This page was generated for our guests on 2009-JUL-4, 14:47:32 UTC .

[USNO Moon Phase Image]
USNO Current Moon Phase
2009-JUL-4
14:47:32 UTC

Current Time

Goes West IR Loop

Goes West Visible Loop
TAC Astronomy Photo of the Day
M31, Los Altos July 2008, Orion 80mm f/7.5, Canon 30D, by Greg Heikkinen and Jay Critchfield.
 
image of celestial object
 
Above photographs or CCDs are copyrighted.
Astronomy Photos: What to submit and how.

 
Observing Conditions from
Lake San Antonio:
Moonrise/Moonset (PST)
1743 0222  Today
1833 0311  Tomorrow
 
Astronomical Twilight (PST)
0303 2114  Today
0304 2114  Tomorrow

Sunrise/Sunset (PST)
0452 1925  Today
0453 1925  Tomorrow

Clear Sky Clock

NOAA Weather

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TAC is an observing group... come join us. Here is where we'll be.
First, please read about star party etiquette.

If you are interested in astronomical Webcam, DSLR, or CCD imaging, the Norcal Astro-Imaging is for you!
 

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TAC ANNOUNCEMENTS

Submit brief astro-related announcements here (Links to other web-pages are preferred).

TAC web-page updates the last 30 days:

06/08/09: Image of the day added by Keith Myers

06/01/09: Image of the day added by Jeff Weiss
05/30/09: Image of the day added by Jeff Weiss
05/30/09: Image of the day added by Jeff Weiss

ELP YOUR HOBBY!

International Dark Sky Association
Inexpensive to join, costly not to!

GREAT OBSERVING PROGRAMS!
Join the Astronomical League with TAC - AL.  
 

 
 
 

 
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CALENDAR

Post to the calendar using the Event Submission Form. Submitted events must be reviewed and approved by our events editor before they appear here.


OBSERVING INTENTS
click for more detailed view:


TAC STAR ANNUAL PARTIES:

Golden State Star Party: June 20 - 24, 2009
CalStar: September 17 - 20, 2009

OTHER TAC EVENTS:


OTHER STAR PARTIES AND EVENTS:

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TAC MAILING LIST

All Current Month's Postings | Mailing List Archives

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TAC LINK LIBRARY

IMPORTANT INFORMATION

Star Party Etiquette
Controlling light pollution

WEATHER

National Oceanic & Atmospheric Administration (NOAA)
Navy satellite images
The Old Farmer's Almanac
Clear-Sky Clocks by Attilla Danko
Mark Taylor's weather links
US Viewing Conditions Map (Intellicast)
US Jet Stream Map (Intellicast)
SJAA Weather Page

YOUR ASTRONOMY QUESTIONS ANSWERED HERE!

Ask the Astronomer
Beginner's section... sage advice
Our solar system
Deep Space Primer

EQUIPMENT

About cleaning optics
About telescopes
Astronomy-Mall (new products)
Cloudy Nights Telescope Reviews by T. Gross, J. Freeman, D. Knisely & others.
Free Plans - 4 Inch Dob - Complete Manual for Download
Rob Hawley's Mirror Cleaning page.

DYNAMIC MEDIA

Shallow-Sky mailing list.
Videoastro mailing list.
Newsgroups and other mailing lists
Magazine subscriptions
Star Hustler scripts

BAY AREA RESOURCES

Features of local clubs
Adventures in Deep Space Challenging Observing Projects for Amateur Astronomers, by Jim Shields & Steve Gottlieb.
Music of the Spheres

WORLDWIDE RESOURCES

Geographic locator
USNO Sun or Moon Rise/Set Tables

NASA RESOURCES

Astronomy Picture of the Day (APOD from Goddard)
Live from Mars
On-Line from Jupiter
Role models for girls

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for providing free web-hosting to TAC.
TAC services are maintained by:
Mailing Listmasters: Michelle Stone
Greg LaFlamme
Mark Johnston
Web Site: Jeff Crilly
Mark Wagner
Calendar: Stacy Jo McDermott
Member Photos and Bios: Sarah E. Jones
Observing reports archives: Julien Lecomte
Observers.org Hostmaster: John R Pierce
  Magazine subscriptions: Bob Jardine


 
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TAC was founded by Mark Wagner, Dean Linebarger, Richard Navarrete, Rich Neuschaefer and Alan Nelms.
 
Special thanks to Steve Sergeant and John Pierce for outstanding techincal contributions to TAC.