Comet observations table

COMET OBSERVATIONS

Comet/Object	Begin		End		Observer	Observatory	Configuration

C/2015 X4 (Elenin)

Orbital period : 76.00 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

15135	2016 02 07.8	57427.30077	C/2015 X4 (Elenin)	3.488	2.822	-	-	-	18	-	-	-	-	-	100	-	-	-	XXX	hboussier
15046	2016 01 13.8	57402.36004	C/2015 X4 (Elenin)	3.446	2.547	-	-	-	16.9	-	-	-	-	-	200	L	-	6.25	K25	larnold
15023	2016 01 06.9	57395.42313	C/2015 X4 (Elenin)	3.439	2.499	-	-	-	16.9	-	-	-	-	-	200	L	-	6.25	K25	larnold
14997	2016 01 04.1	57392.62069	C/2015 X4 (Elenin)	3.436	2.487	Pict	-	-	16.5	-	-	-	-	-	400	Y	-	6	W96	jgbosch
14971	2015 12 31.9	57389.44527	C/2015 X4 (Elenin)	3.431	2.467	Pict	-	-	16.4	-	-	-	-	-	300	L	-	9.7	C10	jfsoulier
14962	2015 12 30.3	57387.80283	C/2015 X4 (Elenin)	3.430	2.463	Pict	-	-	16.6	-	-	-	-	-	400	Y	-	8.2	W96	jgbosch
14850	2015 12 04.8	57362.39846	C/2015 X4 (Elenin)	3.404	2.459	Pict	-	-	18	-	-	-	-	-	300	L	-	6.5	C10	jfsoulier