Astronomy & Astrophysics

Table 1: List of program stars.
Table 7: Estimates of $P_{\rm is}$ for programme stars.
Table 8: Parameters of interstellar polarization ( $P_{\rm is}$ ; $\theta _{\rm is}$ ) derived by the "field star method'' and values of intrinsic polarization ( $P_{\ast }$ ; $\theta _{\ast }$ ) of programme stars.
Table 9: Amplitude of variations from synchronous optical-IR photometry of programme stars. Values of $A_\lambda /A_V$ from Cardelli et al. (1989).
Table 3: SAAO optical ( BVR $_{\rm C}I_{\rm C}$ ) photometry.
Table 4: SAAO infrared ( JHKL) photometry.
Table 5: CTIO infrared photometry.
Table 6: SAAO infrared ( $M\!N\!Q$ ) photometry.