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Julian Date (JD) Calculator and Calendars

JD Calculator

 

What is Julian Date?
Compute the JD or UT yourself

To convert from JD to calendar date enter the Julian Date below:

2017 JD Calendar is now available

The 2017 Julian Day calendar is now available for your viewing or downloading pleasure.

 

2013 JD Calendar

The 2013 JD Calendar is now available.

Go to the JD Calendar page and scroll down to the bottom where you will be able to view or download the new calendar.

Clear Skies!

2012 JD Calendar

The 2012 JD Calendar is now available.

Just go to the JD Calendar page and scroll down to the bottom where you will be able to view or download the new calendar.

Happy observing!

AAVSO Centennial Calendar - January 2012 page

January 2012 page from AAVSO Centennial Calendar for 2011


This page is posted for those of you thinking about the AAVSO logo contest. The text at the bottom of the artwork explains the logo images.

 

Go to AAVSO Centennial Calendar page

2011 JD Calendar

The 2011 JD Calendar is now available.

Identifications of Centennial Calendar Images: Back Cover

Images in A Century of Variable Star Observing: 1911-2010


Back Cover

 - Small versions of artwork for the months of January-December 2011

 - Text about the AAVSO and this calendar:

Identifications of Centennial Calendar Images: December 2011

Images in A Century of Variable Star Observing: 1911-2010


December 2011: AAVSO staff and Headquarters volunteers

Identifications of Centennial Calendar Images: November 2011

Images in A Century of Variable Star Observing: 1911-2010


November 2011: AAVSO reports - submitting observations to the AAVSO International Database

Pages

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484