IPTA Pulsar Observation Database: Observations
| Pulsar | Telescope | Receiver | Backend | Frequency (MHz) | Project | Start (UT) | Start (MJD) | Duration (min:sec) | Submitter | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| J1640+2224 | Arecibo | L-wide | PUPPI | 1215.45 | NANOGrav | 2018-09-09T21:49:11 | 58370.91 | 15:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1393.44 | NANOGrav | 2018-09-16T20:48:10 | 58377.87 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1415.97 | NANOGrav | 2018-09-17T21:28:57 | 58378.90 | 23:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1453.84 | NANOGrav | 2018-09-30T19:49:30 | 58391.83 | 15:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1297.88 | NANOGrav | 2018-10-06T19:30:21 | 58397.81 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1399.18 | NANOGrav | 2018-10-14T19:53:24 | 58405.83 | 11:33 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1599.41 | NANOGrav | 2018-10-22T19:10:00 | 58413.80 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1339.29 | NANOGrav | 2018-10-27T18:13:29 | 58418.76 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1402.68 | NANOGrav | 2018-10-28T18:46:58 | 58419.78 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1359.37 | NANOGrav | 2018-11-10T16:59:21 | 58432.71 | 16:41 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1258.11 | NANOGrav | 2018-11-17T16:45:41 | 58439.70 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1358.25 | NANOGrav | 2018-11-18T16:40:15 | 58440.69 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1256.49 | NANOGrav | 2018-11-25T17:06:28 | 58447.71 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1337.74 | NANOGrav | 2018-12-15T14:54:29 | 58467.62 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1289.03 | NANOGrav | 2018-12-16T14:41:19 | 58468.61 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1291.77 | NANOGrav | 2018-12-29T15:02:23 | 58481.63 | 20:35 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1428.28 | NANOGrav | 2018-12-30T14:11:57 | 58482.59 | 19:00 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1226.53 | NANOGrav | 2019-01-31T11:56:58 | 58514.50 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1387.34 | NANOGrav | 2019-02-01T11:42:22 | 58515.49 | 17:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1325.26 | NANOGrav | 2019-02-11T10:50:38 | 58525.45 | 15:01 | kaplan |