JANUARY 2018 OBSERVING Lunar Almanac Northern Hemisphere Sky Chart North h c r M iza r ¡ Di a b g Bi er pp _ Thuban 12 h Fa g n ci 3 +60° 30 2 1 co Al 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 NE ` URSA MINOR M ` _ U +80° SA R JO A M81 LE M O IN EO O R L Polaris N ASA / LRO M82 R ` Yellow dots indicate which part of the Moon's limb is tipped the most toward Earth by libration. k f a _ PA RD AL b l ` IS l N x tri lla Be IO j k b ¡ 42 M 0° ` g ` l ge Ri k2 ` a JO LE R SE USING THE NORTHERN HEMISPHERE MAP * Pascal Crater January 1 * Scoresby Crater January 2 * Cusanus Crater January 3 * Gioja Crater January 30 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. ¡ ERIDA ` A Planet location shown for mid-month ng FAVORABLE LIBRATIONS JA N UA RY 2 018 * SK Y & TELESCOPE c a R c ` s riu Si M January 30, 10h UT Diameter 33′ 17″ US a 41 M Perigee 358,994 km ci Fa January 15, 02h UT Diameter 29′ 24″ IS Apogee 406,464 km 0 1 2 3 4 h UR _ _ N January 1, 22h UT Diameter 33′ 31″ A Perigee 356,565 km _ C -1 DISTANCES TA O 0 M5 January 31 13:27 UT Ple iad es Hya des _ Ald eba ran h _ se eu lg te Be Procyon S 7 M4 FULL MOON 42 d a _ January 24 22:20 UT RO January 17 02:17 UT CE FIRST QUARTER _ NEW MOON ` c NO January 8 22:25 UT MO January 2 2:24 UT 6 M4 LAST QUARTER M48 FULL MOON ER Mo on Ja n2 8 P 31 ¡ 30 S 29 I C SE U 28 T f 27 Capella _ 26 M38 M36 25 AURIGA 24 I P ` 23 L M37 22 C e 21 E + 20 35 M35 19 GEMINI 18 _ 17 Castor 16 ` 15 Pollux 14 ANC ER 13 CANIS MINOR 12 M44 11 a 10 ` 9 M67 8 HYDRA 7 h 6 _ 5 9 4 Facing East 3 C M o Ja on n 31 S AT FRI THU 2 LO X WED 1 ME N TUE MON SUN CA LY _ MOON PHASES 6h CO NUS -20° PU S _ _ LU M BA CA EL UM -40° 3 Facing