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 | 1269.51 | NANOGrav | 2019-02-16T10:43:56 | 58530.45 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1431.68 | NANOGrav | 2019-02-23T10:58:23 | 58537.46 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1358.53 | NANOGrav | 2019-02-24T10:15:53 | 58538.43 | 20:32 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1358.59 | NANOGrav | 2019-02-28T10:09:14 | 58542.42 | 18:36 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1419.86 | NANOGrav | 2019-03-02T11:08:37 | 58544.46 | 20:32 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1627.47 | NANOGrav | 2019-03-07T10:13:50 | 58549.43 | 18:36 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1363.52 | NANOGrav | 2019-03-14T10:35:15 | 58556.44 | 15:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1474.10 | NANOGrav | 2019-03-15T09:38:53 | 58557.40 | 10:08 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1418.87 | NANOGrav | 2019-03-16T08:28:13 | 58558.35 | 28:37 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1374.46 | NANOGrav | 2019-03-25T08:53:57 | 58567.37 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1381.08 | NANOGrav | 2019-04-05T07:25:08 | 58578.31 | 24:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1495.94 | NANOGrav | 2019-04-11T07:05:19 | 58584.30 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1580.00 | NANOGrav | 2019-04-19T06:33:32 | 58592.27 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1391.58 | NANOGrav | 2019-04-25T07:00:41 | 58598.29 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1334.88 | NANOGrav | 2019-05-10T06:12:36 | 58613.26 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1495.26 | NANOGrav | 2019-05-19T04:36:42 | 58622.19 | 24:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1338.29 | NANOGrav | 2019-05-20T05:41:07 | 58623.24 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1352.25 | NANOGrav | 2019-05-27T05:20:16 | 58630.22 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1193.90 | NANOGrav | 2019-06-04T03:47:13 | 58638.16 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1317.24 | NANOGrav | 2019-06-08T03:06:01 | 58642.13 | 24:04 | kaplan |