IPTA Pulsar Observation Database: Observations
| Pulsar | Telescope | Receiver | Backend | Frequency (MHz) | Project | Start (UT) | Start (MJD) | Duration (min:sec) | Submitter | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| B1937+21 | Arecibo | L-wide | PUPPI | 1376.15 | NANOGrav | 2017-08-05T02:33:26 | 57970.11 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1369.84 | NANOGrav | 2017-08-28T02:03:48 | 57993.09 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1371.25 | NANOGrav | 2017-09-12T23:57:35 | 58009.00 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1342.46 | NANOGrav | 2017-11-11T20:00:13 | 58068.83 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1367.60 | NANOGrav | 2017-12-23T17:49:57 | 58110.74 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1354.48 | NANOGrav | 2018-01-21T15:21:46 | 58139.64 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1396.68 | NANOGrav | 2018-02-11T14:02:00 | 58160.58 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1322.09 | NANOGrav | 2018-03-04T13:20:02 | 58181.56 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1344.74 | NANOGrav | 2018-03-25T11:18:24 | 58202.47 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1382.58 | NANOGrav | 2018-04-22T09:51:35 | 58230.41 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1400.54 | NANOGrav | 2018-05-06T08:30:02 | 58244.35 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1416.49 | NANOGrav | 2018-05-11T09:24:27 | 58249.39 | 21:31 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1358.62 | NANOGrav | 2018-06-02T06:53:13 | 58271.29 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1339.32 | NANOGrav | 2018-06-20T05:32:19 | 58289.23 | 06:00 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1362.59 | NANOGrav | 2018-07-13T03:31:50 | 58312.15 | 04:05 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1421.67 | NANOGrav | 2018-07-13T03:40:52 | 58312.15 | 04:35 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1359.00 | NANOGrav | 2018-07-13T04:09:02 | 58312.17 | 10:01 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1333.65 | NANOGrav | 2018-07-13T04:22:00 | 58312.18 | 10:01 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1334.79 | NANOGrav | 2018-07-13T04:33:36 | 58312.19 | 02:02 | kaplan | |
| B1937+21 | Arecibo | L-wide | PUPPI | 1354.29 | NANOGrav | 2018-07-13T05:04:40 | 58312.21 | 10:01 | kaplan |