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 | 434.23 | NANOGrav | 2018-06-27T01:55:58 | 58296.08 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.98 | NANOGrav | 2018-07-03T01:34:29 | 58302.07 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.68 | NANOGrav | 2018-07-06T02:00:09 | 58305.08 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 427.83 | NANOGrav | 2018-07-12T01:27:54 | 58311.06 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 438.04 | NANOGrav | 2018-07-18T01:14:33 | 58317.05 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.68 | NANOGrav | 2018-07-23T00:48:57 | 58322.03 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.40 | NANOGrav | 2018-07-29T23:50:09 | 58328.99 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.24 | NANOGrav | 2018-08-03T00:01:10 | 58333.00 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 436.46 | NANOGrav | 2018-08-04T23:59:14 | 58335.00 | 19:03 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.37 | NANOGrav | 2018-08-08T23:05:50 | 58338.96 | 23:04 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 434.64 | NANOGrav | 2018-08-15T23:19:52 | 58345.97 | 24:07 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 440.29 | NANOGrav | 2018-08-20T22:41:09 | 58350.95 | 20:06 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.46 | NANOGrav | 2018-08-23T22:49:00 | 58353.95 | 19:03 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 431.44 | NANOGrav | 2018-08-27T22:04:43 | 58357.92 | 27:37 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 429.97 | NANOGrav | 2018-08-28T23:12:13 | 58358.97 | 27:37 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 433.90 | NANOGrav | 2018-09-03T21:32:45 | 58364.90 | 23:36 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.29 | NANOGrav | 2018-09-09T20:52:57 | 58370.87 | 03:30 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.83 | NANOGrav | 2018-09-09T21:08:40 | 58370.88 | 22:12 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 428.60 | NANOGrav | 2018-09-09T21:30:40 | 58370.90 | 15:02 | kaplan | |
| J1640+2224 | Arecibo | 430 | PUPPI | 432.36 | NANOGrav | 2018-09-16T21:11:25 | 58377.88 | 19:03 | kaplan |