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AAVSO Alert Notice

Alert Notice 719: Light curves for symbiotic star ASAS J190559-2109.4

August 26, 2020

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- Campaigns and Observation Reports: https://www.aavso.org/asas-j190559-21094-campaign

Please subscribe to this thread if you are participating in the campaign so you can be updated by the astronomer and by HQ. Join in the discussion or ask questions there!

Alert Notice 717: Flaring of blazar S5 1803+78 continues

August 17, 2020

AAVSO Forum threads (scroll to the bottom of a thread for latest posts):
- High Energy Network (HEN): https://www.aavso.org/observations-blazar-s5-180378-critically-needed

Please subscribe to this thread if you are observing this object so you can be updated as to its behavior and any observing campaigns on it. Join in the discussion or ask questions there!

Alert Notice 714: TCP J21040470+4631129 to be observed with HST

Note: The HST observations of TCP-J21040470+4631129 have been scheduled for

Sep 12, 2020 07:16:37 to 13:07:28 UT

For the HST observations to take place, it is essential to have a positive observation 24 hours before this time showing the system in quiescence, so the night of September 10-11 UT is crucial.  -  Elizabeth O. Waagen, 31 August 2020

August 6, 2020

Alert Notice 713: Unusual Nova in Aquila: N Aql 2020 No. 2 = AT 2020qpq = PGIR20eig

Note: The table of Observations submitted to the AAVSO was replaced to correct errors in this table in the original version of the Alert Notice.  -  Elizabeth O. Waagen, 3 August 2020

August 3, 2020

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