2019 GL4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2984661000
Semi-major axis (a)1.4449270000 AU
Inclination (i)22.91179000°
Long. of Asc. Node (Ω)22.91045000°
Arg. of Perihelion (ω)152.61165000°
Mean Anomaly (M)303.89425000°
Mean Motion (n)0.5674599200°/day
Perihelion dist (q)1.01366530 AU
Aphelion dist (Q)1.87618870 AU
Orbital Period1.73687620 yr
Physical Parameters
H (abs. magnitude)23.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.370″
Uncertainty4
Orbit TypeAmor
MOID0.036559 AU
Observations Used111
Radar Obs Used3
Oppositions1
Arc Total
First Observation Used
Last Observation Used2019-04-28
Observations (111)
Date Type RA Dec Mag Band Observatory
2019-04-08 20:40:22 C 14 17 35.56 +40 27 58.4 S C43
2019-04-08 20:43:24 C 14 17 33.42 +40 27 07.6 S C43
2019-04-08 20:46:26 C 14 17 31.23 +40 26 17.1 S C43
2019-04-08 20:49:29 C 14 17 29.08 +40 25 26.2 S C43
2019-04-08 20:52:25 C 14 17 26.97 +40 24 36.7 S C43
2019-04-08 22:06:33 C 14 16 32.88 +40 03 55.0 o K88
2019-04-08 22:11:53 C 14 16 28.98 +40 02 23.5 o K88
2019-04-08 22:17:13 C 14 16 25.07 +40 00 52.2 o K88
2019-04-09 06:54:57 C 14 10 31.85 +37 26 20.6 U I41
2019-04-09 06:55:27 C 14 10 31.42 +37 26 11.3 U I41
2019-04-09 08:12:18 C 14 09 34.33 +37 02 18.4 U I41
2019-04-09 08:12:48 C 14 09 33.87 +37 02 07.9 U I41
2019-04-09 09:05:11 C 14 08 48.72 +36 44 58.3 u H21
2019-04-09 09:07:03 C 14 08 47.35 +36 44 22.5 u H21
2019-04-09 09:08:55 C 14 08 45.97 +36 43 46.3 u H21
2019-04-09 09:10:47 C 14 08 44.60 +36 43 10.1 u H21
2019-04-09 09:12:39 C 14 08 43.25 +36 42 34.2 u H21
2019-04-09 09:14:57 C 14 08 41.57 +36 41 49.7 u H21
2019-04-09 09:19:35 C 14 08 38.16 +36 40 19.8 u H21
2019-04-09 22:29:40 C 13 59 50.90 +32 14 16.1 q 160
2019-04-09 22:32:15 C 13 59 48.98 +32 13 20.6 q 160
2019-04-09 22:34:42 C 13 59 47.20 +32 12 29.2 q 160
2019-04-10 08:54:37 C 13 52 39.09 +28 24 09.1 V I52
2019-04-10 08:54:48 C 13 52 38.89 +28 24 04.4 V I52
2019-04-10 08:54:59 C 13 52 38.74 +28 24 00.3 V I52
2019-04-10 08:55:10 C 13 52 38.61 +28 23 56.1 V I52
2019-04-10 10:40:46 C 13 51 31.99 +27 43 56.3 V T05
2019-04-10 10:54:19 C 13 51 21.99 +27 38 41.5 V T05
2019-04-10 11:05:51 C 13 51 13.39 +27 34 11.6 V T05
2019-04-10 11:18:52 C 13 51 03.76 +27 29 07.5 V T05
2019-04-10 11:20:59 C 13 51 02.16 +27 28 17.9 V T05
2019-04-10 11:27:48 C 13 50 57.09 +27 25 37.1 V T05
2019-04-10 11:29:49 C 13 50 55.56 +27 24 49.9 V T05
2019-04-10 21:51:01 C 13 44 07.58 +23 11 58.9 V J69
2019-04-10 21:57:40 C 13 44 02.92 +23 09 14.3 V J69
2019-04-10 22:04:19 C 13 43 58.25 +23 06 28.9 V J69
2019-04-10 22:10:58 C 13 43 53.57 +23 03 43.6 V J69
2019-04-11 02:52:25 C 13 40 32.66 +21 04 49.2 V K74
2019-04-11 02:54:45 C 13 40 31.06 +21 03 49.0 V K74
2019-04-11 02:56:18 C 13 40 29.99 +21 03 08.3 V K74
2019-04-11 20:44:21 C 13 29 06.85 +13 09 12.0 V Z43
2019-04-11 20:51:07 C 13 29 02.27 +13 06 07.8 V Z43
2019-04-11 21:05:06 C 13 28 52.80 +12 59 45.6 V Z43
2019-04-11 21:18:22 C 13 28 43.80 +12 53 42.8 V Z43
2019-04-14 05:37:04 C 12 54 08.56 -12 30 48.4 V I52
2019-04-14 05:37:15 C 12 54 08.45 -12 30 53.0 V I52
2019-04-14 05:37:26 C 12 54 08.32 -12 30 57.5 V I52
2019-04-14 05:37:37 C 12 54 08.20 -12 31 02.0 V I52
2019-04-14 06:46:39 C 12 53 24.64 -12 59 21.7 V 703
2019-04-14 06:54:23 C 12 53 19.78 -13 02 31.0 V 703
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-04-09 05:35:00 116923.1789 0.03 Hz 2380 -1 -1
2019-04-12 04:33:00 12894.4322 0.2 Hz 2380 -1 -1
2019-04-12 05:07:00 36954612.19 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)