IPTA Pulsar Observation Database: Observations
| Pulsar | Telescope | Receiver | Backend | Frequency (MHz) | Project | Start (UT) | Start (MJD) | Duration (min:sec) | Submitter | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| J1640+2224 | Arecibo | 430 | PUPPI | 433.86 | NANOGrav | 2018-03-07T09:07:45 | 58184.38 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.78 | NANOGrav | 2018-03-07T10:01:35 | 58184.42 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 430.51 | NANOGrav | 2018-03-10T09:12:18 | 58187.38 | 21:40 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.15 | NANOGrav | 2018-03-14T08:34:55 | 58191.36 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 430.61 | NANOGrav | 2018-03-21T08:20:49 | 58198.35 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.87 | NANOGrav | 2018-03-28T09:12:01 | 58205.38 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 427.65 | NANOGrav | 2018-03-31T07:49:47 | 58208.33 | 21:40 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.32 | NANOGrav | 2018-04-04T07:19:18 | 58212.31 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 429.93 | NANOGrav | 2018-04-21T06:30:02 | 58229.27 | 21:40 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.24 | NANOGrav | 2018-04-22T06:20:49 | 58230.26 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.46 | NANOGrav | 2018-04-29T06:32:33 | 58237.27 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 427.53 | NANOGrav | 2018-05-07T05:22:37 | 58245.22 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.05 | NANOGrav | 2018-05-14T05:23:39 | 58252.22 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.55 | NANOGrav | 2018-05-20T04:45:51 | 58258.20 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.07 | NANOGrav | 2018-05-20T05:15:41 | 58258.22 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 429.48 | NANOGrav | 2018-06-03T03:38:55 | 58272.15 | 21:40 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 436.97 | NANOGrav | 2018-06-04T03:21:37 | 58273.14 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 429.36 | NANOGrav | 2018-06-11T02:48:57 | 58280.12 | 22:33 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.63 | NANOGrav | 2018-06-16T02:33:06 | 58285.11 | 15:02 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 435.42 | NANOGrav | 2018-06-22T02:38:20 | 58291.11 | 21:40 | kaplan |