Ephemeris for C/2019 Y4 (ATLAS)
Date			Time	Rise	Culm	Set	Approx Mag.	Constellation
2020	Apr	10	17:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	18:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	19:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	20:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	21:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	22:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	10	23:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	00:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	01:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	02:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	03:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	04:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	05:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	06:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	07:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	08:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	09:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	10:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	11:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	12:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	13:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	14:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	15:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	16:00 PDT		Circumpolar		–	Camelopardalis
2020	Apr	11	17:00 PDT		Circumpolar		–	Camelopardalis
All times computed for South El Monte (latitude 34.05; longitude -118.05) and expressed in South El Monte time. Ephemeris by Dominic Ford – https://in-the-sky.org/ephemeris.php