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1
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Venus 0.66° from Saturn at 8h UT (43° from Sun, evening sky). A spectacular pairing! Mags. -4.4 and +0.6. Both planets appear in the same field of view in a low-power telescope. The best planet-planet conjunction of 2007.
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6
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Earth at Aphelion (farthest from Sun) at 24h UT. The Sun-Earth distance is 1.01671 a.u. or about 152.1 million km.
• Earth at Aphelion (SpaceWeather.com)
• Photographic Size Comparison (Anthony Ayiomamitis)
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7
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Last Quarter Moon at 16:54 UT.
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9
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Moon near Mars at 11h UT (morning sky). Mag. +0.6.
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9
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Moon at perigee (closest to Earth) at 22h UT (368,528 km; 32.4').
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10
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Moon near the Pleiades at 21h UT (morning sky).
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13
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Friday-the-13th, supposed to be unlucky. Friday falls on the 13th more often than any other day.
• How Common are Friday the 13ths? (Math Forum & Drexel)
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13
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Venus 1.7° from Regulus at 8h UT (evening sky). Mags. -4.5 and +1.3.
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14
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New Moon at 12:04 UT. Start of lunation 1046.
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14
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Venus at its brightest at 17h UT. Mag. -4.5.
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16
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Moon very near Saturn at 23h UT (30° from Sun, evening sky). Occultation visible from western South America and Hawaii (day). Mag +0.6.
• Occultation of Saturn (IOTA)
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17
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Moon very near Regulus at 9h UT (evening sky). Occultation visible from Indonesia, northern Australia and The Philippines. Mag. +1.3.
• Occultation of Regulus (IOTA)
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17
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Moon near Venus at 12h UT (evening sky). Mag -4.5.
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20
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Mercury at greatest elongation, 20° west from Sun (morning sky) at 15h UT. Mag. +0.2. Look low in the east-northeast about 30 minutes before sunrise.
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21
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Moon near Spica at 20h UT (evening sky). Mag. +1.0.
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22
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First Quarter Moon at 6:29 UT.
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22
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Moon at apogee (farthest from Earth) at 9h UT (distance 404,150 km; angular size 29.6').
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25
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Moon very near Antares at 16h UT (evening sky). Occultation visible from Southern Africa and S.E. Australia.
• Occultation of Antares (IOTA)
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25
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Moon near Jupiter at 17h UT (evening sky).
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30
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Full Moon at 0:48 UT. The full Moon of July is called the "Thunder Moon" or "Hay Moon".
• Full Moon Names (Wikipedia)
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All times Universal Time (UT). USA Eastern Summer Time = UT - 4 hours.
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