2019 QL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4656598000
Semi-major axis (a)2.0271267000 AU
Inclination (i)6.94069000°
Long. of Asc. Node (Ω)337.79991000°
Arg. of Perihelion (ω)335.12892000°
Mean Anomaly (M)64.21516000°
Mean Motion (n)0.3414937400°/day
Perihelion dist (q)1.08317530 AU
Aphelion dist (Q)2.97107810 AU
Orbital Period2.88616620 yr
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.350″
Uncertainty5
Orbit TypeAmor
MOID0.080604 AU
Observations Used111
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-09-20
Observations (113)
Date Type RA Dec Mag Band Observatory
2019-08-27 06:07:38 C 21 37 36.36 -22 33 10.5 V 703
2019-08-27 06:15:24 C 21 37 37.83 -22 32 30.4 V 703
2019-08-27 06:23:10 C 21 37 39.39 -22 31 49.2 V 703
2019-08-27 06:30:56 C 21 37 40.93 -22 31 09.9 V 703
2019-08-27 08:49:42 C 21 38 08.15 -22 19 03.5 V I52
2019-08-27 08:50:33 C 21 38 08.34 -22 18 59.0 V I52
2019-08-27 08:51:24 C 21 38 08.50 -22 18 54.5 V I52
2019-08-27 08:52:15 C 21 38 08.64 -22 18 50.0 V I52
2019-08-27 21:39:12 C 21 40 57.66 -21 13 10.4 V L01
2019-08-27 21:41:45 C 21 40 58.13 -21 12 57.9 V L01
2019-08-27 21:44:17 C 21 40 58.61 -21 12 44.6 V L01
2019-08-27 21:47:28 C 21 40 59.21 -21 12 29.1 V L01
2019-08-28 00:05:04 C 21 41 26.75 -21 00 39.7 V Z84
2019-08-28 00:15:27 C 21 41 28.72 -20 59 46.9 V Z84
2019-08-28 00:25:50 C 21 41 30.66 -20 58 53.4 V Z84
2019-08-28 00:36:13 C 21 41 32.61 -20 58 00.2 V Z84
2019-08-28 00:46:35 C 21 41 34.57 -20 57 06.9 V Z84
2019-08-28 04:01:56 C 21 42 20.65 -20 40 25.5 V I52
2019-08-28 04:02:21 C 21 42 20.75 -20 40 22.8 V I52
2019-08-28 04:02:47 C 21 42 20.84 -20 40 20.9 V I52
2019-08-28 04:03:13 C 21 42 20.90 -20 40 18.6 V I52
2019-08-28 06:27:12 C 21 42 45.72 -20 28 20.7 u H21
2019-08-28 06:30:40 C 21 42 46.36 -20 28 03.0 u H21
2019-08-28 06:34:59 C 21 42 47.17 -20 27 40.7 u H21
2019-08-28 06:39:19 C 21 42 47.99 -20 27 18.6 u H21
2019-08-28 06:43:39 C 21 42 48.79 -20 26 57.0 u H21
2019-08-28 10:33:41 C 21 43 36.79 -20 07 18.1 V T08
2019-08-28 10:37:45 C 21 43 37.49 -20 06 57.6 V T08
2019-08-28 10:52:39 C 21 43 40.15 -20 05 42.7 V T08
2019-08-28 11:00:15 C 21 43 41.53 -20 05 03.8 V T08
2019-08-28 11:11:05 C 21 43 48.54 -20 02 48.8 q E23
2019-08-28 11:30:59 C 21 43 52.26 -20 01 09.9 q E23
2019-08-28 11:50:59 C 21 43 55.85 -19 59 30.3 q E23
2019-08-28 20:07:40 C 21 45 37.30 -19 18 26.2 V L29
2019-08-28 20:11:41 C 21 45 38.00 -19 18 06.6 V L29
2019-08-28 20:15:42 C 21 45 38.73 -19 17 46.7 V L29
2019-08-28 20:19:41 C 21 45 39.45 -19 17 27.3 V L29
2019-08-28 21:41:12 C 21 45 54.98 -19 12 11.1 q I93
2019-08-28 21:49:26 C 21 45 56.43 -19 11 30.6 q I93
2019-08-28 21:57:56 C 21 45 58.01 -19 10 48.0 q I93
2019-08-28 22:39:19 C 21 46 04.34 -19 07 28.2 V A44
2019-08-28 22:47:45 C 21 46 05.89 -19 06 46.3 V A44
2019-08-28 22:55:17 C 21 46 07.24 -19 06 09.1 V A44
2019-08-29 03:31:44 C 21 47 04.14 -18 43 17.5 V W34
2019-08-29 03:58:22 C 21 47 08.77 -18 41 07.4 V W34
2019-08-29 04:11:38 C 21 47 11.08 -18 40 02.4 V W34
2019-08-29 06:40:45 C 21 47 37.31 -18 27 51.0 q 850
2019-08-29 06:51:57 C 21 47 39.43 -18 26 55.9 q 850
2019-08-29 07:03:09 C 21 47 41.26 -18 26 00.0 q 850
2019-08-29 07:14:21 C 21 47 43.10 -18 25 04.9 q 850