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Constellation names and abbreviations

The list below shows the International Astronomical Union (IAU) conventions for constellation names. Given for each constellation is the Latin name, nominative and genitive, as well as the approved three-letter abbreviation.


Mythology of Perseus

Mythology of Perseus

All of the following material was taken directly from William Tyler Olcott's book entitled Star Lore of All Ages, published in 1911 by The Knickerbocker Press. William Tyler Olcott was the founder of the AAVSO in 1911.

Perseus the Champion


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 Photometry Guide
A handbook designed for the beginning CCD Observer.

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