2019 GM4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3940758498 ± 4.31e-05
Semi-major axis (a)1.5758851363 AU ± 9.85e-05
Inclination (i)6.59766211° ± 6.56e-04
Long. of Asc. Node (Ω)202.03844344° ± 3.67e-04
Arg. of Perihelion (ω)46.50310959° ± 1.52e-03
Mean Anomaly (M)101.32135138° ± 1.21e-01
Mean Motion (n)0.4982249098°/day ± 4.67e-05
Perihelion dist (q)0.95486686 AU ± 9.04e-05
Aphelion dist (Q)2.19690341 AU ± 1.53e-04
Orbital Period1.97827580 yr ± 1.85e-04
Physical Parameters
H (abs. magnitude)23.59
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.329″
Uncertainty3
Orbit TypeApollo
MOID0.020151 AU
Observations Used171
Radar Obs Used1
Oppositions1
Arc Total2019-2019
First Observation Used2019-03-31
Last Observation Used2019-04-24
Observations (173)
Date Type RA Dec Mag Band Observatory
2019-04-23 02:01:30 C 12 44 42.48 +60 05 25.2 V W34
2019-04-23 02:06:58 C 12 44 49.61 +60 08 00.2 V W34
2019-04-23 05:16:39 C 12 49 33.78 +61 35 41.1 U I41
2019-04-23 05:17:08 C 12 49 34.54 +61 35 56.0 U I41
2019-04-23 05:45:23 C 12 50 15.10 +61 48 58.9 U I41
2019-04-23 05:45:53 C 12 50 15.84 +61 49 14.7 U I41
2019-04-23 05:59:36 C 12 50 31.51 +61 54 54.8 V V01
2019-04-23 06:02:09 C 12 50 35.17 +61 56 04.9 V V01
2019-04-23 06:04:43 C 12 50 38.97 +61 57 14.7 V V01
2019-04-23 06:07:09 C 12 50 42.49 +61 58 21.6 V V01
2019-04-23 06:51:47 C 12 51 52.49 +62 19 27.9 U I41
2019-04-23 06:52:17 C 12 51 53.20 +62 19 40.6 U I41
2019-04-23 20:01:28 C 13 19 53.53 +68 09 36.4 V L18
2019-04-23 20:03:36 C 13 19 58.73 +68 10 33.1 V L18
2019-04-23 20:07:51 C 13 20 09.26 +68 12 23.6 V L18
2019-04-24 06:21:29 C 13 52 48.29 +72 25 05.9 V I52
2019-04-24 06:21:40 C 13 52 48.97 +72 25 10.7 V I52
2019-04-24 06:21:51 C 13 52 49.53 +72 25 14.7 V I52
2019-04-24 06:22:02 C 13 52 50.26 +72 25 18.9 V I52
2019-04-24 06:45:05 C 13 54 14.07 +72 33 31.7 V V01
2019-04-24 06:47:38 C 13 54 23.37 +72 34 29.7 V V01
2019-04-24 06:50:17 C 13 54 33.11 +72 35 31.2 V V01
2019-04-24 06:52:56 C 13 54 42.93 +72 36 32.4 V V01
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-04-19 01:36:00 91567.2659 15 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)