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AR UMa

Alert Notice 824: AR UMa photometry requested in support of XMM-Newton observations

May 5, 2023

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
 - Campaigns and Observing Reports: https://www.aavso.org/ar-uma-campaign-2023
 - Cataclysmic Variables: https://www.aavso.org/ar-uma-campaign-2023-01

Tags
AAVSO Alert Notice
AR UMa
cataclysmic variable
magnetic variable
XMM-Newton
AAVSO International Database
  • Read more about Alert Notice 824: AR UMa photometry requested in support of XMM-Newton observations

Alert Notice 348: Observe HMXBs; monitor AR UMa; update on Alert Notice 345

HMXB campaign extended until further notice. It has been updated numerous times and covered in AAVSO Alert Notices 348, 354, and 377, and in AAVSO Special Notices #118, #129, #143, #213, and #220.

April 6, 2007

SUBJECTS:

Tags
VLA
U Gem
SS Cyg
Spitzer
radio observations
radial velocity observations
MERLIN
magnetic variables
HMXBs
dwarf nova
AR UMa
AAVSO Lert Notice 345
AAVSO International Database
AAVSO Alert Notice
  • Read more about Alert Notice 348: Observe HMXBs; monitor AR UMa; update on Alert Notice 345
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