ical ▁Ph en omena ▁▁ ▁The ▁Astronom ical ▁P ocket ▁Di ary ▁( 1 9 8 7 – present ) ▁ ▁Multi year ▁Inter active ▁Computer ▁Al man ac ▁▁ ▁The ▁N aut ical ▁Al man ac ▁( 1 7 6 7 – present ▁under ▁various ▁titles ; ▁prepared ▁by ▁U . S . ▁Naval ▁Observ atory ▁and ▁Her ▁Majesty ' s ▁N aut ical ▁Al man ac ▁Office ▁since ▁ 1 9 5 8 ) ▁ ▁Star ▁Al man ac ▁for ▁Land ▁Survey ors ▁ ▁Ast ro log ical ▁al man acs ▁ ▁Pan j ika : ▁name ▁of ▁a ▁number ▁of ▁J y ot ish a ▁al man acs : ▁V ish ud d ha ▁S idd h anta ▁Pan j ika ▁ ▁Gu pta ▁Press ▁Pan j ika ▁▁ ▁Rap ha el ' s ▁E ph emer is , ▁W . ▁F oul sh am ▁& ▁Company ▁Limited ▁ ▁F ict ional ▁al man acs ▁▁ ▁An kh - M orp ork ▁Al man ack ▁and ▁Book ▁of ▁Days , ▁from ▁various ▁Disc world ▁nov els ▁( a ▁version ▁has ▁been ▁published ▁as ▁The ▁Disc world ▁Al man ak ) ▁Gray ' s ▁Sports ▁Al man ac , ▁featured ▁in ▁Back ▁to ▁the ▁Future ▁Part ▁II ▁Kle pp ' s ▁Al men ak , ▁a ▁travel ▁guide ▁to ▁the ▁islands ▁of ▁the ▁A bar at ▁from ▁The ▁Books ▁of ▁A bar at ▁nov els ▁by ▁C live ▁B ark er ▁ ▁Al man ac ▁calcul ators ▁ ▁K ani pp