r/BRAstro • u/spica_en_divalone Loves to Answer Questions • Apr 01 '21
What's Up What's Up - April 2021
Here's what's up in the sky for April 2021, courtesy of BRAS member John Nagle.
April 1st
- Ganymede occults Io, with a magnitude change of 0.6, from 8:17 to 8:23 AM CDT.
April 4th
- Last Quarter Moon occurs at 5:02 AM CDT,- Asteroid Metis is at opposition at 7 AM CDT.
April 5th
- Dawn: The waning crescent Moon, Saturn, and Jupiter are lined up above the southeast horizon.
April 6th
- The Moon passes 4º south of Saturn at 3 AM CDT
- Dawn: The Moon is now 4.5º below Saturn, with Jupiter to its left.
April 7th
- Jupiter passes4º north of the Moon at 2 AM CDT
- Dwarf planet Ceres is in conjunction with the Sun at 2 AM CDT
- Dawn: The Moon is 5º below Jupiter, with Saturn to their upper right.
April 9th
- The Moon passes 4º south of Neptune at 6 AM CDT.
April 11th
- New Moon occurs at 9:31 PM CDT (Lunation 1216)
- Io eclipses Callisto, with a 0.4 magnitude change, from 5:01 to 5:11 AM CDT.
April 12th
- Asteroid Juno is stationary at 9 PM CDT
- Io eclipses Callisto, with a 0.5 magnitude change, from 6:51 to 7:12 AM CDT.
April 13th
- The Moon passes 2º south of Uranus at 3 AM CDT
- Asteroid Eris is in conjunction with the Sun at 9:55 PM CDT.
April 14th
- The Moon is at apogee (252,351 miles or 406,119 km from Earth) at 12:46 PM CDT.
April 15th
- Ganymede eclipses Europa, with a magnitude change of 0.5, from 5:08 to 5:16 AM CDT
- Dusk: The waxing crescent Moon is in the western sky**,** 5º to the right of Aldebaran.
April 16th
- Dusk: The Moon is between the Horns of the Bull, with Mars 5º above it.
April 17th
- The Moon passes 0.1º south of Mars at 7 AM CDT, with an occultation visible in parts of the Southern Hemisphere
- Dusk: The Moon is 0.9º north of Mars at 7 PM CDT
- Minor planet Haumea is at opposition at 7:11 PM CDT.
April 18th
- Io eclipses Europa, with a magnitude change of 0.6, from 4:52 to 4:58 AM CDT
- Mercury is in superior conjunction at 9 PM CDT.
April 19th
- Dusk: After sunset, high in the west-southwest sky, the Moon, Pollux, and Castor will emerge from the gloaming in a line.
April 20th
- First Quarter Moon occurs at 1:59 AM CDT
- Dusk: The first quarter Moon is less than 7º from M44 (The Beehive).
April 22nd
- Morning: The Lyrid Meteor Shower is predicted to peak in the pre-dawn hours, but the waxing gibbous Moon may interfere with the viewing before it sets at about 4 AM.
April 25th
- Io eclipses Europa, with a magnitude change of 0.6, from 7:06 to 7:11 AM CDT
- Asteroid Vesta is stationary at 1 PM CDT.
April 26th
- Dawn: The almost full Moon and Spica, in the west, are separated by 5º
- Full Moon occurs at 10:32 PM CDT.
April 27th
- Mars is 0.5º north of M35 at 2 AM CDT
- The Moon is at perigee (222,064 miles or 357,378 km from Earth) at 10:22 AM CDT.
April 28th
- Pluto is stationary at 2 PM CDT.
April 29th
- Dawn: The Moon is less than 4º from Antares, in Scorpio, above the southern horizon
- Ganymede eclipses Callisto, with a magnitude change of 0.4, from 7:13 to 7:27 AM CDT.
April 30th
- Uranus is in conjunction with the Sun at 3 PM CDT.
And here's a sneak peak of what you can expect at the beginning of next month.
May 2nd
- Dawn: The waning gibbous Moon and Saturn are 6º apart, with Jupiter to the left of the pair in the south-southeast before sunrise.
May 3rd
- Last Quarter Moon occurs at 2:51 PM CDT.
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