... To see the collection of prior postings to the list, visit the Omcal Archives . The current archive is only available to the list members. ... To post a message to all the list members, send email to omcal@xmm.vilspa.esa.es . You can subscribe to the list, or change your existing subscription, in the sections below. ... To change your subscription (set options like digest and delivery modes, get a reminder of your password, or unsubscribe from Omcal), enter your subscription email address: . ...