489885 (2008 HY37)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3545345944 ± 1.01e-07
Semi-major axis (a)1.7201266944 AU ± 1.95e-08
Inclination (i)35.14125944° ± 1.63e-05
Long. of Asc. Node (Ω)26.06335727° ± 1.32e-05
Arg. of Perihelion (ω)1.69194161° ± 2.73e-05
Mean Anomaly (M)102.49364566° ± 1.35e-05
Mean Motion (n)0.4368895156°/day ± 7.43e-09
Perihelion dist (q)1.11028227 AU ± 1.75e-07
Aphelion dist (Q)2.32997111 AU ± 1.77e-07
Orbital Period2.25600809 yr ± 3.84e-08
Physical Parameters
H (abs. magnitude)18.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.409″
Uncertainty0
Orbit TypeAmor
MOID0.112911 AU
Observations Used100
Oppositions9
Arc Total2008-2024
First Observation Used2008-04-29
Last Observation Used2024-05-03
Observations (106)
Date Type RA Dec Mag Band Observatory
2017-04-26 09:02:18 C 13 05 26.876 -05 58 15.41 L F51
2017-04-26 09:33:02 C 13 05 24.592 -05 58 20.24 L F51
2020-09-05 14:21:05 C 05 10 28.546 +03 03 18.47 U F52
2020-09-05 14:33:20 C 05 10 29.805 +03 03 48.32 U F52
2020-09-05 14:45:38 C 05 10 31.081 +03 04 17.93 U F52
2020-09-05 14:57:56 C 05 10 32.383 +03 04 48.17 U F52
2020-09-06 10:22:33 C 05 12 38.69 +03 52 13.3 V G96
2020-09-06 10:28:43 C 05 12 39.39 +03 52 28.4 V G96
2020-09-06 10:34:54 C 05 12 40.06 +03 52 43.4 V G96
2020-09-06 10:41:05 C 05 12 40.69 +03 52 59.1 V G96
2020-09-23 15:46:57 S 06 03 54.266 +23 48 32.26 L C51
2020-09-24 05:54:17 S 06 05 57.389 +24 34 48.00 L C51
2020-09-26 01:49:38 S 06 12 30.660 +27 00 00.97 L C51
2020-10-03 10:42:59 C 06 42 01.96 +36 55 20.6 U I41
2020-10-03 10:56:29 C 06 42 04.38 +36 56 06.0 U I41
2020-10-03 11:38:36 C 06 42 11.89 +36 58 28.6 U I41
2020-10-03 11:56:35 C 06 42 15.09 +36 59 29.4 U I41
2020-10-05 09:29:54 C 06 50 49.01 +39 31 35.3 V G96
2020-10-05 09:36:40 C 06 50 50.30 +39 31 58.2 V G96
2020-10-05 09:43:25 C 06 50 51.58 +39 32 20.6 V G96
2020-10-05 09:50:10 C 06 50 52.83 +39 32 43.4 V G96
2020-10-13 09:37:41 C 07 32 18.84 +49 39 12.5 V 703
2020-10-13 09:44:49 C 07 32 20.73 +49 39 33.9 V 703
2020-10-13 09:51:57 C 07 32 22.35 +49 39 55.5 V 703
2020-10-13 09:59:05 C 07 32 24.08 +49 40 16.5 V 703
2020-10-13 11:41:15 C 07 32 48.44 +49 45 21.5 U I41
2020-10-13 11:42:36 C 07 32 48.75 +49 45 25.5 U I41
2020-10-15 09:14:45 C 07 44 09.14 +51 56 33.3 U I41
2020-10-15 09:18:51 C 07 44 10.18 +51 56 45.0 U I41
2020-10-20 11:06:36 C 08 17 35.92 +57 15 16.9 U I41
2020-10-20 11:07:16 C 08 17 36.12 +57 15 18.6 U I41
2020-10-20 11:44:20 C 08 17 46.78 +57 16 48.8 U I41
2020-10-20 12:40:11 C 08 18 02.80 +57 19 04.2 U I41
2020-10-21 10:16:26 C 08 24 29.84 +58 09 52.5 U I41
2020-10-21 10:20:35 C 08 24 31.06 +58 10 02.2 U I41
2020-10-21 11:16:52 C 08 24 47.74 +58 12 14.7 U I41
2020-10-21 11:23:01 C 08 24 49.56 +58 12 29.1 U I41
2020-10-23 01:04:09 C 08 36 25.38 +59 36 45.6 o K88
2020-10-23 01:16:24 C 08 36 29.15 +59 37 12.3 o K88
2020-10-23 01:28:41 C 08 36 32.93 +59 37 39.2 o K88
2020-10-28 10:12:53 C 09 19 28.14 +63 43 37.8 V 703
2020-10-28 10:27:28 C 09 19 33.37 +63 44 02.8 V 703
2020-10-28 10:34:46 C 09 19 35.71 +63 44 15.3 V 703
2020-11-24 02:34:47 C 13 02 51.14 +70 49 23.5 o K88
2020-11-24 02:45:05 C 13 02 54.00 +70 49 24.3 o K88
2020-11-24 02:55:19 C 13 02 56.58 +70 49 25.5 o K88
2021-04-11 03:39:25 C 09 14 17.85 +54 59 50.2 V G96
2021-04-11 03:47:07 C 09 14 18.14 +54 59 39.8 V G96
2021-04-11 03:54:47 C 09 14 18.38 +54 59 30.2 V G96
2021-04-11 04:02:27 C 09 14 18.57 +54 59 20.6 V G96