**Table 2:** Af ${\rho }$ measurements of 46P/Wirtanen.
	Farnham et al.	Fink et al.	Jokers et al.	Lamy et al.	Schulz et al.	Stern et al.
	(1998)	(1998)	(1998)	(1998)	(1998)	(1998)
Instrument	1.1 m and 0.8 m at Lowell Obs.	1.54 m Catalina	2 m Pik Terskol	HST-WFPC2	2.2 m and 3.6 m at ESO	HST-FOS
Spectral range	4845 Å	6250 Å	6940 Å	6700 Å	5225 Å	2950 Å
$r_{\rm h}$ range (pre)	1.14-1.08	1.22-1.07	1.06	2.45	2.81-1.60	2.72-1.31
$r_{\rm h}$ range (post)	1.49-1.72	1.08-1.47	none	none	none	none
Phase angle	23 $^\circ$ -39 $^\circ$	36 $^\circ$ -41 $^\circ$	41 $^\circ$	11 $^\circ$	6 $^\circ$ -34 $^\circ$	6 $^\circ$ -35 $^\circ$
Accuracy	See footnote a	none	none	none	See footnote a	See footnote a

$^{\rm a}$ The accuracy depends on each Af ${\rho }$ measurement (see Fig. 2).

Source LaTeX | All tables | In the text