612091 (1999 HV1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5441462320 ± 2.90e-08
Semi-major axis (a)2.5633618814 AU ± 6.20e-09
Inclination (i)6.49711488° ± 2.61e-06
Long. of Asc. Node (Ω)206.27067183° ± 1.25e-05
Arg. of Perihelion (ω)114.68477264° ± 1.37e-05
Mean Anomaly (M)118.16716657° ± 1.94e-06
Mean Motion (n)0.2401581854°/day ± 8.71e-10
Perihelion dist (q)1.16851817 AU ± 7.44e-08
Aphelion dist (Q)3.95820559 AU ± 7.50e-08
Orbital Period4.10407116 yr ± 1.49e-08
Physical Parameters
H (abs. magnitude)17.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.189406 AU
Observations Used592
Oppositions25
Arc Total1991-2024
First Observation Used1991-09-04
Last Observation Used2024-12-27
Observations (660)
Date Type RA Dec Mag Band Observatory
2020-08-15 20:07:10 C 04 07 20.06 +22 00 06.0 q D29
2020-08-21 01:35:20 C 04 18 26.06 +22 00 55.0 V C95
2020-08-21 01:56:23 C 04 18 27.85 +22 00 55.4 V C95
2020-08-21 02:17:37 C 04 18 29.60 +22 00 55.1 V C95
2020-08-26 14:48:37 C 04 29 10.902 +21 56 16.47 U F52
2020-08-26 15:00:00 C 04 29 11.731 +21 56 15.91 U F52
2020-08-27 10:50:19 C 04 30 42.21 +21 55 04.5 V G96
2020-08-27 10:57:04 C 04 30 42.71 +21 55 04.1 V G96
2020-08-27 11:03:49 C 04 30 43.20 +21 55 03.8 V G96
2020-08-27 11:10:33 C 04 30 43.68 +21 55 03.1 V G96
2020-09-02 17:33:04 S 04 41 18.85 +21 42 42.9 L C51
2020-09-02 20:41:23 S 04 41 31.15 +21 42 23.4 L C51
2020-09-02 23:49:42 S 04 41 43.38 +21 42 04.6 L C51
2020-09-03 02:58:01 S 04 41 55.63 +21 41 45.3 L C51
2020-09-03 07:40:35 S 04 42 13.88 +21 41 14.5 L C51
2020-09-03 09:14:39 S 04 42 19.95 +21 41 05.8 L C51
2020-09-03 20:13:51 S 04 43 02.16 +21 39 55.5 L C51
2020-09-04 02:30:30 S 04 43 26.16 +21 39 13.1 L C51
2020-09-04 05:38:49 S 04 43 38.11 +21 38 52.5 L C51
2020-09-14 11:29:04 C 04 57 02.05 +21 04 40.3 V G96
2020-09-14 11:35:09 C 04 57 02.31 +21 04 39.4 V G96
2020-09-14 11:41:15 C 04 57 02.57 +21 04 38.2 V G96
2020-09-14 11:47:20 C 04 57 02.82 +21 04 37.2 V G96
2020-10-14 09:01:23 C 05 08 55.32 +18 24 32.8 V G96
2020-10-14 09:08:46 C 05 08 55.22 +18 24 31.2 V G96
2020-10-14 09:16:08 C 05 08 55.11 +18 24 28.9 V G96
2020-10-14 09:23:28 C 05 08 55.00 +18 24 27.1 V G96
2020-10-29 06:56:56 C 04 58 53.48 +16 44 02.8 V G96
2020-10-29 07:03:47 C 04 58 53.19 +16 44 01.0 V G96
2020-10-29 07:10:37 C 04 58 52.89 +16 43 58.7 V G96
2020-10-29 07:17:30 C 04 58 52.58 +16 43 56.9 V G96
2020-11-08 12:50:55 C 04 47 04.745 +15 33 33.14 U F52
2020-11-08 13:24:26 C 04 47 02.855 +15 33 23.65 U F52
2020-11-08 13:41:07 C 04 47 01.922 +15 33 18.75 U F52
2020-11-08 19:21:04 C 04 46 43.62 +15 31 41.8 q D29
2020-11-08 20:04:20 C 04 46 41.25 +15 31 28.5 q D29
2020-11-10 09:25:03 C 04 44 39.00 +15 21 03.0 V 703
2020-11-10 09:32:35 C 04 44 38.55 +15 21 00.3 V 703
2020-11-10 09:40:07 C 04 44 38.10 +15 20 59.0 V 703
2020-11-10 09:47:38 C 04 44 37.63 +15 20 55.9 V 703
2020-11-13 13:02:20 C 04 40 23.418 +15 00 17.33 U F51
2020-11-13 13:18:33 C 04 40 22.453 +15 00 12.82 U F51
2020-11-13 13:51:06 C 04 40 20.525 +15 00 03.92 U F51
2020-11-14 07:33:03 C 04 39 20.05 +14 55 16.6 V G96
2020-11-14 07:40:28 C 04 39 19.62 +14 55 14.6 V G96
2020-11-14 07:47:53 C 04 39 19.15 +14 55 12.5 V G96
2020-11-14 07:55:18 C 04 39 18.71 +14 55 10.7 V G96
2020-11-14 08:27:08 C 04 39 16.85 +14 55 02.0 U I41
2020-11-14 09:35:34 C 04 39 12.79 +14 54 43.3 U I41
2020-11-16 08:43:14 C 04 36 29.20 +14 42 15.0 U I41