Comet observations table

COMET OBSERVATIONS

Comet/Object	Begin		End		Observer	Observatory	Configuration

C/2021 C4 (ATLAS)

NASA/JPL elements
IAU/MPC elements

Magnitude and Afrho plots

Num	Date [TU]	Julian day -2400000	Comet/Object Name	r (/Sun) [AU]	d (/Earth) [AU]	Pict	Spec	Coma Total mag (m1)	Nuclear mag (m2)	Coma diameter [']	Coma conden sation	Tail length [°]	Tail position angle [°]	Afrho [cm]	Instr diameter [mm]	Instr	m1 aperture radius [']	m2 aperture radius ["]	Obs MPC code	Who

23278	2021 04 23.1	59328.67153	C/2021 C4 (ATLAS)	4.571	3.633	Pict	-	-	18	-	-	-	-	-	350	L	-	5.6	X03	jlvirlichie
23035	2021 03 08.3	59282.8205	C/2021 C4 (ATLAS)	4.519	4.019	Pict	-	-	18.4	-	-	-	-	-	350	L	-	6	X03	ptraverse