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 | 1538.66 | NANOGrav | 2019-06-16T03:20:45 | 58650.14 | 15:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1379.53 | NANOGrav | 2019-06-21T02:49:26 | 58655.12 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1403.56 | NANOGrav | 2019-06-26T02:46:04 | 58660.12 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1491.17 | NANOGrav | 2019-07-08T02:11:44 | 58672.09 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1248.33 | NANOGrav | 2019-07-16T01:20:59 | 58680.06 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1371.08 | NANOGrav | 2019-07-19T00:35:20 | 58683.02 | 20:32 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1310.12 | NANOGrav | 2019-07-27T00:32:00 | 58691.02 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1374.70 | NANOGrav | 2019-07-29T00:14:15 | 58693.01 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1334.89 | NANOGrav | 2019-08-05T00:01:59 | 58700.00 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1523.98 | NANOGrav | 2019-08-11T23:32:33 | 58706.98 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1300.29 | NANOGrav | 2019-08-19T22:44:07 | 58714.95 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1471.73 | NANOGrav | 2019-09-03T21:32:21 | 58729.90 | 21:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1405.03 | NANOGrav | 2019-09-09T21:46:55 | 58735.91 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1605.56 | NANOGrav | 2019-09-14T21:00:09 | 58740.88 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1345.16 | NANOGrav | 2019-09-20T20:45:41 | 58746.87 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1458.00 | NANOGrav | 2019-09-21T20:20:15 | 58747.85 | 20:40 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1338.09 | NANOGrav | 2019-09-28T20:48:43 | 58754.87 | 20:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1260.02 | NANOGrav | 2019-10-06T20:14:45 | 58762.84 | 20:31 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1383.93 | NANOGrav | 2019-10-09T19:08:15 | 58765.80 | 20:40 | kaplan | |
| J1640+2224 | Arecibo | L-wide | PUPPI | 1353.52 | NANOGrav | 2019-10-10T20:11:21 | 58766.84 | 20:31 | kaplan |