:46 C 07 55 14.01 +20 43 23.2 r 703
2012-12-20 06:39:56 C 07 55 13.51 +20 43 25.0 r 703
2012-12-20 06:52:12 C 07 55 13.00 +20 43 26.3 r 703
2012-12-20 07:04:21 C 07 55 12.57 +20 43 26.2 r 703
2012-12-21 10:16:10 C 07 54 10.08 +20 45 42.4 r G96
2012-12-21 10:24:29 C 07 54 09.72 +20 45 43.0 r G96
2012-12-21 10:32:57 C 07 54 09.39 +20 45 43.7 r G96
2012-12-21 10:41:28 C 07 54 09.03 +20 45 44.5 r G96
2013-01-07 04:21:57 C 07 37 22.53 +21 19 45.8 o 691
2013-01-07 05:12:58 C 07 37 20.32 +21 19 49.7 o 691
2013-01-12 09:27:19 C 07 31 58.87 +21 29 33.9 r G96
2013-01-12 09:35:10 C 07 31 58.54 +21 29 34.4 r G96
2013-01-12 09:42:59 C 07 31 58.18 +21 29 34.8 r G96
2013-01-12 09:50:43 C 07 31 57.86 +21 29 35.4 r G96
2013-02-15 02:59:17 C 07 05 07.75 +22 08 04.2 o 691
2013-02-15 03:31:15 C 07 05 07.07 +22 08 05.2 o 691
2014-01-09 09:46:49 C 09 48 51.05 +11 29 36.1 q G96
2014-01-09 09:53:35 C 09 48 50.93 +11 29 36.4 q G96
2014-01-09 10:00:21 C 09 48 50.82 +11 29 36.5 q G96
2014-01-09 10:07:08 C 09 48 50.66 +11 29 37.5 q G96
2014-01-23 09:11:26 C 09 40 59.77 +12 05 21.9 q G96
2014-01-23 09:21:26 C 09 40 59.50 +12 05 23.5 q G96
2014-01-23 09:31:26 C 09 40 59.22 +12 05 24.5 q G96
2014-01-23 09:41:31 C 09 40 58.96 +12 05 25.1 q G96
2014-01-29 05:30:15 C 09 37 17.67 +12 22 29.7 o 691
2014-01-29 05:55:49 C 09 37 16.97 +12 22 33.5 o 691
2014-01-29 06:21:23 C 09 37 16.28 +12 22 36.0 o 691
2014-02-27 06:00:36 C 09 18 32.33 +13 49 42.3 q G96
2014-02-27 06:07:57 C 09 18 32.16 +13 49 42.8 q G96
2014-02-27 06:15:18 C 09 18 32.03 +13 49 44.0 q G96
2014-02-27 06:22:39 C 09 18 31.78 +13 49 45.1 q G96
2014-02-28 07:16:39 C 09 17 55.453 +13 52 34.62 L F51
2014-02-28 07:35:22 C 09 17 55.002 +13 52 36.69 L F51
2014-02-28 07:54:12 C 09 17 54.533 +13 52 38.91 L F51
2014-02-28 08:13:08 C 09 17 54.082 +13 52 41.01 L F51
2014-03-20 06:12:55 C 09 08 17.310 +14 37 53.18 L F51
2014-03-20 06:30:01 C 09 08 17.052 +14 37 54.09 L F51
2014-03-20 07:06:22 C 09 08 16.465 +14 37 56.53 L F51
2016-03-09 09:11:11 C 11 23 18.74 +00 57 22.5 1 T09
2016-03-09 09:15:21 C 11 23 18.64 +00 57 23.1 1 T09
2016-03-09 09:44:35 C 11 23 17.95 +00 57 27.1 1 T09
2016-03-09 10:00:23 C 11 23 17.59 +00 57 29.5 1 T09
2016-03-09 12:17:59 C 11 23 14.36 +00 57 49.4 1 T09
2016-03-09 13:05:26 C 11 23 13.25 +00 57 56.2 1 T09
2016-03-09 13:21:54 C 11 23 12.87 +00 57 58.6 1 T09
2016-03-11 07:20:10 C 11 22 15.00 +01 04 02.9 q G96