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 | 431.17 | NANOGrav | 2015-09-23T21:15:15 | 57288.89 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.70 | NANOGrav | 2015-09-26T19:38:55 | 57291.82 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.52 | NANOGrav | 2015-10-07T19:47:51 | 57302.82 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.66 | NANOGrav | 2015-10-10T19:00:40 | 57305.79 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.16 | NANOGrav | 2015-10-16T19:12:42 | 57311.80 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.59 | NANOGrav | 2015-10-24T18:50:43 | 57319.79 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 430.73 | NANOGrav | 2015-10-25T19:32:58 | 57320.81 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.50 | NANOGrav | 2015-11-07T17:00:39 | 57333.71 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.29 | NANOGrav | 2015-11-21T16:08:02 | 57347.67 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.71 | NANOGrav | 2015-11-22T15:57:07 | 57348.66 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.83 | NANOGrav | 2015-11-29T15:29:13 | 57355.65 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.91 | NANOGrav | 2015-12-05T16:29:15 | 57361.69 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 436.14 | NANOGrav | 2015-12-19T14:35:24 | 57375.61 | 22:01 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.59 | NANOGrav | 2015-12-20T14:19:33 | 57376.60 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.56 | NANOGrav | 2015-12-31T13:56:01 | 57387.58 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.72 | NANOGrav | 2016-01-02T13:45:53 | 57389.57 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.13 | NANOGrav | 2016-01-21T11:57:31 | 57408.50 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.45 | NANOGrav | 2016-01-28T11:30:27 | 57415.48 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.43 | NANOGrav | 2016-01-30T11:50:19 | 57417.49 | 21:40 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.23 | NANOGrav | 2016-02-04T11:10:18 | 57422.47 | 20:06 | kaplan |