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April is Global Astronomy Month. Created by Astronomers Without Borders in 2010 to build on the International Year of Astronomy 2009. More info at: http://www.gam-awb.org/
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3
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Last Quarter Moon at 4:38 UT.
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10
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New Moon at 9:38 UT. Start of lunation 1117.
• Lunation Number (Wikipedia)
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13
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Moon near the Pleiades (evening sky) at 14h UT.
• The Pleiades (Wikipedia)
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14
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Moon near Aldebaran (evening sky) at 10h UT.
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14
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Moon near Jupiter (49° from Sun, evening sky) at 20h UT. Mag. -2.0.
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15
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Moon at apogee (farthest from Earth) at 22h UT (distance 404,862 km; angular size 29.5').
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18
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Mars at conjunction with the Sun at 0h UT. Mars passes into the morning sky.
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18
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First Quarter Moon at 12:31 UT.
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19
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Moon near Beehive cluster (M44) (evening sky) at 5h UT.
• Beehive Cluster (Wikipedia)
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21
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Moon near Regulus (evening sky) at 1h UT.
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22
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Lyrid meteor shower peaks at 11:30 UT. Active April 16-25. Radiant is between Hercules and Lyra. Expect 10 to 20 bright, fast meteors per hour at its peak. Unfavorable viewing conditions this year due to strong moonlight.
• The Lyrids (Gary Kronk)
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25
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Moon very near Spica (169° from Sun, evening sky) at 0h UT. Occultation visible from southern Africa and NE South America.
• Occultation of Spica (US Naval Observatory)
• Occultation of Spica (IOTA)
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25
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Full Moon at 19:59 UT.
• Full Moon Names (Wikipedia)
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25
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Partial Eclipse of the Moon from 18:03 to 22:11 UT, mid-eclipse at 20:09 UT. Only a tiny sliver of the Moon will be covered by the Earth's umbral shadow at maximum eclipse. Visible from much of the Eastern Hemisphere.
• Partial Lunar Eclipse: 2013 Apr 25 (NASA inc Maps & Tables)
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26
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Moon near Saturn (midnight sky) at 0h UT. Mag. +0.1.
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27
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Moon at perigee (closest to Earth) at 20h UT (362,268 km; 33.0').
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28
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Moon near Antares (morning sky) at 2h UT.
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28
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Saturn at opposition (opposite the Sun) at 8h UT. The ringed planet is at its brightest (mag. +0.1) and closest all year (disk diameter 19"). Saturn's rings appear spectacular even in a small telescope.
• Opposition (Wikipedia)
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All times Universal Time (UT). USA Eastern Summer Time = UT - 4 hours.
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