NuSTAR observation of RX J0440.9+4431 near the peak of the 2022-2023 giant outburst
Abstract
MAXI/GSC detected on Dec 29, 2022 that a transient Be/X-ray binary RX J0440.9+4431 (aka LS V +44 17) is going through a Type I outburst (ATel #15835), observed from the source every 155-days orbit.
- Publication:
-
The Astronomer's Telegram
- Pub Date:
- January 2023
- Bibcode:
- 2023ATel15874....1S
- Keywords:
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- Binary;
- Neutron Star;
- Transient