| Gamma ray | HESS (High Energy Stereoscopic System) | TeV | https://www.mpi-hd.mpg.de/hfm/HESS/pages/home/proposals/ | October 1 for the next year proposal |
| Gamma ray | INTEGRAL | 3keV-10MeV | https://www.cosmos.esa.int/web/integral/ao17 | 2019/4/5, 14:00 CEST |
| Gamma ray | Fermi | GBM (10keV-25MeV); LAT(20MeV-300GeV) | https://fermi.gsfc.nasa.gov/ssc/proposals/cycle12/ | 2019/3/20, 4:30 EST |
| X-ray | NuSTAR | 3-79 keV | https://heasarc.gsfc.nasa.gov/docs/nustar/nupropthread.html | 2019/3/29, 4:30pm EDT |
| X-ray | NICER | 0.2-12 keV | https://heasarc.gsfc.nasa.gov/docs/nicer/ | can request TOO (within 4 hours) |
| X-ray | Chandra | 0.4-10 keV(HETG) | http://cxc.harvard.edu/proposer/ | 2019/3/14, 6pm EDT |
| X-ray | XMM-Newton | 0.15-15 keV(EPIC) | https://heasarc.gsfc.nasa.gov/docs/xmm/xmmhp_prop_tools.html | 2019/10/11, 12:00 UT |
| X-ray | ASTROSAT | UV/optical and X-ray | http://astrosat-ssc.iucaa.in/?q=proposal_preparation | 2019/4/23, 09:00 UT |
| X-ray | HXMT | 1-250 keV | http://proposal.ihep.ac.cn/proposal/index.jspx | unknown |
| X-ray | Swift | multi-wavelength: BAT (15-150 keV); XRT (0.2-10 keV); UVOT (1928A-5468A) | https://swift.gsfc.nasa.gov/proposals/swiftgi.html | 2019/9/26, 7:30pm EDT |
| UV | Hubble Sapce Telescope | ACS (350nm-1100nm), COS(90nm-320nm), FGS, STIS, and WFC3 | http://www.stsci.edu/hst/proposing | Phase I deadline: 2019/4/5, 8:00pm EDT |
| Optical | Keck (10m) | https://www2.keck.hawaii.edu/inst/index.php | https://www2.keck.hawaii.edu/observing/apply.html | September to October |
| Optical | Subaru (8m) | https://www.naoj.org/Observing/Instruments/index.html | https://subarutelescope.org/Observing/Proposals/call.html | unknown |
| Optical | Gemini (8m) | https://www.gemini.edu/sciops/instruments/ | http://www.gemini.edu/sciops/observing-gemini/semester-2020a-call-proposals | End of September |
| Optical | SOAR (4.2m) | optical and IR spectragraph or optical (with OA) imager | http://www.ctio.noao.edu/soar/ | End of September |
| Optical | WIYM (3.5 m) | Optical and IR imager, spectragraph (IFU or fiber) | http://www.wiyn.org/Observe/wiynusrhandbook.html#apply | 2019/9/30 |
| Optical | AAT (3.9 m) | spectragraph | http://ast.noao.edu/observing/call-for-proposals-2020a | 2019/9/30 |
| Optical | Las Cumbres Observatory (1m plus 2m network) | optical imager | https://lco.global/observatory/tools/ | Late September (via China TAP) |
| Optical | CFHT (3.6m) | http://www.cfht.hawaii.edu/en/science/Proposals/ | tap.china-vo.org | Late March or September |
| Optical | MMT (6.5m) | https://www.as.arizona.edu/mmt-65m-telescope | tap.china-vo.org | unknown |
| Optical | Palomar/P200 | http://www.astro.caltech.edu/palomar/observer/200inchResources/P200filters.html | tap.china-vo.org | Late March or September |
| Optical | Lijiang 2M4 telescope | optical spectragraph | http://www.gmg.org.cn/v2/ | unknown |
| Optical/IR/Radio | ESO facilities | VLT (optical)/VISTA (infared)/VST (optical)/NTT(optical or IR)/APEX (radio) | https://www.eso.org/sci/observing.html | unknown |
| Radio | National Radio Astronomy Observatory (NRAO) | VLA/GBT/VLBA/High Sensitivity Array | https://science.nrao.edu/observing/call-for-proposals | Early July or Feb |
| Radio | ALMA | From 31 GHz to 950 GHz | https://almascience.nrao.edu/proposing/7m-array-supplemental-call/7m-array-supplemental-call-main | End of September |
| Radio | ATCA | *** | https://www.parkes.atnf.csiro.au/observing/schedules/ | Mid of July or December |
| Radio | Murchison Wildfield Array | 70MHz-300MHz | http://www.mwatelescope.org/data/observing | unknown |
| Radio | The Submillimeter Array | 180 GHz to 418 GHz | http://sma1.sma.hawaii.edu/proposing.html | Early September |
| Radio | Taeduk Radio Astronomy Observatory (TRAO) | VLBI observations at 22 and 43 GHz | https://radio.kasi.re.kr/kava/proposal_info.php | Early June |
| Radio | Taeduk Radio Astronomy Observatory (TRAO) | 14m radio telescope | https://radio.kasi.re.kr/trao/proposal.php | End of August |
| Radio | GMRT | 50, 153, 233, 325, 610 and 1420 MHz. | http://www.ncra.tifr.res.in/ncra/gmrt/gtac | Mid of Jan or July |
| IR/Sub-mm | SOFIA | 0.3-1600 um (image or spectroscopy) | https://www.sofia.usra.edu/science/proposing-and-observing/proposal-calls | Early September |
| IR | IRTF | IR and optical imager and spectrograph | http://irtfweb.ifa.hawaii.edu/observing/callForProposals.php | September to October |
| Radio | Arecibo 305-m telescope | 305 meters | http://www.naic.edu/ao/scientist-user-portal/proposal-submission-system/call-for-proposals | Early September |
| Radio | South Africa Radio Observatory | MeerKAT 900–1670 MHz | http://www.ska.ac.za/science-engineering/meerkat/observers/observing-programme/ | Dec-18 |
| Radio | Radio Telescope Effelsberg | 100 meters | https://www.mpifr-bonn.mpg.de/247288/Call-for-proposals | Early Oct |
| Radio | IRAM Telescopes | 30 meters(3, 2, 1, and 0.9mm), NOEMA(1.3 mm) | https://www.iram-institute.org/EN/content-page-169-7-57-169-0-0.html | Mid March or September |
| Radio | Tianma 65m | *** | http://english.shao.cas.cn/rh/scientific/201901/t20190115_204050.html | End of Feb |
| Radio | JCMT | *** | https://www.eaobservatory.org/jcmt/proposals/ | Mid March or September |
| Radio | SMA | *** | https://www.eaobservatory.org/east-asia-observatory/sma/ | Early September |
| Radio | LOFAR | *** | https://www.radionet-org.eu/radionet/lofar-call-for-proposal/ | DDT proposals at any time |
