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
2004-04-25 09:03:33 C 16 12 48.73 -24 23 13.2 19.4 c 704
2004-04-25 09:18:48 C 16 12 48.34 -24 23 12.3 19.2 c 704
2004-04-25 09:34:03 C 16 12 47.94 -24 23 12.0 19.2 c 704
2004-04-25 15:20:57 C 16 12 39.46 -24 22 53.2 r E14
2004-04-25 15:33:05 C 16 12 39.10 -24 22 53.0 r E14
2004-04-25 15:41:11 C 16 12 38.95 -24 22 53.9 r E14
2004-05-02 03:53:29 C 16 08 10.63 -24 14 35.5 r 859
2004-05-02 04:09:33 C 16 08 09.98 -24 14 33.2 r 859
2004-05-02 04:16:14 C 16 08 09.97 -24 14 28.6 r 859
2004-05-15 00:24:44 C 15 56 10.09 -23 44 23.8 r J87
2004-05-15 00:27:54 C 15 56 09.94 -23 44 23.0 r J87
2004-05-15 00:31:03 C 15 56 09.81 -23 44 22.8 r J87
2004-05-16 07:34:42 C 15 54 45.72 -23 40 15.6 19.0 c 704
2004-05-16 08:08:22 C 15 54 44.02 -23 40 10.9 18.1 c 704
2004-05-16 08:21:25 C 15 54 43.41 -23 40 08.8 18.2 c 704
2004-05-16 08:34:36 C 15 54 42.75 -23 40 07.7 19.1 c 704
2004-05-17 13:05:50 C 15 53 24.10 -23 36 03.7 r 428
2004-05-17 14:08:51 C 15 53 21.06 -23 35 54.9 r 428
2004-05-18 08:09:55 C 15 52 30.53 -23 33 25.2 17.9 c 704
2004-05-18 08:26:29 C 15 52 29.72 -23 33 22.8 18.1 c 704
2004-05-18 08:39:28 C 15 52 29.07 -23 33 20.7 17.9 c 704
2004-05-18 08:52:54 C 15 52 28.46 -23 33 19.8 18.7 c 704
2004-05-18 09:06:12 C 15 52 27.76 -23 33 16.9 18.0 c 704
2004-05-18 23:25:38 C 15 51 47.48 -23 31 09.9 r 151
2004-05-18 23:29:52 C 15 51 47.26 -23 31 09.4 r 151
2004-05-18 23:31:43 C 15 51 47.16 -23 31 09.3 r 151
2004-05-18 23:32:45 C 15 51 47.09 -23 31 09.3 r 151
2004-05-19 12:29:44 C 15 51 10.34 -23 29 07.0 r 428
2004-05-22 06:12:41 C 15 48 00.02 -23 18 53.0 17.3 c 704
2004-05-22 06:25:58 C 15 47 59.36 -23 18 50.0 17.6 c 704
2004-05-22 06:39:14 C 15 47 58.66 -23 18 49.7 19.2 c 704
2004-05-22 06:52:37 C 15 47 58.00 -23 18 46.4 18.3 c 704
2004-05-22 07:05:53 C 15 47 57.28 -23 18 43.8 18.0 c 704
2004-05-23 02:21:07 C 15 47 00.78 -23 15 27.8 r 859
2004-05-23 02:24:06 C 15 47 00.62 -23 15 27.1 r 859
2004-05-23 02:29:04 C 15 47 00.40 -23 15 26.4 r 859
2004-05-23 02:32:09 C 15 47 00.31 -23 15 24.8 r 859
2004-06-04 23:20:25 C 15 31 39.62 -22 16 53.8 r J87
2004-06-04 23:23:35 C 15 31 39.41 -22 16 53.0 r J87
2004-06-04 23:26:46 C 15 31 39.26 -22 16 52.2 r J87
2004-06-06 21:57:08 C 15 29 24.80 -22 07 09.9 r 185
2004-06-06 22:33:17 C 15 29 22.98 -22 07 02.0 r 185
2004-06-07 01:34:39 C 15 29 14.37 -22 06 18.6 r 859
2004-06-07 01:43:01 C 15 29 13.97 -22 06 16.6 r 859
2004-06-07 01:46:13 C 15 29 13.82 -22 06 15.6 r 859
2004-06-09 13:03:40 C 15 26 26.76 -21 53 40.3 r E12
2004-06-09 13:13:30 C 15 26 26.36 -21 53 37.3 r E12
2004-06-09 13:23:21 C 15 26 25.88 -21 53 36.0 r E12
2004-06-09 13:33:14 C 15 26 25.37 -21 53 34.0 r E12
2004-06-11 00:45:57 C 15 24 49.03 -21 46 05.5 r 859