Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 9 1.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/01/2019   06:58:36   (  70.06,  71.82) 09/01/2019   06:58:10  (  70.09,  71.82)    3.39                26
 09/01/2019   07:48:06   ( -69.95,-120.70) 09/01/2019   07:48:51  ( -69.94,-120.64)    2.18                45
 09/03/2019   22:25:37   ( -70.25,  20.34) 09/03/2019   22:24:24  ( -70.34,  19.89)   19.36                73
 09/03/2019   23:15:06   (  70.03,-172.33) 09/03/2019   23:15:04  (  70.02,-172.31)    1.67                 2
 09/04/2019   00:04:36   ( -69.93,  -4.85) 09/04/2019   00:05:46  ( -69.92,  -4.84)    0.54                70
 09/06/2019   14:42:09   ( -70.12, 136.03) 09/06/2019   14:41:15  ( -70.11, 136.01)    0.87                54
 09/06/2019   15:31:36   (  70.01, -56.49) 09/06/2019   15:31:59  (  70.01, -56.52)    1.14                23
 09/06/2019   16:21:20   ( -69.14, 109.96) 09/06/2019   16:22:27  ( -69.17, 112.03)   81.76                67
 09/09/2019   06:58:38   ( -70.10,-108.13) 09/09/2019   06:58:09  ( -70.10,-108.19)    2.43                29
 09/09/2019   07:48:06   (  69.93,  59.28) 09/09/2019   07:48:52  (  69.95,  59.35)    3.63                46
 09/11/2019   22:25:37   (  70.22,-159.70) 09/11/2019   22:24:24  (  70.30,-160.05)   15.77                73
 09/11/2019   23:15:09   ( -70.01,   7.64) 09/11/2019   23:15:03  ( -70.04,   7.68)    3.02                 6
 09/12/2019   00:04:35   (  69.95, 175.19) 09/12/2019   00:05:47  (  69.94, 175.14)    2.61                72
 09/14/2019   14:42:08   (  70.14, -43.94) 09/14/2019   14:41:16  (  70.14, -44.02)    2.76                52
 09/14/2019   15:31:39   ( -69.98, 123.47) 09/14/2019   15:31:57  ( -69.97, 123.55)    3.05                18