2018 GW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6100040000
Semi-major axis (a)2.3308629000 AU
Inclination (i)13.48309000°
Long. of Asc. Node (Ω)93.55972000°
Arg. of Perihelion (ω)191.13809000°
Mean Anomaly (M)30.94914000°
Mean Motion (n)0.2769676100°/day
Perihelion dist (q)0.90902720 AU
Aphelion dist (Q)3.75269860 AU
Orbital Period3.55856660 yr
Physical Parameters
H (abs. magnitude)22.07
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.960″
Uncertainty7
Orbit TypeApollo
MOID0.091963 AU
Observations Used51
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-05-10
Observations (56)
Date Type RA Dec Mag Band Observatory
2018-04-11 10:01:13 C 16 02 54.09 +23 42 05.6 U G96
2018-04-11 10:03:17 C 16 02 54.35 +23 42 08.1 U G96
2018-04-11 10:05:21 C 16 02 54.58 +23 42 10.0 U G96
2018-04-11 10:07:21 C 16 02 54.78 +23 42 12.7 U G96
2018-04-11 11:44:33 C 16 03 05.15 +23 44 05.4 o 291
2018-04-11 11:47:47 C 16 03 05.50 +23 44 09.1 o 291
2018-04-11 11:51:00 C 16 03 05.87 +23 44 12.9 o 291
2018-04-13 09:27:04 C 16 08 22.56 +24 38 08.6 u H21
2018-04-13 09:43:56 C 16 08 24.51 +24 38 28.4 u H21
2018-04-13 10:48:06 C 16 08 32.28 +24 39 50.1 U I52
2018-04-13 11:01:40 C 16 08 33.87 +24 40 06.1 U I52
2018-04-13 11:07:41 C 16 08 34.52 +24 40 13.1 U I52
2018-04-15 09:57:31 C 16 14 21.55 +25 37 45.8 o 711
2018-04-15 10:02:30 C 16 14 22.36 +25 37 58.9 o 711
2018-04-15 10:07:28 C 16 14 23.01 +25 38 04.4 o 711
2018-04-15 11:09:18 C 16 14 30.56 +25 39 20.2 U H01
2018-04-15 11:14:56 C 16 14 31.24 +25 39 27.2 U H01
2018-04-15 11:31:39 C 16 14 33.28 +25 39 48.0 U H01
2018-04-15 11:39:17 C 16 14 34.22 +25 39 57.5 U H01
2018-04-16 11:21:03 C 16 17 39.88 +26 10 00.9 U I52
2018-04-16 11:25:54 C 16 17 40.47 +26 10 06.5 U I52
2018-04-16 11:30:54 C 16 17 41.13 +26 10 13.5 U I52
2018-04-16 11:35:46 C 16 17 41.72 +26 10 19.2 U I52
2018-04-20 10:23:26 C 16 31 21.54 +28 16 10.6 U I52
2018-04-20 10:28:12 C 16 31 22.21 +28 16 17.4 U I52
2018-04-20 10:35:30 C 16 31 23.34 +28 16 27.3 U I52
2018-04-20 11:15:25 C 16 31 29.30 +28 17 23.2 o 691
2018-04-20 11:26:40 C 16 31 30.92 +28 17 37.9 o 691
2018-04-20 11:37:55 C 16 31 32.67 +28 17 53.0 o 691
2018-04-21 11:39:47 C 16 35 24.05 +28 51 17.3 o 291
2018-04-21 11:42:34 C 16 35 24.47 +28 51 20.6 o 291
2018-04-21 11:45:21 C 16 35 24.90 +28 51 24.2 o 291
2018-04-23 10:57:59 C 16 43 33.41 +29 58 42.2 o 691
2018-04-23 11:04:36 C 16 43 34.57 +29 58 52.2 o 691
2018-04-23 11:11:14 C 16 43 35.73 +29 59 01.2 o 691
2018-04-27 10:39:33 C 17 02 50.04 +32 21 36.8 U I52
2018-04-27 10:43:00 C 17 02 50.74 +32 21 41.0 U I52
2018-04-27 10:46:23 C 17 02 51.50 +32 21 46.4 U I52
2018-04-27 10:49:47 C 17 02 52.28 +32 21 52.0 U I52
2018-05-05 07:24:39 C 17 57 28.26 +37 15 53.1 U I52
2018-05-05 07:31:24 C 17 57 30.72 +37 16 02.2 U I52
2018-05-05 07:34:59 C 17 57 31.97 +37 16 08.1 U I52
2018-05-05 10:02:35 C 17 58 24.67 +37 19 57.4 o 711
2018-05-05 10:07:06 C 17 58 26.25 +37 20 04.0 o 711
2018-05-05 10:11:34 C 17 58 27.82 +37 20 10.9 o 711
2018-05-08 13:58:32 C 18 29 54.601 +39 06 34.39 V T12
2018-05-08 13:59:35 C 18 29 55.060 +39 06 35.67 V T12
2018-05-08 14:02:11 C 18 29 56.217 +39 06 38.98 V T12
2018-05-09 08:02:21 C 18 38 28.16 +39 28 18.8 U I52
2018-05-09 08:04:09 C 18 38 29.08 +39 28 21.5 U I52