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Charts and Sequences Update April 2011

April 1, 2011

The following variable stars have either new or revised sequences and charts. If you observe any of these stars you should update your charts to the most recent version. 

Thank you, 
The AAVSO Charts and Sequences Team 

 

Name

Constellation

Change

LX

And

deleted 2 duplicates

KR

Charts and Sequences update March 2011

 

The following stars have new or revised sequences since Feb. 02, 2011.
If you observe any of these stars, please update your charts as soon as possible.
This batch of updates includes many stars visible from the southern heisphere only.
 

SN2011b

 

new sequence

New Sequence for SN2011B

There is now a sequence available for SN2011B. 

You will need to specify the coordinates (I used 08 55 48.50 +78 13 02.7 from the discovery telegram) to plot a chart, or you can simply download this E scale DSS image chart and print it.

Enjoy!

Identifications of Centennial Calendar Images: July 2011

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


July 2011: AAVSO charts

a) T Her finder chart distributed by William Tyler Olcott 1911;

b) SS Cyg field photo with sequence stars marked and measured;

c) S Vir chart with lettered sequence and measured values;

d) S Vir blueprint standard chart 1912;

Online Resources for Beginning Observers

AAVSO Visual Observing Manual
This is the 'official' handbook for AAVSO observers. You can view it online or download it for FREE!

CCD Observing Manual
A handbook designed for the beginning CCD Observer.

Pages

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