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
1991-09-04 03:44:00 19 34 08.81 +02 59 32.5 261
1991-09-04 04:43:59 19 34 18.70 +02 59 02.3 261
1995-05-31 11:08:48 14 12 36.48 -07 15 04.0 260
1995-05-31 12:28:48 14 12 33.28 -07 14 33.0 260
1999-04-18 06:17:21 C 13 26 58.09 -09 32 16.6 i 691
1999-04-18 06:47:59 C 13 26 56.63 -09 32 03.9 i 691
1999-04-18 07:18:27 C 13 26 55.17 -09 31 51.9 i 691
1999-04-20 07:21:22 C 13 24 40.06 -09 12 42.7 i 691
1999-04-20 07:26:46 C 13 24 39.79 -09 12 40.8 i 691
1999-04-20 07:33:43 C 13 24 39.46 -09 12 38.0 i 691
1999-04-21 06:31:29 C 13 23 34.81 -09 03 23.3 i 691
1999-04-21 06:38:07 C 13 23 34.46 -09 03 20.6 i 691
1999-04-22 05:27:16 C 13 22 30.20 -08 54 07.2 i 691
1999-04-22 05:32:51 C 13 22 30.03 -08 54 03.9 i 691
1999-04-23 14:23:35 C 13 20 57.39 -08 40 38.1 426
1999-04-23 14:32:40 C 13 20 56.94 -08 40 35.6 426
1999-04-23 14:42:31 C 13 20 56.46 -08 40 31.3 426
1999-04-24 07:41:32 C 13 20 08.73 -08 33 44.8 658
1999-04-24 07:49:29 C 13 20 08.35 -08 33 41.6 658
1999-04-24 07:55:05 C 13 20 08.06 -08 33 39.1 658
1999-05-12 13:08:54 C 13 01 36.17 -05 43 31.8 426
1999-05-12 13:18:21 C 13 01 35.81 -05 43 28.8 426
1999-06-06 10:16:57 C 12 49 55.66 -03 19 01.1 426
1999-06-06 10:43:56 C 12 49 55.40 -03 18 57.9 426
1999-06-18 04:25:01 C 12 51 34.55 -03 01 01.5 i 691
1999-06-18 04:37:49 C 12 51 34.77 -03 01 01.1 i 691
1999-06-18 04:53:12 C 12 51 34.91 -03 01 00.9 i 691
2007-04-20 05:02:16 C 11 49 57.25 -02 09 04.2 r G96
2007-04-20 05:10:25 C 11 49 56.92 -02 09 02.4 r G96
2007-04-20 05:18:27 C 11 49 56.64 -02 08 59.6 r G96
2007-04-20 05:26:25 C 11 49 56.35 -02 08 56.9 r G96
2012-12-06 10:59:02 C 06 05 22.97 +14 46 07.0 o 291
2012-12-06 11:04:41 C 06 05 22.69 +14 46 06.7 o 291
2012-12-07 05:59:11 C 06 04 25.09 +14 45 01.6 u 807
2012-12-07 06:05:01 C 06 04 24.78 +14 45 01.3 u 807
2012-12-07 06:10:50 C 06 04 24.47 +14 45 00.7 u 807
2012-12-07 06:16:38 C 06 04 24.16 +14 45 00.3 u 807
2012-12-07 06:22:26 C 06 04 23.85 +14 44 59.9 u 807
2016-12-04 07:27:55 C 05 18 38.26 +14 34 01.6 q G96
2016-12-04 07:34:08 C 05 18 37.87 +14 34 00.9 q G96
2016-12-04 07:40:22 C 05 18 37.49 +14 34 00.3 q G96
2016-12-04 08:56:54 C 05 18 33.12 +14 33 50.9 q G96
2016-12-04 09:01:30 C 05 18 32.84 +14 33 50.6 q G96
2016-12-04 09:05:43 C 05 18 32.63 +14 33 50.4 q G96
2016-12-04 09:09:51 C 05 18 32.38 +14 33 49.9 q G96
2020-07-25 14:20:46 C 03 13 33.868 +20 53 54.70 U F51
2020-07-25 14:28:33 C 03 13 34.779 +20 53 56.63 U F51
2020-07-25 14:36:19 C 03 13 35.672 +20 53 58.54 U F51
2020-08-15 19:26:27 C 04 07 16.35 +22 00 04.4 q D29
2020-08-15 19:46:49 C 04 07 18.22 +22 00 05.2 q D29