total solar eclipse 2016

TOTAL SOLAR ECLIPSE 2016

Remember these names• Wai Chun Yue (Hong Kong Astronomical Society)• Chu Kwong Lau (Hong Kong Astronomical Society)• Yui Ching Tang (Hong Kong Astronomical Society)• Wai Lun Cheung (Hong Kong Astronomical Society)• Wayne Fong (Hong Kong Astronomical Society)• Ping Chung Ian Lee (Hong Kong Astronomical Society)• Mei Ki Wong (Hong Kong Astronomical Society)• Marcelo Domingues (CAsB - Brasilia Astronomy Club)• Beldea Catalin• Farahhati Mumtahana (LAPAN)• Johan Muhammad (LAPAN)• Clara Yono Yatini (LAPAN)• Mamat Ruhimat (LAPAN)• Anton Winarko (LAPAN)• Andi Aris (LAPAN)• Naito Seiichiro (NAOJ)• Hiroko Komiyama (NAOJ)• Sze-leung Cheung (IAU/NAOJ)• Avivah Yamani (langitselatan)

One of the rarest and most spectacular astronomical events

Credit: Sze-leung Cheung

Credit: Sze-leung Cheung

Credit: Sze-leung Cheung

What will we do today?

Group 1 - 5 Group 6 - 109:00 － 10:00

Lecture on Total Solar Eclipse

10:00 – 10:45

Solar Observation

DIY Solar Filters

11:00 – 11:45

DIY Solar Filters Solar Observation

11:45 – 12:00

Conclusion

• One piece of filter for 8 person

• 0.5 piece of filter for each school. Each school please send 1 teacher to classroom 1 to take the filter

• Please give us your name, email and school names for record

• And please send us photos of how you use these filters by email at outreach@iau.org

What is solar eclipse?

Partial solar eclipse

Total Solar Eclipse

Annular Solar Eclipse

First contact 2nd contact 3rd contact 4th contact

Total

Annular

Partial

Credit: Sze-leung Cheung

Why solar eclipse happens?

Credit: Russell Croman

View from Stereo Spacecraft

Credit: NASA, GSFC

火衛二食日火衛一食日

Solar Eclipse as seen from Mars

Total Solar Eclipse

Annular Solar Eclipse

Moon orbit

Moon orbit

Moon

Moon

Sun

Sun

Earth

Earth

Total Solar Eclipse path

Annular Solar Eclipse path

Total solar eclipse can be seen

Only partial solar eclipse can be seen

Map produced by Xavier Jubier

Credit: Fred Espenak

Ternate

1st Contact 08:362nd Contact 09:513rd Contact 09:544th Contact 11:20

Duration: 2 min 45 seconds

What can we see during the totality?

Diamond Ring

Credit: Fred Espenak

Diamond Ring

Credit: Sze-leung Cheung

Credit: Luc Viatour

ProminenceCorona

Credit: Pearson Education, Addison Wesley

核心

Composite Corona 110a (T06-cmp110aw) A composite image from 22 separate exposures was produced using Adobe Photoshop CS2.

Total Solar Eclipse of 2006 March 29 (Jalu, LIBYA) Nikon D200 and Vixen 90mm f/9 Fluorite Refractor, 1 to 1/1000 second

Baily’s Beads

The horizon

Totality Over Zambia (T01-09) The eerie twilight of totality is seen against a backdrop of thorn acacia trees in this wide-angle photograph shot.

Total Solar Eclipse of 2001 Jun 21 (Chisamba, ZAMBIA) Nikon 8008, Sigma 20mm at f/5.6

Shadow bands

Credit: Sze-leung Cheung

Shadow bands

How to observe the solar eclipse?

Solar observation is extremely dangerous

It may cause eye damage and blindness

Never do these…..

目視用太陽濾光片

Block more than 99.999% sunlight

目視用太陽濾光片

Credit: David Leong

Credit: David Leong

Credit: David Leong

Credit: Will Galloway

Pinhole Projections

Credit: Rob Rutten

針孔投影法

Credit: Peonie Wong

画像提供：西崎慎一郎氏

Pin hole

White paper

window

Fisheye View of Totality (T06-118w) Pat Totten and Fred Espenak are seen with the totally eclipsed Sun. (11:22 UT)

Total Solar Eclipse of 2006 March 29 (Jalu, LIBYA) Nikon N90s & 16mm Fisheye, f/5.6, auto (ISO 200)

Telescope observation

Eclipse Sequence at Lake Hazar (T99-03w) The eerie twilight sky of totality is seen above of Lake Hazar, Turkey. phases of the eclipse from start to finish. Total Solar Eclipse of 1999 Aug 11 (TURKEY) Nikon N8008 and Sigma 18-35mm zoom Exposure: f/5.6, auto, Royal Gold 200

Bad weather……..