IPTA Pulsar Observation Database: Observations
| Pulsar | Telescope | Receiver | Backend | Frequency (MHz) | Project | Start (UT) | Start (MJD) | Duration (min:sec) | Submitter | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| B1937+21 | GBT | Rcvr_800 | GUPPI | 808.32 | NANOGrav | 2015-01-18T16:30:12 | 57040.69 | 26:19 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 806.33 | NANOGrav | 2015-02-27T12:36:58 | 57080.53 | 24:45 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 806.59 | NANOGrav | 2015-03-21T12:12:14 | 57102.51 | 26:58 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 808.43 | NANOGrav | 2015-04-19T08:58:46 | 57131.37 | 27:16 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 808.30 | NANOGrav | 2015-05-19T07:20:21 | 57161.31 | 24:50 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 814.82 | NANOGrav | 2015-06-19T06:15:59 | 57192.26 | 20:40 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 813.88 | NANOGrav | 2015-07-27T02:41:52 | 57230.11 | 24:50 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 804.91 | NANOGrav | 2015-08-15T04:05:52 | 57249.17 | 16:41 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 811.85 | NANOGrav | 2015-09-08T02:46:50 | 57273.12 | 23:27 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 810.40 | NANOGrav | 2015-10-12T22:57:47 | 57307.96 | 26:14 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 816.23 | NANOGrav | 2015-11-10T22:45:43 | 57336.95 | 24:50 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 806.72 | NANOGrav | 2015-12-13T20:12:42 | 57369.84 | 26:03 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 818.32 | NANOGrav | 2016-01-11T17:05:57 | 57398.71 | 22:25 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 811.40 | NANOGrav | 2016-02-18T16:34:26 | 57436.69 | 23:17 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 810.23 | NANOGrav | 2016-03-14T14:33:24 | 57461.61 | 23:58 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 818.94 | NANOGrav | 2016-04-11T12:41:51 | 57489.53 | 26:24 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 818.70 | NANOGrav | 2016-05-10T10:43:43 | 57518.45 | 25:32 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 814.41 | NANOGrav | 2016-06-11T08:42:44 | 57550.36 | 25:53 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 810.73 | NANOGrav | 2016-07-11T03:51:06 | 57580.16 | 22:56 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 816.50 | NANOGrav | 2016-08-15T01:56:40 | 57615.08 | 18:25 | kaplan |