March 17, 2014: HST/COS is scheduled to observe the the U Gem-type dwarf nova
SDSS J100658.40+233724.4 this Thursday. Observations are scheduled for:
SDSS J100658.40+233724.4 2014 March 20 05:35:00 through 14:17:27 UT
The scheduling team will likely make their final decision early WEDNESDAY (March 19), so your observations are essential tonight and tomorrow night.
Please monitor SDSS J100658.40+233724.4 through March 22. SDSS J100658.40+233724.4 is usually around magnitude 18.3 V at minimum and may be as bright as 15.662 V at maximum, according to observations in the AAVSO International Database.
Coordinates (2000.0):
SDSS J100658.40+233724.4 R.A. 10 06 58.42 Dec. +23 37 24.6
Charts may be created using the AAVSO Variable Star Plotter (http://www.aavso.org/vsp).
Please report observations as soon as possible to the AAVSO International Database using the name SDSS J100658.40+233724.4. If an outburst is detected, please report observations immediately. Many thanks!
Details of the HST/COS CV campaign and specific observing instructions may be found in AAVSO Alert Notice 471 (http://www.aavso.org/aavso-alert-notice-471). Related AAVSO Special Notices may be found via the Observing Campaigns page (http://www.aavso.org/observing-campaigns). AAVSO Special Notice #381 (http://www.aavso.org/aavso-special-notice-381) is the most recent one that pertains to the campaign.
Please help conclude this exciting, long-running campaign with a bang by providing the same excellent coverage you have for all of the other targets. Thank you for your valuable contributions!
This AAVSO Special Notice was compiled by Elizabeth O. Waagen.
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