Special Notice #159: Request for observations of high-mass X-ray binaries */ /*-->*/ AAVSO Special Notice #159 Request Tags AAVSO Special Notice HMXB 1H 1936+541 1936+541 RX J2030.5+4751 J2030.5+47 V2175 Cyg 2202+501 V1008 Cep 2206+543 AAVSO International Database Read more about Special Notice #159: Request for observations of high-mass X-ray binaries
Special Notice #163: Request for observations of high-mass X-ray binaries */ /*-->*/ AAVSO Special Notice #163 Request Tags AAVSO Special Notice HMXB V1008 Cep 2206+543 1936+541 J2030.5+47 2202+501 V2175 Cyg 1H 1936+541 RX J2030.5+4751 AAVSO International Database Read more about Special Notice #163: Request for observations of high-mass X-ray binaries
Alert Notice 377: Request extended to observe HMXBs in support of radial velocity observations Note: HMXB campaign extended until further notice. - Elizabeth O. Waagen, 17 April 2020 Tags AAVSO Alert Notice HMXB radial velocity observations AAVSO International Database 1936+541 RX J2030.5+4751 2206+543 2202+501 Read more about Alert Notice 377: Request extended to observe HMXBs in support of radial velocity observations