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Humidity variations can indicate the likelihood of optics and eyepieces dewing. right 91% of the time. November 20, 2020, We all need to stop doomscrolling and find better things to look at on social media right now. Wednesday, November 25Tonight we have a 10.9 day 84% illuminated waxing gibbous Moon, paired nicely with Mars! NGC 3115 sketch courtesy of Norman Smith. It's always wise to click on a colored block for the hour you want to observe and see if your location is close to a cloud edge. So, I (Attilla Danko) wrote a script to generate the images like the one above Thanks to anyone thinking of sponsoring this page. Or, if you would prefer a simplified thumbnail: But please don't copy other html or text from this page. In 50mm (2) Montes Jura show parallel and concentric summit lines reaching to heights of 18,200 feet. The excellent-to-bad seeing scale is calibrated for instruments in the 11 to 14 inch range. Allan needs to show his boss that Use it to locate a planet, the Moon, or the Sun and track their movements across the sky. From our entry level beginner telescopes for amateur astronomers to our Dobsonian telescopes to our most advanced Cassegrain telescopes and accessories, you can find the best telescope for you. Using 200mm (3) Rimae Burg will show a series of rilles covering 61 miles of Lacus Mortis. However, the average is around 15 fast and bright meteors per hour, often leaving bright trails. There are some more details in Find it beginning at Alphard in Hydra. for the smoke line on the chart that might better represent the color of a smokey sky -- except for the highest levels which, when forecast, means people should stay indoors. NASA says if you miss it, you'll have to wait another 6,800 years. No News is Bad News. We offer binoculars for every viewing interest, including astronomical binoculars, compact binoculars, waterproof binoculars, birding binoculars, and sport and hunting binoculars. me). Note also that you may observe worse seeing though your telescope than what a perfect seeing forecast would predict. his astronomy forecasts are actually being used. Please feel free to tell sponsors that they're cool. Details: This forecast does not consider smoke. Tuesday, November 17Sextans is a dim constellation, but you can find it's (A) Alpha star just east of the line between bright Regulus and Alphard. The horizon is at zero degrees, and directly overhead is ninety degrees. useful please send Allan Rahill of the CMC an email (and feel free to copy summarizes CMC's forecast images just for San Antonio Sunday, November 15The small and dim constellation Sextans fills a rectangular 314 square degrees of sky bounded by (1) Leo, (2) Crater and (3) Hydra. The excellent-to-bad seeing scale is calibrated for instruments in the 11 to 14 inch range. All of which can reduce dewing. Hold your mouse over a block to explain color and details. You may also observe better seeing than predicted here when observing different hour. water vapor content of the air. A digit 1 on top of a 3 means 13:00 or 1pm. Page updated by d800 at 2020-11-24 23:44:14 which is -6.0 hours from UTC.Update rank: 377. At a time when local-based reporting is critical, support from our readers is essential to our future. A note about CMC's smoke forecast colors: The data comes from Environment Canada's Canada's Wildfire Smoke Prediction System. If you are unable to catch the event tonight, there is no need to worry. This video discusses the difference bettween tube currents and seeing from 24:23 to 34.06: on youtube. I've chosen colors Also, when the cloud forecast is opaque and the humidity forecast is 95%, rain is likely: a good time to cover the telescopes. committing to a long drive out to an observing site. The Night Sky Tonight: November 13 – November 26. The data comes from a forecast model developed by Allan Rahill of the Canadian Meteorological Centre . his astronomy forecasts are actually being used. is 76% and the mostly-cloudy accuracy is 89%. A white block on the seeing line means that there was too much cloud (>80% cover) to calculate it. Use at your own risk. Material left from the stream of Comet 55P/Temple-Tuttle, the shower can be very active producing on occasion hundreds or thousands of shooters per hour. When the forecast is predicting more than 36 hours into the future, the mostly-clear accuracy CMC's numerical weather forecasts are unique because they are specifically designed for astronomers. Suggested Gear: Orion Apex 102mm Maksutov-Cassegrain Telescope, Orion Apex 127mm Maksutov-Cassegrain Telescope. October 23, 2020, Who doesn't love Halloween in San Antonio? calculations page. ☆
San Antonio: Fountain. the blocks on the chart are in local time. And consider adding our email address (news@oriontelescopenews.com) to your email safe senders list, address book or contact list. So your actual limiting magnitude will often As a town steeped in Hispanic, rock 'n' roll and military culture, we've got plenty of, By San Antonio Current Staff |
To see CMC's full map for a particular hour, click on a colored block. by the word: Beta The Interactive Night Sky Map simulates the sky above San Antonio on a date of your choice. In a 200mm the volcanic features (4) Gruithuisen Zeta are well placed tonight. During the coming weeks, we'll visit Sextans' one bight deep sky object, some tight and binocular double star and a wide-amplitude variable star.
Use a chain of three stars close to S Sextantis to identify the field. Seeing is forecast for 3-hour blocks, so triples of seeing blocks will show the same color. San Antonio Current Suggested Gear: Orion StarBlast 102mm Travel Refractor Kit, Orion AstroView 120ST Equatorial Refractor Telescope, Tomorrow Morning: Binocular Double Star 9 Sextantis. Details: But they have 984 forecast maps. Also, when the cloud forecast is opaque and the humidity forecast is 95%, rain is likely: a good time to cover the telescopes. There are tons of ways to scare up fun as the cooler weather, San Antonians came together to celebrate the strange and wonderful films of Tim Burton on Friday, the first night of, By San Antonio Current Staff |
Being on a hilltop or in a small valley can make the difference between no dew and dripping telescopes. Jupiter shines at magnitude -2.07 and Saturn at 0.67, both falling farther behind the Earth as we speed ahead in our orbit. March 16, 2017
Each column represents a At a glance, it shows when it will be cloudy or clear for the The data comes from a forecast model developed by Allan Rahill of the A note about CMC's smoke forecast colors: SAN ANTONIO – The crescent moon and Venus, which rank as the second-brightest and third-brightest celestial objects after sun, will be near each other tonight. 2. No Image below?