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
2004-06-11 00:50:53 C 15 24 48.80 -21 46 04.4 r 859
2004-06-11 00:52:33 C 15 24 48.74 -21 46 03.7 r 859
2004-06-11 00:54:05 C 15 24 48.66 -21 46 04.0 r 859
2004-06-11 05:16:19 C 15 24 36.85 -21 45 12.6 18.1 c 704
2004-06-11 05:30:49 C 15 24 36.15 -21 45 09.9 18.5 c 704
2004-06-11 05:45:21 C 15 24 35.48 -21 45 06.4 18.5 c 704
2004-06-11 05:59:49 C 15 24 34.76 -21 45 03.3 18.4 c 704
2004-06-11 06:14:20 C 15 24 34.33 -21 45 01.7 18.5 c 704
2004-06-12 12:14:15 C 15 23 14.19 -21 38 31.0 r E12
2004-06-12 12:22:25 C 15 23 13.82 -21 38 28.9 r E12
2004-06-12 12:30:35 C 15 23 13.45 -21 38 27.2 r E12
2004-06-12 12:38:45 C 15 23 13.09 -21 38 25.2 r E12
2004-06-12 16:29:44 C 15 23 02.64 -21 37 34.0 r E17
2004-06-12 16:34:04 C 15 23 02.42 -21 37 33.1 r E17
2004-06-12 16:38:24 C 15 23 02.25 -21 37 32.0 r E17
2004-06-14 05:22:19 C 15 21 27.45 -21 29 51.2 17.8 c 704
2004-06-14 06:05:25 C 15 21 25.56 -21 29 41.7 18.5 c 704
2004-06-14 06:19:46 C 15 21 24.94 -21 29 38.9 18.3 c 704
2004-06-16 05:20:11 C 15 19 27.96 -21 19 42.6 18.0 c 704
2004-06-16 05:34:03 C 15 19 27.38 -21 19 39.9 18.2 c 704
2004-06-16 05:47:57 C 15 19 26.78 -21 19 36.6 18.3 c 704
2004-06-16 06:02:37 C 15 19 26.20 -21 19 33.5 18.6 c 704
2004-06-16 21:16:12 C 15 18 49.61 -21 16 22.7 r 185
2004-06-16 21:23:48 C 15 18 49.28 -21 16 21.4 r 185
2004-06-16 21:31:26 C 15 18 48.93 -21 16 19.9 r 185
2004-06-16 21:41:02 C 15 18 48.59 -21 16 17.6 r 185
2004-06-16 21:49:45 C 15 18 48.21 -21 16 15.6 r 185
2004-06-16 21:58:35 C 15 18 47.87 -21 16 13.9 r 185
2004-06-20 00:03:23 C 15 15 58.48 -21 00 51.6 r 859
2004-06-20 00:14:31 C 15 15 58.10 -21 00 49.5 r 859
2004-06-20 00:36:00 C 15 15 57.20 -21 00 44.8 r 859
2004-06-21 11:01:27 C 15 14 43.95 -20 53 49.1 r 428
2004-06-21 11:04:52 C 15 14 43.83 -20 53 48.4 r 428
2004-06-21 11:08:17 C 15 14 43.71 -20 53 47.5 r 428
2004-06-21 11:12:00 C 15 14 43.57 -20 53 46.9 r 428
2004-06-23 12:13:08 C 15 13 05.44 -20 44 10.4 r E12
2004-06-23 12:26:09 C 15 13 05.05 -20 44 07.6 r E12
2004-06-23 12:39:10 C 15 13 04.60 -20 44 05.1 r E12
2004-06-23 12:52:16 C 15 13 04.17 -20 44 02.6 r E12
2004-07-04 03:07:32 C 15 06 48.99 -20 00 46.2 r H41
2004-07-04 03:10:03 C 15 06 48.98 -20 00 47.1 r H41
2004-07-04 03:13:58 C 15 06 48.79 -20 00 46.0 r H41
2004-07-04 03:16:54 C 15 06 48.83 -20 00 44.8 r H41
2004-07-05 03:20:33 C 15 06 25.58 -19 57 20.1 r H41
2004-07-05 03:23:11 C 15 06 25.49 -19 57 19.0 r H41
2004-07-05 03:25:35 C 15 06 25.48 -19 57 18.0 r H41
2004-07-05 03:28:46 C 15 06 25.41 -19 57 17.9 r H41
2004-07-05 03:31:41 C 15 06 25.37 -19 57 18.3 r H41
2004-08-10 10:07:32 C 15 17 49.61 -19 31 45.7 r E12
2004-08-10 10:19:52 C 15 17 50.26 -19 31 45.6 r E12