2020 HL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3925830000
Semi-major axis (a)0.7958008000 AU
Inclination (i)6.39194000°
Long. of Asc. Node (Ω)46.73304000°
Arg. of Perihelion (ω)2.09385000°
Mean Anomaly (M)100.80942000°
Mean Motion (n)1.3883453000°/day
Perihelion dist (q)0.48338290 AU
Aphelion dist (Q)1.10821870 AU
Orbital Period0.70991530 yr
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.350″
Uncertainty7
Orbit TypeAten
MOID0.055720 AU
Observations Used43
Oppositions1
Arc Total
First Observation Used
Last Observation Used2020-05-13
Observations (43)
Date Type RA Dec Mag Band Observatory
2020-04-20 13:10:54 C 16 15 21.017 -02 59 44.04 V F51
2020-04-20 13:30:53 C 16 15 11.584 -02 59 50.61 V F51
2020-04-22 11:31:09 C 15 54 04.611 -03 15 08.72 U F51
2020-04-22 11:49:13 C 15 53 55.590 -03 15 14.95 U F51
2020-04-22 12:25:12 C 15 53 37.630 -03 15 27.06 U F51
2020-04-23 00:54:42 C 15 47 41.18 -03 20 12.0 V L01
2020-04-23 01:02:19 C 15 47 37.35 -03 20 14.5 V L01
2020-04-23 01:07:24 C 15 47 34.82 -03 20 16.2 V L01
2020-04-23 01:09:55 C 15 47 33.54 -03 20 17.3 V L01
2020-04-23 01:26:19 C 15 47 25.56 -03 20 29.4 V 033
2020-04-23 01:28:29 C 15 47 24.49 -03 20 30.3 V 033
2020-04-23 01:30:38 C 15 47 23.40 -03 20 30.8 V 033
2020-04-23 08:24:26 C 15 44 06.27 -03 22 27.7 V I52
2020-04-23 08:26:51 C 15 44 05.05 -03 22 28.7 V I52
2020-04-23 08:29:16 C 15 44 03.80 -03 22 29.5 V I52
2020-04-25 08:49:02 C 15 20 25.90 -03 38 38.6 V G96
2020-04-25 08:56:32 C 15 20 21.96 -03 38 40.8 V G96
2020-04-25 09:04:02 C 15 20 18.13 -03 38 43.6 V G96
2020-04-25 09:11:32 C 15 20 14.24 -03 38 45.9 V G96
2020-04-26 05:36:16 C 15 10 13.84 -03 45 24.6 V I52
2020-04-26 05:38:00 C 15 10 13.04 -03 45 25.4 V I52
2020-04-26 05:39:45 C 15 10 12.06 -03 45 26.2 V I52
2020-04-26 10:36:16 C 15 07 43.077 -03 46 45.85 U F52
2020-04-26 11:10:39 C 15 07 25.136 -03 46 56.95 U F52
2020-04-26 11:27:47 C 15 07 16.253 -03 47 02.58 U F52
2020-04-28 05:52:22 C 14 46 30.49 -04 00 34.9 V I52
2020-04-28 05:53:07 C 14 46 30.13 -04 00 35.2 V I52
2020-04-28 05:55:10 C 14 46 29.08 -04 00 35.1 V I52
2020-04-28 05:57:14 C 14 46 28.07 -04 00 36.0 V I52
2020-05-01 12:20:04 C 14 09 40.822 -04 22 27.45 U F51
2020-05-01 12:36:40 C 14 09 33.037 -04 22 31.48 U F51
2020-05-01 12:53:16 C 14 09 25.326 -04 22 35.57 U F51
2020-05-02 05:02:08 C 14 02 25.67 -04 27 01.8 V G96
2020-05-02 05:09:29 C 14 02 22.26 -04 27 04.5 V G96
2020-05-02 05:16:51 C 14 02 18.92 -04 27 06.3 V G96
2020-05-02 05:24:12 C 14 02 15.62 -04 27 08.4 V G96
2020-05-02 06:43:41 C 14 01 39.38 -04 27 28.3 V I52
2020-05-02 06:45:07 C 14 01 38.74 -04 27 28.4 V I52
2020-05-02 06:46:33 C 14 01 38.06 -04 27 29.4 V I52
2020-05-02 06:47:58 C 14 01 37.42 -04 27 29.3 V I52
2020-05-13 06:36:01 C 12 35 30.06 -05 22 27.9 V V06
2020-05-13 06:41:08 C 12 35 28.80 -05 22 28.8 V V06
2020-05-13 06:51:23 C 12 35 26.36 -05 22 30.1 V V06