2019 PG1

2019 PG₁
Discovery
Discovered by	Pan-STARRS
Discovery site	Haleakala Obs.
Discovery date	8 August 2019
Designations
MPC designation	2019 PG1
Minor planet category	NEO–Apollo; PHA;
Orbital characteristics
	Epoch 31 May 2020 (JD 2459000.5)
	Uncertainty parameter 5 · 4
Observation arc	103 days
Aphelion	3.9153 AU
Perihelion	0.9988 AU
Semi-major axis	2.4571 AU
Eccentricity	0.5935
Orbital period (sidereal)	3.85 yr (1,407 d)
Mean anomaly	79.450°
Mean motion	0° 15m 21.24s / day
Inclination	20.352°
Longitude of ascending node	281.64°
Argument of perihelion	13.559°
Earth MOID	0.00697 AU (2.71 LD)
Physical characteristics
Mean diameter	270 m (est. at 0.14); 200–450 meters (CNEOS)
Absolute magnitude (H)	20.6

2019 PG₁ is a sub-kilometer near-Earth object and potentially hazardous asteroid of the Apollo class, discovered by Pan-STARRS on 8 August 2019,^[1] two weeks after it passed Earth at 62 LD.^[2] With an observation arc of 103 days, Earth approach dates become divergent by 2042 as the date of closest approach in 2042 has an uncertainty of ±3 days.

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