819287 (2014 HR4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2426698289 ± 5.49e-08
Semi-major axis (a)1.6954512180 AU ± 3.62e-09
Inclination (i)36.39841006° ± 9.95e-06
Long. of Asc. Node (Ω)58.55280835° ± 5.11e-06
Arg. of Perihelion (ω)67.83256877° ± 2.78e-05
Mean Anomaly (M)155.97648384° ± 1.93e-05
Mean Motion (n)0.4464618229°/day ± 1.43e-09
Perihelion dist (q)1.28401636 AU ± 9.32e-08
Aphelion dist (Q)2.10688607 AU ± 9.33e-08
Orbital Period2.20763844 yr ± 7.08e-09
Physical Parameters
H (abs. magnitude)19.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.441758 AU
Observations Used121
Oppositions6
Arc Total2014-2025
First Observation Used2014-04-22
Last Observation Used2025-05-28
Observations (135)
Date Type RA Dec Mag Band Observatory
2014-04-22 09:50:55 C 16 24 50.30 +02 09 20.4 q G96
2014-04-22 10:08:49 C 16 24 48.69 +02 09 03.2 q G96
2014-04-23 00:08:47 C 16 23 35.24 +01 55 34.0 o 033
2014-04-23 00:18:02 C 16 23 34.43 +01 55 25.3 o 033
2014-04-23 01:34:32 C 16 23 27.49 +01 54 10.9 o 033
2014-04-23 01:43:45 C 16 23 26.68 +01 54 02.2 o 033
2014-04-23 07:13:36 C 16 22 57.44 +01 48 43.4 u H21
2014-04-23 07:25:55 C 16 22 56.15 +01 48 45.7 u 807
2014-04-23 07:27:50 C 16 22 56.15 +01 48 30.0 u H21
2014-04-23 07:35:13 C 16 22 55.29 +01 48 36.5 u 807
2014-04-23 07:43:44 C 16 22 54.69 +01 48 14.4 u H21
2014-04-23 07:45:35 C 16 22 54.30 +01 48 26.4 u 807
2014-04-23 08:02:17 C 16 22 52.99 +01 47 56.5 u H21
2014-04-23 08:20:51 C 16 22 51.27 +01 47 38.3 u H21
2014-04-24 00:46:31 C 16 21 22.50 +01 31 29.7 q 958
2014-04-24 01:01:24 C 16 21 21.08 +01 31 15.6 q 958
2014-04-24 01:16:15 C 16 21 19.66 +01 31 01.2 q 958
2014-04-24 01:20:43 C 16 21 19.25 +01 30 57.0 q I93
2014-04-24 01:39:19 C 16 21 17.61 +01 30 37.7 q I93
2014-04-24 06:07:32 C 16 20 53.13 +01 26 26.9 u 807
2014-04-24 06:14:17 C 16 20 52.49 +01 26 20.2 u 807
2014-04-24 06:21:02 C 16 20 51.84 +01 26 13.6 u 807
2014-04-24 06:50:25 C 16 20 49.52 +01 25 32.0 o 291
2014-04-24 06:52:55 C 16 20 49.28 +01 25 29.6 o 291
2014-04-24 06:55:25 C 16 20 49.00 +01 25 27.2 o 291
2014-04-25 09:56:05 C 16 18 17.27 +00 58 15.5 q H36
2014-04-25 10:14:44 C 16 18 15.41 +00 57 56.4 q H36
2014-04-25 11:20:58 C 16 18 09.14 +00 56 50.5 o 291
2014-04-25 11:24:12 C 16 18 08.81 +00 56 47.0 o 291
2014-04-25 11:27:27 C 16 18 08.46 +00 56 44.0 o 291
2014-04-26 08:07:57 C 16 16 09.74 +00 35 41.6 u 807
2014-04-26 08:14:43 C 16 16 09.05 +00 35 34.5 u 807
2014-04-26 08:21:28 C 16 16 08.36 +00 35 27.6 u 807
2014-04-30 10:11:34 C 16 06 14.000 -01 10 00.15 L F51
2014-04-30 10:28:47 C 16 06 12.129 -01 10 19.01 L F51
2014-04-30 10:46:04 C 16 06 10.254 -01 10 38.40 L F51
2014-04-30 16:24:30 C 16 05 33.89 -01 16 42.9 o 474
2014-04-30 16:27:33 C 16 05 33.53 -01 16 46.4 o 474
2014-04-30 16:30:35 C 16 05 33.23 -01 16 50.0 o 474
2014-04-30 16:33:37 C 16 05 32.89 -01 16 53.2 o 474
2014-05-05 01:10:54 C 15 54 05.30 -03 17 37.4 t 204
2014-05-05 01:33:32 C 15 54 02.71 -03 18 04.5 t 204
2014-05-08 07:21:41 C 15 45 09.72 -04 51 12.3 u H21
2014-05-08 07:29:32 C 15 45 08.78 -04 51 21.7 u H21
2014-05-08 07:37:31 C 15 45 07.85 -04 51 31.1 u H21
2014-05-08 07:45:45 C 15 45 06.86 -04 51 41.2 u H21
2014-05-08 07:53:03 C 15 45 05.98 -04 51 49.8 u H21
2014-05-19 06:23:30 C 15 14 51.17 -10 11 11.0 u 807
2014-05-19 06:31:36 C 15 14 50.24 -10 11 20.6 u 807
2014-05-19 06:39:42 C 15 14 49.30 -10 11 30.4 u 807