Comet observations table

COMET OBSERVATIONS

Comet/Object	Begin		End		Observer	Observatory	Configuration

P/2025 W4 (PANSTARRS)

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

30678	2025 12 23.1	61033.65489	P/2025 W4 (PANSTARRS)	2.081	1.139	Pict	-	-	20.5	-	-	-	-	-	360	L	-	6.0	X03	hroy
30661	2025 12 11.8	61022.3101	P/2025 W4 (PANSTARRS)	2.068	1.089	Pict	-	-	20.1	-	-	-	-	-	250	L	-	6.75	L27	jfsoulier
30662	2025 11 30.8	61011.30029	P/2025 W4 (PANSTARRS)	2.058	1.074	Pict	-	-	20	-	-	-	-	-	300	L	-	7	C10	jfsoulier
30660	2025 11 28.0	61008.53256	P/2025 W4 (PANSTARRS)	2.056	1.074	Pict	-	-	20.1	-	-	-	-	-	250	L	-	6.75	L27	jfsoulier
30659	2025 11 27.8	61008.30557	P/2025 W4 (PANSTARRS)	-	-	Pict	-	-	19.4	-	-	-	-	-	400	L	-	5.95	A77	fkugel