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SDSS J153817.35+512338.0

Alert Notice 628: HST observations scheduled for SDSS J153817.35+512338.0

March 29, 2018: Further to AAVSO Alert Notice 618, Anna Pala (Ph.D. candidate, University of Warwick) informs us that the date and time of the HST observations planned for the faint polar cataclysmic variable SDSS J153817.35+512338.0 have been set for

2018 April 6 17:33:26 - 21:33:19 UT

Alert Notice 618: Monitoring SDSS J153817.35+512338.0 for HST observations

March 5, 2018: Anna Pala (Ph.D. candidate, University of Warwick) has requested AAVSO observers' assistance in monitoring the faint polar cataclysmic variable SDSS J153817.35+512338.0 in support of Hubble Space Telescope observations scheduled for late March-early April 2018.

The HST observing window is 2018 March 28 - April 9. Once the exact time of the HST observations is known, it will be announced on the AAVSO discussion forum thread for this campaign given below.

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