Skip to main content

ejaavso421214

We're currently performing upgrades to the AID. During this time WebObs, LCG and any other services that access the AID will be unavailable. We apologize for the inconvenience.

eJAAVSO

Detecting Problematic Observer Offsets in Sparse Photometry

pdf

Tom Calderwood
1184 NW Mt. Washington Drive, Bend, OR 97701

Received January 20, 2014; revised April 15, 2014; accepted April 23, 2014

Abstract

A heuristic method, based upon histogram analysis, is presented for detecting offsets pervasive enough to be symptoms of problematic observing technique or calibration. This method is illustrated by a study of scatter in AAVSO photoelectric photometry (PEP) for five well-observed variable stars.

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