SEPTEMBER 2019 OBSERVING Lunar Almanac Northern Hemisphere Sky Chart North LY N X P IS _ ER Fa SE le ub er Do lust C AS SI O b _ IA a PH EU _ ` S M5 2 ` ¡ j b c _ b + +60° a S _ + AQU ILA d US e h ¡ 22h ` NU 0 _ Mo CA Sep on PR t9 IC OR NU S SCU ` -20° o c SE FAVORABLE LIBRATIONS Planet location shown for mid-month * Hecataeus B Crater September 7 USING THE NORTHERN HEMISPHERE MAP * Hubble Crater September 10 * Baade Crater September 26 * Hausen Crater September 27 S E P TE M B E R 2 019 * SK Y & TELESCOPE ` Go out within an hour of a time listed to the right. Turn the map around so the yellow label for the direction you're facing is at the bottom. That's the horizon. The center of the map is overhead. Ignore the parts of the map above horizons you're not facing. A c b e M3 g Altair LE Diameter 33′ 24″ HI 357,803 km UU September 28, 02h UT LP Perigee EQ Diameter 29′ 24″ UL ` 406,377 km 1 2 3 4 EC TA M2 September 13, 14h UT r a DE ¡ Apogee LP SA GIT b 0 a S I C -1 n ci Fa 42 T IU DISTANCES _ 18:26 UT e 02:41 UT IP R September 28 L A September 22 C U NEW MOON Q LAST QUARTER A 04:33 UT er at r Ja 03:10 UT E VU 7 M15 c M2 W September 14 Zenith Albireo _ Ci rc let September 6 n oo 3 M pt 1 Se FULL MOON +80° PE a Facing East FIRST QUARTER CE 4 30 a M3 29 ¡ S go U Al l a 28 Polaris n ci 27 b 26 M29 25 a 24 _ 23 Deneb 22 ¡ 21 61 20 C Y G N U S 19 M39 18 CE 17 LA 16 RT A 15 d 14 + 13 ` 12 C ` A 11 ND 10 PEGASUS 9 ME 8 DA 7 Great Square of Pegasus 6 _ 5 h 4 1 3 PIS CE S 2 RO S AT FRI THU M3 1 WED 1 DAL 3 TUE MON ` M3 MOON PHASES PA R N ASA / LRO SUN a TR UL UM IE S 27 IA NG 26 AR Yellow dots indicate which part of the Moon's limb is tipped the most toward Earth by libration. ELO September 7 CAM g NE 10 4h D G Va oub ala Op arbialb lests yxy e a D n G iff ecn lests trar Pl lob use luclsut atrar se an ul en et ar beub trer clu lual ar a y ne tsetre bu r la SA CORONA AUSTRALIS 19 Facing