Extra Jupiter occasions to take pleasure in in August 2019 – Astronomy Now

July 31, 2019 - Comment

Australian newbie astronomer Anthony Wesley captured this detailed portrait of Jupiter with its Nice Pink Spot (GRS) shortly after transit on 22 July 2019 at 10:30 UTC. The GRS seems extra elongated, so additional flaking episodes might be about to happen. Picture credit score: Anthony Wesley, Rubyvale, Queensland, Australia.August opens with Jupiter 7½ weeks previous opposition. The sluggish


Australian newbie astronomer Anthony Wesley captured this detailed portrait of Jupiter with its Nice Pink Spot (GRS) shortly after transit on 22 July 2019 at 10:30 UTC. The GRS seems extra elongated, so additional flaking episodes might be about to happen. Picture credit score: Anthony Wesley, Rubyvale, Queensland, Australia.August opens with Jupiter 7½ weeks previous opposition. The sluggish retrograde (westward) drift of the photo voltaic system’s largest planet by way of the constellation of Ophiuchus, the Serpent Bearer, slows till it reaches a stationary level on 11 August. Thereafter Jupiter resumes direct (eastward) movement with respect to the celebrities. The 9-day-old waxing gibbous Moon lies barely lower than 4 lunar diameters from the magnitude -2.four planet on late into the UK night of Friday, 9 August.

Jupiter’s southerly declination has made this a difficult apparition for observers within the British Isles, the place the planet struggles to realize a most altitude of 15 levels above the southern horizon. For the guts of the UK, Jupiter is greatest positioned round 15 minutes after sundown initially of August and about 30 minutes earlier than sundown by the tip of the month. Consequently, the fuel big is already slipping decrease within the south-southwest as twilight deepens, so don’t miss any viewing alternatives.

Nice Pink Spot
Regardless of Jupiter’s low altitude, on nights of excellent seeing there will probably be a lot to view in telescopes of seven.6-cm (Three-inch) aperture and bigger at magnifications of 100× or extra. The planet’s Nice Pink Spot (GRS) remains to be a conspicuous brick pink color and possibly displaying sights of renewed flaking exercise, so do hold a eager eye on this Earth-sized anticyclonic storm within the Jovian environment.

The desk on the backside of this web page lists one of the best occasions to see the GRS for observers within the British Isles and people components of Western Europe at an analogous longitude (e.g., Central and Western France, Spain and Portugal). For different areas worldwide, be sure you go to our interactive on-line Almanac and be certain that the ‘Add phenomena of Jupiter?’ checkbox is ticked. The Almanac’s predictions are in Common Time.

Jupiter’s Galilean moons
The next desk additionally lists phenomena of the planet’s 4 massive Galilean moons — Io, Europa, Ganymede and Callisto. These recurrently go in entrance of (or transit) Jupiter, are eclipsed by its shadow, or occulted (hidden) by their dad or mum planet. The shadows of Io, Europa and Ganymede additionally seem as tiny black dots drifting throughout Jupiter’s cloud tops, however outermost moon Callisto seems to go above or beneath Jupiter owing to the present inclination of its orbit to our line of sight.Phenomena of Jupiter and its vivid Galilean moons seen from the British Isles and related European longitudes (western France, Spain and Portugal) all through August 2019. Observe that each one occasions are given in British Summer time Time (BST), so subtract one hour to transform to Common Time/GMT. Computation and information preparation: Ade Ashford/Information.



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