Abstract
The black hole X-ray binary (BH XRB) GX 339-4 entered an outburst in
January 2021 (ATel #14351, #14367, #14352, #14354). For two months the
source exhibited a slow brightening, observed at all reported
wavelengths, remaining in a hard X-ray state (ATel #14384, #14400,
Atel#14419, #14440, #14455, #14484).
Original language | English (US) |
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Journal | The Astronomer's Telegram, No. 14494 |
Volume | 4494 |
State | Published - Mar 1 2021 |
Keywords
- Binary
- Black Hole
- Transient