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
2021-01-18 09:07:52 C 09 17 38.71 +12 43 18.1 V G96
2021-01-18 09:15:16 C 09 17 38.55 +12 43 18.8 V G96
2021-02-05 06:22:55 C 09 05 40.58 +13 34 28.8 V G96
2021-02-05 06:31:00 C 09 05 40.32 +13 34 29.5 V G96
2021-02-05 06:39:04 C 09 05 40.09 +13 34 30.4 V G96
2021-02-05 06:47:08 C 09 05 39.86 +13 34 32.0 V G96
2021-02-07 08:43:05 C 09 04 15.465 +13 40 39.59 U F51
2021-02-07 08:59:52 C 09 04 14.980 +13 40 41.69 U F51
2021-02-07 09:16:37 C 09 04 14.494 +13 40 43.73 U F51
2021-02-07 09:33:26 C 09 04 14.018 +13 40 45.77 U F51
2021-02-11 07:23:29 C 09 01 37.345 +13 52 12.04 U F51
2021-02-11 07:37:57 C 09 01 36.958 +13 52 13.88 U F51
2021-02-11 07:52:27 C 09 01 36.549 +13 52 15.36 U F51
2021-02-11 08:06:52 C 09 01 36.141 +13 52 17.32 U F51
2021-03-19 05:16:59 C 08 43 15.10 +15 17 12.4 V G96
2021-03-19 05:25:01 C 08 43 14.97 +15 17 14.2 V G96
2021-03-19 05:33:03 C 08 43 14.86 +15 17 14.3 V G96
2021-03-19 05:41:06 C 08 43 14.76 +15 17 14.4 V G96
2022-02-09 09:08:50 C 10 18 22.679 +07 16 30.73 U F52
2022-02-09 09:25:19 C 10 18 22.303 +07 16 32.95 U F52
2022-02-09 09:41:54 C 10 18 21.933 +07 16 34.72 U F52
2022-02-24 08:55:24 C 10 09 59.327 +08 03 06.33 U F52
2022-02-24 09:14:58 C 10 09 58.830 +08 03 08.77 U F52
2022-02-24 09:50:13 C 10 09 58.006 +08 03 13.52 U F52
2024-03-17 11:18:08 C 12 03 55.896 -03 32 41.74 X F51
2024-03-17 11:57:53 C 12 03 54.907 -03 32 35.79 X F51
2024-03-17 12:17:47 C 12 03 54.420 -03 32 32.49 X F51
2025-01-25 15:19:35 C 13 54 44.928 -13 54 16.75 X F51
2025-01-25 15:34:59 C 13 54 45.090 -13 54 17.90 X F51
2025-01-25 15:50:25 C 13 54 45.254 -13 54 19.20 X F51
2025-02-25 13:36:42 C 13 56 09.763 -14 13 10.37 X F51
2025-02-25 13:37:38 C 13 56 09.754 -14 13 10.30 X F51
2025-02-25 13:54:00 C 13 56 09.604 -14 13 09.83 X F51
2025-02-25 13:54:56 C 13 56 09.601 -14 13 09.85 X F51
2025-02-25 14:12:01 C 13 56 09.441 -14 13 09.26 X F51
2025-02-25 14:12:57 C 13 56 09.440 -14 13 09.28 X F51
2025-02-25 14:29:22 C 13 56 09.294 -14 13 08.84 X F51
2025-02-25 14:30:18 C 13 56 09.285 -14 13 08.85 X F51
2025-03-28 08:07:05 C 13 42 41.011 -13 06 47.23 V G96
2025-03-28 08:14:27 C 13 42 40.842 -13 06 45.94 V G96
2025-03-28 08:21:49 C 13 42 40.586 -13 06 45.32 V G96
2025-03-28 08:29:12 C 13 42 40.417 -13 06 44.21 V G96
2025-03-29 11:18:43 C 13 41 56.228 -13 02 41.25 X F52
2025-03-29 11:36:11 C 13 41 55.733 -13 02 38.67 X F52
2025-03-29 11:53:42 C 13 41 55.237 -13 02 35.93 X F52
2025-04-02 09:59:15 C 13 39 14.210 -12 47 40.69 X F51
2025-04-02 10:16:34 C 13 39 13.684 -12 47 37.83 X F51
2025-04-02 10:33:51 C 13 39 13.165 -12 47 35.01 X F51
2025-04-02 10:51:07 C 13 39 12.641 -12 47 32.17 X F51
2025-05-03 09:33:35 C 13 15 51.581 -10 24 41.72 X F52