SEPTEMBER 2024 OBSERVING Lunar Almanac Northern Hemisphere Sky Chart September 18 19 Yellow dots indicate which part of the Moon's limb is tipped the most toward Earth by libration. NASA / LRO MOON PHASES MON SUN 1 8 15 22 29 2 9 16 23 30 3 10 17 24 TUE 4 11 18 25 WED 5 12 19 26 THU 6 13 20 27 FRI 7 14 21 28 Zenith SAT NEW MOON September 3 01:56 UT FULL MOON September 18 02:34 UT DISTANCES Apogee FIRST QUARTER September 11 06:06 UT LAST QUARTER September 24 18:50 UT September 5, 15h UT 406,211 km Diameter 29′ 25″ Perigee September 18, 13h UT 357,289 km Diameter 33′ 26″ FAVORABLE LIBRATIONS * Xenophanes Crater September 18 * Cleostratus Crater September 18 * La Pérouse Crater September 19 * Ansgarius Crater September 19 42 SEPTEMBER 2024 * SKY & TELESCOPE Galaxy Double star -1 1 2 3 4 Planet location shown for mid-month USING THE NORTHERN HEMISPHERE MAP 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. Exact for latitude 40°N. CORONA AUSTRALIS n c i M SCU -20° 19 g Deneb M29 C Y G N U S M15 E g -1 0 1 2 3 4 a Galaxy Double star Variable star Open cluster Diffuse nebula Globular cluster Planetary nebula Saturn S E γ Water Jar A Q U A R I U S Jupiter Moon Sept 17 4h 1h F a 22h F a SA +60° +80° L Y N X r o N h δ E C L I P τ γ Altair β η λ α γ µ A Q U I L A T I C ζ CAMELOPARDALIS α Double Cluster CAS S I OP E I A M34 P ERS EUS Algol θ C E P H E U S LACERTA ANDROMEDA β γ Albireo δ χ M39 γ α ε P E G A S U S G r e a t S q u a r e o f P e g a s u s c i n a VULPECULA M27 SAGITTA α β δ θ Moon Sept 14 DELPHINUS EQUULEUS CAPRICORNUS TRIANGULUM P I S C E S A R I E S α Polaris β ξ ζ δ M52 γ γ δ ε β α γ β 61 Circlet s t M31 M33 M2 M30 δ ε µ α β ε η β µ ζ α θ γ F α ε α β ζ c i n g a F g n c i E N h t