Comet observations table

COMET OBSERVATIONS

Comet/Object	Begin		End		Observer	Observatory	Configuration

A/2025 S2

Orbital period : 503.30 years

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

30726	2025 12 26.6	61037.19513	A/2025 S2	-	-	Pict	-	-	19.0	-	-	-	-	-	250	L	-	-	247	jvilhem
30514	2025 11 27.7	61008.2715	A/2025 S2	1.752	1.060	Pict	-	-	18.3	-	-	-	-	-	400	L	-	5.95	A77	fkugel
30432	2025 11 21.7	61002.29458	A/2025 S2	1.774	0.978	Pict	-	-	18.8	-	-	-	-	-	300	L	-	7	C10	jfsoulier
30332	2025 11 10.7	60991.29022	A/2025 S2	1.823	0.886	Pict	-	-	17.8	-	-	-	-	-	400	L	-	5.95	A77	fkugel
30121	2025 10 13.1	60962.61284	A/2025 S2	-	-	Pict	-	-	19	-	-	-	-	-	360	L	-	6.0	X03	jlvirlichie
30124	2025 10 13.0	60962.53595	A/2025 S2	-	-	Pict	-	-	18.9	-	-	-	-	-	300	L	-	6.5	C10	jfsoulier
30120	2025 10 03.3	60952.8072	A/2025 S2	-	-	Pict	-	-	19.9	-	-	-	-	-	360	L	-	6.0	X03	jlvirlichie