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3) Alfred
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Search found 428 matches
- Mon Oct 03, 2022 7:40 am
- Forum: Buy and Sell
- Topic: Group Buy: The Backyard Astronomer's Guide (4th Edition)
- Replies: 9
- Views: 8894
- Mon Aug 29, 2022 3:49 pm
- Forum: Buy and Sell
- Topic: WTS: Lots of Astro Stuff For Sale
- Replies: 22
- Views: 20472
Re: WTS: Lots of Astro Stuff For Sale
Hi Roland,
Can reserve item 42 for me? DGM Optics NPB Nebular 1.25”
Thanks.
Alfred
Can reserve item 42 for me? DGM Optics NPB Nebular 1.25”
Thanks.
Alfred
- Thu Mar 31, 2022 12:38 pm
- Forum: Buy and Sell
- Topic: (SOLD) WTS Zoom Eyepiece
- Replies: 1
- Views: 4253
Re: WTS Zoom Eyepiece
I am interested. Pls call Nine 83 six 6132.
Thanks.
Alfred
Thanks.
Alfred
- Mon Jan 31, 2022 1:31 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
Active region AR2936 is ushering in an active Tiger Year. This is the location of the active region on the solar disk (Image from Spaceweather) https://blogger.googleusercontent.com/img/a/AVvXsEhJt1Db0FzaCmAQqPss55z-yQFJAM8xf5x62xWLsgHXs3TM5xJgN_1ASquXuvBWQf5ZSsUbJAbyygLpQSMxo1YKK8zsQXH-GfcnrytAm8X0...
- Fri Jan 21, 2022 8:36 am
- Forum: Buy and Sell
- Topic: WTB iOptron StarFi Wifi Telescope Adaptor (Wifi telescope adaptor)
- Replies: 0
- Views: 4012
WTB iOptron StarFi Wifi Telescope Adaptor (Wifi telescope adaptor)
Hi,
I am looking for iOptron StarFi Wifi Telescope Adaptor (Wifi telescope adaptor). https://www.ioptron.com/product-p/8434.htm
Please text Nine 8 three 6 six 132.
Thanks.
Alfred
I am looking for iOptron StarFi Wifi Telescope Adaptor (Wifi telescope adaptor). https://www.ioptron.com/product-p/8434.htm
Please text Nine 8 three 6 six 132.
Thanks.
Alfred
- Thu Jan 13, 2022 1:50 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
AR 2924 has moved nearer to the western limbs and developed beta-gamma magnetic fields which have energy for M-class flares. Caught it flaring
Also caught AR2927, it is a beauty and so much details
Also caught AR2927, it is a beauty and so much details
- Wed Jan 12, 2022 1:48 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
During the Christmas period, the Sun was covered with as many as 10 sunspots in both hemisphere. Unfortunately the weather was poor and I did not manage to do any imaging More sunspots are coming in from the far side later part of this week, one of which has given off a coronal mass ejection recentl...
- Tue Dec 28, 2021 9:26 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
Hi Alfred By the way, that small unnamed sunspot in the southern belt mentioned is designed as sunspot 2919. Hi Mr Chia, Thanks for your comments. Going through the video recording, I found a bird transit recording. Sunspot 2919 was also recorded :) https://blogger.googleusercontent.com/img/a/AVvXs...
- Mon Dec 27, 2021 7:55 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
Dear Mr Chia,
Thank you for a comprehensive report.
Alfred
Thank you for a comprehensive report.
Alfred
- Thu Dec 09, 2021 7:11 pm
- Forum: Astronomy Events & Observation Sessions
- Topic: Solar cycle 25
- Replies: 163
- Views: 84884
Re: Solar cycle 25
9 Dec - Comparing HA images from Daystar Quark and Solar Spectrum SUNA. Today I finally managed to use the Quark and Solar Spectrum SUNA etalons with the C11 in the same imaging session. There is a big difference in image quality between the Quark and SUNA is obvious. To do SUNA justice, I need to g...