2019 HL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2618143000
Semi-major axis (a)1.3970480000 AU
Inclination (i)26.61748000°
Long. of Asc. Node (Ω)39.33642000°
Arg. of Perihelion (ω)211.69760000°
Mean Anomaly (M)330.32392000°
Mean Motion (n)0.5968800800°/day
Perihelion dist (q)1.03128090 AU
Aphelion dist (Q)1.76281510 AU
Orbital Period1.65126580 yr
Physical Parameters
H (abs. magnitude)23.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.550″
Uncertainty6
Orbit TypeAmor
MOID0.054434 AU
Observations Used146
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-05-06
Observations (146)
Date Type RA Dec Mag Band Observatory
2019-05-01 00:34:56 C 12 24 58.04 +11 01 25.5 V 033
2019-05-01 03:54:58 C 12 23 12.35 +10 21 39.3 V I52
2019-05-01 03:55:15 C 12 23 12.19 +10 21 35.6 V I52
2019-05-01 03:55:30 C 12 23 12.03 +10 21 32.6 V I52
2019-05-01 03:55:46 C 12 23 11.90 +10 21 29.4 V I52
2019-05-01 06:37:22 C 12 21 38.43 +09 48 10.1 L 658
2019-05-01 06:38:45 C 12 21 37.62 +09 47 52.4 L 658
2019-05-01 06:39:29 C 12 21 37.21 +09 47 43.6 L 658
2019-05-01 06:40:12 C 12 21 36.81 +09 47 34.7 L 658
2019-05-01 06:41:36 C 12 21 36.00 +09 47 17.0 L 658
2019-05-01 20:30:24 C 12 13 49.13 +06 54 35.5 19.2 V 104
2019-05-01 20:34:40 C 12 13 46.60 +06 53 41.2 18.9 V 104
2019-05-01 20:43:13 C 12 13 41.53 +06 51 52.2 19.0 V 104
2019-05-01 20:44:03 C 12 13 40.79 +06 51 38.5 V 595
2019-05-01 20:49:03 C 12 13 37.82 +06 50 35.6 V 595
2019-05-01 20:51:39 C 12 13 36.23 +06 50 03.2 V L01
2019-05-01 20:54:00 C 12 13 34.89 +06 49 31.7 V 595
2019-05-01 20:54:08 C 12 13 34.78 +06 49 31.6 V L01
2019-05-01 20:56:15 C 12 13 33.49 +06 49 04.8 V L01
2019-05-01 21:08:34 C 12 13 26.60 +06 46 20.4 V K87
2019-05-01 21:15:38 C 12 13 22.42 +06 44 50.3 V K87
2019-05-01 21:22:42 C 12 13 18.24 +06 43 20.2 V K87
2019-05-01 22:18:14 C 12 12 44.56 +06 31 32.5 o K88
2019-05-01 22:22:17 C 12 12 42.15 +06 30 40.4 o K88
2019-05-01 22:26:19 C 12 12 39.78 +06 29 48.6 o K88
2019-05-01 22:28:09 C 12 12 39.49 +06 29 28.6 V K38
2019-05-01 22:39:55 C 12 12 32.50 +06 26 58.5 V 203
2019-05-01 22:42:31 C 12 12 30.97 +06 26 24.6 V K38
2019-05-01 22:53:17 C 12 12 24.61 +06 24 07.4 V 203
2019-05-01 22:57:56 C 12 12 21.87 +06 23 07.5 V K38
2019-05-01 23:03:48 C 12 12 18.36 +06 21 52.4 V 203
2019-05-01 23:12:48 C 12 12 13.07 +06 19 55.7 V K38
2019-05-02 02:44:26 C 12 10 15.57 +05 34 52.1 V W34
2019-05-02 02:53:04 C 12 10 10.43 +05 33 01.1 V W34
2019-05-02 02:57:52 C 12 10 07.50 +05 31 59.3 V W34
2019-05-02 03:48:46 C 12 09 37.61 +05 20 53.5 u H21
2019-05-02 03:52:18 C 12 09 35.51 +05 20 07.9 u H21
2019-05-02 03:57:48 C 12 09 32.21 +05 18 56.5 u H21
2019-05-05 03:51:14 C 11 27 34.91 -10 40 35.4 V I52
2019-05-05 03:51:30 C 11 27 34.74 -10 40 38.5 V I52
2019-05-05 03:51:46 C 11 27 34.57 -10 40 42.1 V I52
2019-05-05 03:52:02 C 11 27 34.39 -10 40 45.6 V I52
2019-05-06 04:48:23 C 11 12 55.38 -16 01 17.4 V I52
2019-05-06 04:48:38 C 11 12 55.29 -16 01 21.7 V I52
2019-05-06 04:48:55 C 11 12 55.08 -16 01 25.6 V I52
2019-05-06 04:49:11 C 11 12 54.89 -16 01 26.0 V I52