2019 QW4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4044167000
Semi-major axis (a)1.7772667000 AU
Inclination (i)5.99576000°
Long. of Asc. Node (Ω)331.07114000°
Arg. of Perihelion (ω)357.47831000°
Mean Anomaly (M)228.72945000°
Mean Motion (n)0.4159826000°/day
Perihelion dist (q)1.05851040 AU
Aphelion dist (Q)2.49602300 AU
Orbital Period2.36934830 yr
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.840″
Uncertainty5
Orbit TypeAmor
MOID0.045395 AU
Observations Used83
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-10-05
Observations (83)
Date Type RA Dec Mag Band Observatory
2019-08-28 09:49:40 C 21 11 37.636 -10 34 18.26 U F51
2019-08-28 10:08:19 C 21 11 43.942 -10 31 56.91 U F51
2019-08-28 10:26:57 C 21 11 50.266 -10 29 35.37 U F51
2019-08-28 10:45:39 C 21 11 56.628 -10 27 13.24 U F51
2019-08-28 21:13:03 C 21 16 00.92 -09 09 22.3 V A44
2019-08-28 21:23:23 C 21 16 04.54 -09 08 05.4 V A44
2019-08-28 21:27:49 C 21 16 06.06 -09 07 32.1 V A44
2019-08-28 21:33:12 C 21 16 07.94 -09 06 51.4 V A44
2019-08-28 22:29:09 C 21 16 29.09 -08 59 44.9 q I93
2019-08-28 22:35:18 C 21 16 31.24 -08 58 58.7 q I93
2019-08-28 22:41:07 C 21 16 33.23 -08 58 15.0 q I93
2019-08-28 23:58:51 C 21 17 00.32 -08 48 42.0 V J95
2019-08-29 00:03:26 C 21 17 01.93 -08 48 07.6 V J95
2019-08-29 00:08:36 C 21 17 03.70 -08 47 28.5 V J95
2019-08-29 00:13:08 C 21 17 05.31 -08 46 54.7 V J95
2019-08-29 05:25:29 C 21 19 03.31 -08 07 35.8 u H21
2019-08-29 05:28:34 C 21 19 04.34 -08 07 12.6 u H21
2019-08-29 05:29:17 C 21 19 05.71 -08 07 06.6 q H36
2019-08-29 05:31:39 C 21 19 05.38 -08 06 49.6 u H21
2019-08-29 05:32:41 C 21 19 06.88 -08 06 40.4 q H36
2019-08-29 05:34:43 C 21 19 06.41 -08 06 26.5 u H21
2019-08-29 05:36:24 C 21 19 08.16 -08 06 12.8 q H36
2019-08-29 05:37:23 C 21 19 07.31 -08 06 06.7 u H21
2019-08-29 05:42:57 C 21 19 10.35 -08 05 24.2 q H36
2019-08-29 05:45:45 C 21 19 11.25 -08 05 03.2 q H36
2019-08-29 06:23:01 C 21 19 23.90 -08 00 24.2 q 734
2019-08-29 06:25:07 C 21 19 24.62 -08 00 08.0 q 734
2019-08-29 06:27:14 C 21 19 25.32 -07 59 52.2 q 734
2019-08-29 06:31:27 C 21 19 26.76 -07 59 20.1 q 734
2019-08-29 06:33:33 C 21 19 27.43 -07 59 05.3 q 734
2019-08-29 06:38:48 C 21 19 32.44 -07 58 18.2 V 654
2019-08-29 09:00:12 C 21 20 19.87 -07 40 40.1 V 654
2019-08-29 10:29:51 C 21 20 55.03 -07 28 58.5 V T08
2019-08-29 10:33:58 C 21 20 56.39 -07 28 28.5 V T08
2019-08-29 10:42:46 C 21 20 59.30 -07 27 22.3 V T08
2019-08-29 10:57:18 C 21 21 04.09 -07 25 34.2 V T08
2019-08-29 18:42:04 C 21 24 07.59 -06 26 06.1 V L29
2019-08-29 18:48:04 C 21 24 09.59 -06 25 21.8 V L29
2019-08-29 18:54:05 C 21 24 11.57 -06 24 38.1 V L29
2019-08-29 20:21:09 C 21 24 40.38 -06 16 52.9 V 104
2019-08-29 20:26:42 C 21 24 42.26 -06 16 11.7 V 104
2019-08-29 20:32:33 C 21 24 44.25 -06 15 29.2 V 104
2019-08-29 20:33:50 C 21 24 44.55 -06 15 29.8 V A17
2019-08-29 20:38:23 C 21 24 46.20 -06 14 46.2 V 104
2019-08-29 20:51:04 C 21 24 50.41 -06 13 23.4 V A17
2019-08-29 21:08:36 C 21 24 56.39 -06 11 13.9 V A17
2019-08-29 23:12:17 C 21 25 37.64 -05 55 57.2 V 204
2019-08-29 23:19:51 C 21 25 40.17 -05 55 01.6 V 204
2019-08-29 23:27:21 C 21 25 42.68 -05 54 06.6 V 204
2019-09-01 03:10:47 C 21 43 56.97 +00 15 18.1 u 807