| Mission Name | AO Call | Deadline |
| INTEGRAL | AO18 https://www.cosmos.esa.int/web/integral/ao18 | 03 April 2020 |
| XMM Newton | AO20 https://www.cosmos.esa.int/web/xmm-newton/ao20-timeline | 09 October 2020 |
| Chandra | AO22 https://cxc.cfa.harvard.edu/proposer/ | 09 October 2020 |
| Swift | AO15 https://swift.gsfc.nasa.gov/proposals/swiftgi.html | 26 September 2019 |
| NuSTAR | AO7 https://heasarc.gsfc.nasa.gov/docs/nustar/nustar_prop.html | 29 January 2021 |
| Fermi | AO14 https://fermi.gsfc.nasa.gov/ssc/proposals/ | 19 February 2021 |
| NICER | AO3 https://heasarc.gsfc.nasa.gov/docs/nicer/proposals/nicer_prop_guide.html | 01 March 2021 |
