| # | Title | Status | Principal Investigator | Start date | End date | Requested data types |
|---|---|---|---|---|---|---|
| 669 | V386 Ser HST observations rescheduled | Archived | HQ, A. | 2019-06-21 (UTC) | 2019-08-10 (UTC) | Photometry |
| 667 | Alert Notice 667: V386 Ser to be observed with HST | Archived | HQ, A. | 2019-05-20 (UTC) | 2019-06-07 (UTC) | Photometry |
| 666 | Alert Notice 666: CRTS J105122.8+672528 observations needed urgently | Archived | HQ, A. | 2019-05-14 (UTC) | 2019-06-04 (UTC) | Photometry |
| 664 | Monitoring recurrent nova U Sco to discover its imminent eruption | Archived | HQ, A. | 2019-04-03 (UTC) | 2020-04-03 (UTC) | Photometry |
| 663 | 1SWASP J022916.91-395901.4 being observed with Chandra | Archived | HQ, A. | 2019-03-08 (UTC) | 2019-03-22 (UTC) | Photometry |
| 662 | Alert Notice 662: V818 Sco (Sco X-1) multiwavelength campaign | Archived | HQ, A. | 2019-02-20 (UTC) | 2019-02-24 (UTC) | Photometry |
| 659 | KQ Mon being observed with Chandra | Archived | HQ, A. | 2019-01-29 (UTC) | 2019-01-30 (UTC) | Photometry |
| 661 | Correction to AAVSO Alert Notice 659 on KQ Mon | Archived | HQ, A. | 2019-01-29 (UTC) | 2019-02-09 (UTC) | Photometry |
| 658 | EC 21178-5417 being observed with Chandra | Archived | HQ, A. | 2018-12-05 (UTC) | 2018-12-15 (UTC) | Photometry |
| 657 | HerbigAeBe stars need monitoring for Chandra observations | Archived | HQ, A. | 2018-11-21 (UTC) | 2018-12-12 (UTC) | Photometry, Spectroscopy |
