IAA RAS IAA Minor Planet Database

2019 HJ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5817751000
Semi-major axis (a)1.3992496000 AU
Inclination (i)26.13339000°
Long. of Asc. Node (Ω)42.96638000°
Arg. of Perihelion (ω)278.66544000°
Mean Anomaly (M)310.15517000°
Mean Motion (n)0.5954718900°/day
Perihelion dist (q)0.58520100 AU
Aphelion dist (Q)2.21329820 AU
Orbital Period1.65517070 yr
Physical Parameters
H (abs. magnitude)22.63
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.720″
Uncertainty6
Orbit TypeApollo
MOID0.003349 AU
Observations Used204
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2019-05-05
Observations (220)
Date Type RA Dec Mag Band Observatory
2019-04-05 14:33:09 C 15 29 11.272 +15 36 34.76 – V F51
2019-04-05 14:43:43 C 15 29 10.991 +15 36 39.37 – V F51
2019-04-05 14:54:14 C 15 29 10.709 +15 36 44.18 – V F51
2019-04-06 14:28:48 C 15 28 37.329 +15 47 35.22 – V F51
2019-04-06 14:46:10 C 15 28 36.765 +15 47 43.09 – V F51
2019-04-06 15:03:41 C 15 28 36.229 +15 47 51.02 – V F51
2019-04-27 08:05:47 C 14 20 43.26 +21 29 39.8 – V G96
2019-04-27 08:16:18 C 14 20 38.55 +21 29 51.6 – V G96
2019-04-27 08:29:58 C 14 20 32.51 +21 30 04.9 – V G96
2019-04-27 08:37:21 C 14 20 29.21 +21 30 12.0 – V G96
2019-04-27 09:02:23 C 14 20 17.88 +21 30 35.7 – V H01
2019-04-27 09:13:31 C 14 20 12.92 +21 30 47.0 – V H01
2019-04-27 09:22:49 C 14 20 08.79 +21 30 56.4 – V H01
2019-04-27 09:32:09 C 14 20 04.62 +21 31 05.8 – V H01
2019-04-27 11:02:28 C 14 19 24.51 +21 32 38.2 – V I52
2019-04-27 11:02:43 C 14 19 24.36 +21 32 38.4 – V I52
2019-04-27 11:10:55 C 14 19 20.71 +21 32 46.2 – V I52
2019-04-27 20:21:15 C 14 15 18.09 +21 42 22.5 – V L01
2019-04-27 20:23:28 C 14 15 17.04 +21 42 24.8 – V L01
2019-04-27 20:26:20 C 14 15 15.66 +21 42 27.9 – V L01
2019-04-27 20:28:33 C 14 15 14.60 +21 42 30.3 – V L01
2019-04-27 20:31:24 C 14 15 13.23 +21 42 33.5 – V L01
2019-04-27 20:33:56 C 14 15 11.99 +21 42 36.5 – V L01
2019-04-27 20:36:09 C 14 15 10.93 +21 42 38.9 – V L01
2019-04-27 21:09:10 C 14 14 55.08 +21 43 14.9 – V 595
2019-04-27 21:17:52 C 14 14 50.86 +21 43 24.1 – V 595
2019-04-27 21:41:02 C 14 14 39.64 +21 43 49.7 – V 595
2019-04-27 22:05:08 C 14 14 28.35 +21 44 17.6 – q C77
2019-04-27 22:13:48 C 14 14 24.10 +21 44 26.8 – q C77
2019-04-27 22:23:26 C 14 14 19.38 +21 44 37.8 – q C77
2019-04-27 23:08:32 C 14 13 57.35 +21 45 26.6 – V C95
2019-04-27 23:16:51 C 14 13 53.22 +21 45 34.7 – V C95
2019-04-27 23:25:10 C 14 13 49.20 +21 45 44.1 – V C95
2019-04-27 23:33:29 C 14 13 45.13 +21 45 53.0 – V C95
2019-04-28 01:37:24 C 14 12 48.93 +21 48 06.6 – V W34
2019-04-28 02:10:15 C 14 12 32.59 +21 48 43.6 – V W34
2019-04-28 02:30:21 C 14 12 22.54 +21 49 07.4 – V W34
2019-04-28 06:51:14 C 14 10 10.70 +21 53 54.7 – V I52
2019-04-28 06:51:46 C 14 10 10.43 +21 53 55.3 – V I52
2019-04-28 06:52:16 C 14 10 10.16 +21 53 55.8 – V I52
2019-04-28 06:52:47 C 14 10 09.89 +21 53 56.7 – V I52
2019-04-28 19:36:18 C 14 03 28.20 +22 07 09.7 – V K41
2019-04-28 19:39:31 C 14 03 26.36 +22 07 12.8 – V K41
2019-04-28 21:26:02 C 14 02 25.34 +22 09 11.7 – V K63
2019-04-28 21:30:24 C 14 02 22.77 +22 09 17.4 – V K63
2019-04-28 21:35:40 C 14 02 19.72 +22 09 23.1 – V K63
2019-04-29 01:35:28 C 13 59 59.75 +22 13 56.7 – V G40
2019-04-29 01:35:48 C 13 59 59.02 +22 13 25.5 – V Z80
2019-04-29 01:46:23 C 13 59 52.64 +22 13 37.3 – V Z80
2019-04-29 01:56:02 C 13 59 47.35 +22 14 18.1 – V G40