SingAstro

Airconvent wrote: ↑Sun Apr 07, 2024 3:02 pm Wow.. nice sidewalk session. With so many buildings, is the sky coverage limited ?

Need about 40 degrees altitude to clear nearby buildings. East to South almost totally blocked.

Astro club's sidewalk outreach telescope put to use.
Thanks to Rlow and Kelvin.

M42 nebulosity nearly gone in 4" achro at this location. My previous January note with 5" SCT was obvious with adverted vision.

Next session 6 April 2024 7:30pm to 9:30pm classroom #04-05 https://www.facebook.com/events/409252812046509/?active_tab=discussion Planets and Moon not visible on event day , expected visible part of the sky from Canis Major to Leo constellation. Last night I stood there could only eyeball magnitude...

$94 PM me for whatsapp contact Self collect at Choa Chu Kang MRT. https://www.svbony.com/sa203-12-50-binoculars/ 16mm eye relief , Fully Multi-Coated , BAK4 prism , Nitrogen purged + waterproof https://i.imgur.com/Org7VCH.jpeg Impulse buy at night , couldn't cancel order next morning when I wanted t...

The bundled 25mm was the culprit for the color fringe , as shown in Moon attempt #1. It's gone when I changed eyepiece for #2 #3 Extra effort to setup 3 scopes before sunset and the clouds float in at 7:40pm. Carry the scopes 1-by-1 to staircase to take photo within 1 hour. After moving this top-hea...

**sold** Bought as event door gift but forgot to give out. Dust blower bulb , lens pen , microfiber cloth , fabric pouch , 30 quantity of each , average 30cents per kit Bring your recycle bag as the item is puffy and lightweight. https://i.imgur.com/quEGYdi.jpeg Previous post with $30 and under item...

Next session 2 Mar 2024 at CCK community center 1km away from the MRT station , postcode 688892
https://www.facebook.com/events/2080550 ... discussion

Astro hobby talk at public library by Rlow and TheUniverse@CCK
Clear night sky after 3pm rain , kids were not disappointed.

https://i.imgur.com/3mkhZkS.jpeg Bought this phone clamp for cheap , metal eyepiece loop with plastic phone clamp. Online is about $5 to $7 , I don't recommend this because the above eyepieces used are 14 to 20mm eye relief. This clamp cannot raise the phone high or far enough , must clamp at rubbe...

https://i.imgur.com/zFLH0x4.jpeg Smooth movement with the mount head. Didn't test high magnification tracking. When lifting whole mount with scope by hand , the top-heavy off-center balance put almost all the weight onto 1 arm. https://i.imgur.com/NpnFLbH.jpeg The azimuth disk doesn't support to fu...