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2
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Earth at Perihelion (closest to Sun) at 14h UT. The Sun-Earth distance is 0.983257 a.u. or 147.1 million kilometers.
• Sun at Aphelion and Perihelion (Anthony Ayiomamitis)
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3
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Moon near Regulus at 2h UT (morning sky).
• Regulus (Wikipedia)
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3
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Quadrantid Meteor Shower peaks at 14h UT. Active between December 28 and January 12. Produces up to 110 meteors per hour. Radiant is in northern Boštes.
• Meteor Shower Calendar (IMO)
• Quadrantids (Wikipedia)
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6
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Last Quarter Moon at 9:37 UT.
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7
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Moon near Spica at 0h UT (morning sky).
• Spica (Wikipedia)
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9
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Moon at perigee (closest to Earth) at 15:47 UT (distance 367,387 km; angular size 32.5').
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10
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Moon near Antares at 6h UT (morning sky).
• Antares (Wikipedia)
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10
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Mercury, Jupiter and Saturn within a circle of diam. 2.4° (13° from Sun, evening sky) at 19h UT. Mags. −0.9, −1.9 and 0.6. Mercury 1.4° from Jupiter.
• Mercury (Wikipedia)
• Jupiter (Wikipedia)
• Saturn (Wikipedia)
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11
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Moon near Venus (morning sky) at 21h UT. Mag. −3.9.
• Venus (Wikipedia)
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13
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New Moon at 5:01 UT. Start of lunation 1213.
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14
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Moon near Mercury at 10h UT (15° from Sun, evening sky). Mag. −0.9.
• Mercury (Wikipedia)
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20
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Mars 1.6° NNW of Uranus at 20h UT (evening sky). Mags. 0.2 and 5.8.
• Mars (Wikipedia)
• Uranus (Wikipedia)
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20
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First Quarter Moon at 21:02 UT.
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21
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Moon near Mars (evening sky) at 11h UT. Mag. 0.2.
• Mars (Wikipedia)
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21
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Moon at apogee (farthest from Earth) at 13h UT (distance 404,360 km; angular size 29.6').
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23
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Moon near the Pleiades at 10h UT (evening sky).
• The Pleiades (Wikipedia)
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24
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Mercury at greatest elongation east (19° from Sun, evening sky) at 2h UT. Mag. −0.5.
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24
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Saturn at conjunction with the Sun at 3h UT. The ringed planet passes into the morning sky (not visible).
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24
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Moon near Aldebaran at 4h UT (evening sky).
• Aldebaran (Wikipedia)
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27
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Moon near Castor at 11h UT (evening sky).
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27
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Moon near Pollux at 16h UT (evening sky).
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28
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Moon near Beehive cluster M44 (midnight sky) at 17h UT.
• Beehive Cluster (Wikipedia)
• M44: The Beehive Cluster (APOD)
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28
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Full Moon at 19:17 UT.
• Full Moon Names (Wikipedia)
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29
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Jupiter at conjunction with the Sun at 2h UT. Passes into the morning sky.
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30
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Moon near Regulus at 9h UT (morning sky).
• Regulus (Wikipedia)
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All times Universal Time (UT).
- US Eastern Standard Time = UT − 5 hours.
- US Pacific Standard Time = UT − 8 hours.
- Australian Eastern Summer Time = UT + 11 hours
- Singapore Standard Time = UT + 8 hours.
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