NSV 1440 (AM CVn star) Orbital period: 0.0252329 d (36.3354 min) https://www.aavso.org/vsx/index.php?view=detail.top&oid=40064
A precursor outburst was recorded on 2021 August 26, according to recent ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K) light curve and data: https://asas-sn.osu.edu/sky-patrol/coordinate/7915bb9f-d7c9-4e0c-b378-027496...
The most recently observed superoutburst occurred in 2019 February.
Time-resolved photometry is urgently required.
Clear skies, Patrick ------- Am Montag, 30. August 2021, 18:23:06 MESZ hat Rod Stubbings Folgendes geschrieben:
The AM CVn-type object NSV 1440 is in bright outburst. NSV 1440 210830.519 129 -- Rod Stubbings Tetoora Road Observatory Victoria, Australia Telescope: "Infinity" 22" f/3.8 stubbo@dcsi.net.au http://rodstubbingsobservatory.wordpress.com/