親子觀星會

http://www.itelescope.net/sky-alerts/2015/11/2/alert-observations-requested-for-v5668-sgr-nova-sgr-2015-no.html

Coordinates: R.A. 18 36 56.84   Dec. -28 55 39.8  (2000.0)

The AAVSO has requested observations of V5668 Sgr (Nova Sgr 2015 No. 2) in support of Hubble Space Telescope observations of the nova.

(http://www.itelescope.net/storage/NovaSag2_SSO_Nov.png?__SQUARESPACE_CACHEVERSION=1446468807741)

(http://www.itelescope.net/storage/NovaSag2_SSO_Chart.png?__SQUARESPACE_CACHEVERSION=1446470395128)

亮度變化是多少 ??


(http://www.itelescope.net/storage/X15547FU.png?__SQUARESPACE_CACHEVERSION=1446470576949)
(https://c2.staticflickr.com/6/5661/22007225291_4c228f3739.jpg)
這須要專業的吧 ..

台灣很難拍吧，用旁邊的 HIP 91273 來算 (0.5 度角旁邊 ) 台灣時間晚上 7 點只有西南方 20 度高，晚上 8 點就下山了...