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 | 820.98 | NANOGrav | 2016-09-16T00:19:21 | 57647.01 | 23:48 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 806.23 | NANOGrav | 2016-10-14T00:42:20 | 57675.03 | 20:09 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 810.59 | NANOGrav | 2016-11-12T19:37:41 | 57704.82 | 22:25 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 813.34 | NANOGrav | 2016-12-12T20:53:23 | 57734.87 | 21:43 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 820.05 | NANOGrav | 2017-01-11T16:51:32 | 57764.70 | 22:56 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 804.45 | NANOGrav | 2017-02-12T16:57:55 | 57796.71 | 19:59 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 809.90 | NANOGrav | 2017-03-23T10:57:31 | 57835.46 | 19:07 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 811.83 | NANOGrav | 2017-04-16T12:39:20 | 57859.53 | 19:38 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 813.40 | NANOGrav | 2017-05-20T08:18:42 | 57893.35 | 28:08 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 817.50 | NANOGrav | 2017-06-18T06:45:52 | 57922.28 | 28:50 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 807.27 | NANOGrav | 2017-07-15T05:14:46 | 57949.22 | 28:19 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 809.91 | NANOGrav | 2017-08-14T03:23:55 | 57979.14 | 28:08 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 815.51 | NANOGrav | 2017-09-18T21:25:24 | 58014.89 | 15:17 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 813.69 | NANOGrav | 2017-10-20T19:29:50 | 58046.81 | 19:27 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 819.84 | NANOGrav | 2017-11-03T21:57:51 | 58060.92 | 25:32 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 817.78 | NANOGrav | 2017-12-09T17:57:48 | 58096.75 | 28:40 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 802.21 | NANOGrav | 2018-01-16T16:50:59 | 58134.70 | 28:19 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 807.60 | NANOGrav | 2018-01-24T11:30:38 | 58142.48 | 01:44 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 807.08 | NANOGrav | 2018-01-24T12:03:38 | 58142.50 | 29:21 | kaplan | |
| B1937+21 | GBT | Rcvr_800 | GUPPI | 805.70 | NANOGrav | 2018-02-12T15:31:29 | 58161.65 | 29:21 | kaplan |