| # | Title | Status | Researcher | Start date | End date | Requested data types |
|---|---|---|---|---|---|---|
| 691 | Request for immediate photometric monitoring of the fading star ASASSN-V J060000.76-310027.83 | Active | AAVSO | 2019-10-25 (UTC) | Ongoing | Photometry |
| 682 | Observing campaign on Polars | Archived | AAVSO | 2019-10-16 (UTC) | 2020-05-31 (UTC) | Photometry |
| 730 | Spectroscopy and photometry requested for SS Cyg | Active | AAVSO | 2019-10-01 (UTC) | Ongoing | Spectroscopy, Photometry |
| 680 | Monitoring of J0139 (ZTF J013906.17+524536.89) requested | Concluded | AAVSO | 2019-09-18 (UTC) | 2020-02-02 (UTC) | Photometry |
| 679 | Nova in Scorpius: N Sco 2019 No. 2 = PNV J17370958-3510211 | Archived | AAVSO | 2019-09-15 (UTC) | 2019-09-16 (UTC) | Photometry, Spectroscopy |
| 677 | Alert Notice 677: Recurrent nova V3890 Sgr in outburst | Archived | AAVSO | 2019-08-27 (UTC) | 2019-10-27 (UTC) | Photometry, Spectroscopy |
| 676 | Nova in Orion: N Ori 2019 = PNV J06095740+1212255 | Archived | AAVSO | 2019-08-07 (UTC) | 2019-08-15 (UTC) | Photometry, Spectroscopy |
| 675 | Alert Notice 675: V386 Ser - second rescheduling of HST observations | Archived | AAVSO | 2019-08-04 (UTC) | 2019-08-23 (UTC) | Photometry |
| 674 | UU Aqr being observed with Chandra | Archived | AAVSO | 2019-07-25 (UTC) | 2019-08-13 (UTC) | Photometry |
| 672 | Alert Notice 672: Monitoring needed of KIC 8462852 (Tabby's Star) | Concluded | AAVSO | 2019-07-19 (UTC) | 2019-09-30 (UTC) | Photometry |
