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 | 436.59 | NANOGrav | 2020-04-01T07:27:23 | 58940.31 | 20:37 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 430.26 | NANOGrav | 2020-04-04T07:14:51 | 58943.30 | 21:32 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.68 | NANOGrav | 2020-04-05T07:08:42 | 58944.30 | 20:37 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.59 | NANOGrav | 2020-04-10T06:50:57 | 58949.29 | 20:37 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.98 | NANOGrav | 2020-04-16T06:15:57 | 58955.26 | 15:02 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 436.64 | NANOGrav | 2020-04-22T06:11:12 | 58961.26 | 18:21 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.10 | NANOGrav | 2020-04-25T06:16:51 | 58964.26 | 21:32 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 437.22 | NANOGrav | 2020-04-28T06:32:09 | 58967.27 | 20:37 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1415.90 | NANOGrav | 2004-12-04T15:05:07 | 53343.63 | 16:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1414.12 | NANOGrav | 2004-12-04T15:38:28 | 53343.65 | 03:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1398.10 | NANOGrav | 2004-12-04T15:52:15 | 53343.66 | 20:05 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1412.26 | NANOGrav | 2004-12-05T15:19:21 | 53344.64 | 15:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1403.30 | NANOGrav | 2004-12-11T15:10:01 | 53350.63 | 15:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1408.91 | NANOGrav | 2005-02-19T10:39:24 | 53420.44 | 15:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1408.10 | NANOGrav | 2005-03-19T08:55:28 | 53448.37 | 15:04 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1425.30 | NANOGrav | 2005-04-17T06:49:59 | 53477.28 | 04:01 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1427.43 | NANOGrav | 2005-04-17T07:12:05 | 53477.30 | 26:06 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1415.72 | NANOGrav | 2005-05-15T05:18:03 | 53505.22 | 19:05 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1414.86 | NANOGrav | 2005-05-15T05:39:02 | 53505.24 | 07:02 | kaplan | |
| J1640+2224 | Arecibo | L-wide | ASP | 1401.05 | NANOGrav | 2005-06-11T04:30:26 | 53532.19 | 24:06 | kaplan |