Venus-Mercury Conjunction, Bright Bolide,
More New Eyepiece Tests
Posted: 22 May 2020
Open: Thursday, 21 May 2020, 1810 MST
1818 MST: LX600 ON, StarLock OFF, High Precision OFF.
Viewed Venus, 102X, 271X, and 443X. Nice thin crescent.
Mounted the iPhone on the 5.5mm eyepiece. This is a stack of 2498 video frames (slo-mo, 240fps, 10 seconds), afocal 443X.
Viewed Venus, 174X.
1852 MST: relaxed on the observatory patio bench while waiting for sunset.
1911 MST: mounted the D850 DSLR at the 12" telescope prime focus + focal reducer.
1923 MST: sunset.
1930 MST: the planets Venus (upper right) and Mercury (lower left), 1/2500sec, ISO 400.
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The thin crescent of Venus (distorted by the Earth's atmosphere) and the half-phase of Mercury are visible in the photo.
1932 MST: viewed Venus and Mercury, 12x50 binoculars. Pretty sight.
Removed the camera and viewed Mercury, 174X.
1950 MST: I stepped outside of the observatory for this photograph of the conjunction of Venus and Mercury (upper left) and the observatory (f/4.5, 1/20sec, ISO 1600, focal length 70mm).
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Did some tests with the new eyepieces for an upcoming review.
2013 MST: briefly reclined on the bench to wait for the sky to get a little darker.
2022 MST: did some did Deep Sky Object (DSO) observing, 174X: the open star clusters M35, M36, and M37, and then the Eskimo Nebula (NGC2392).
2036 MST: relaxed on the bench again.
2047 MST: saw a very bright bolide moving near the Zenith from Boötes to Ursa Minor. As it brightened it was orange in color and even exploded at one point. Impressive!
2053 MST: resumed observing DSOs, 174X: M83 (Southern Pinwheel Galaxy), M65 and M66 (galaxies), NGC3628 (Sarah's Galaxy), M81 (Bode's Galaxy), M82 (Cigar Galaxy), M101 (galaxy), and M57 (Ring Nebula).
2128 MST: LX600 OFF.
2137 MST: did a Sky Quality reading and reported the results to Globe at Night.
Close: Thursday, 21 May 2020, 2140 MST
Session Length: 3h 30m|
Conditions: Clear, SQM 21.24
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