Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 8.  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)
 03/09/2019   06:08:20   ( -71.02, -94.46) 03/09/2019   06:07:13  ( -71.05, -97.00)   92.20                67
 03/09/2019   06:58:02   (  70.09,  71.81) 03/09/2019   06:57:41  (  70.09,  71.85)    1.47                21
 03/09/2019   07:47:32   ( -69.98,-120.71) 03/09/2019   07:48:23  ( -70.01,-120.71)    3.32                51
 03/11/2019   22:25:02   ( -70.20,  20.20) 03/11/2019   22:23:49  ( -70.21,  20.14)    2.25                73
 03/11/2019   23:14:29   (  70.09,-172.31) 03/11/2019   23:14:33  (  70.09,-172.36)    2.07                 4
 03/12/2019   00:04:00   ( -69.93,  -4.91) 03/12/2019   00:05:13  ( -69.90,  -4.76)    6.40                73
 03/14/2019   14:41:31   ( -70.14, 135.99) 03/14/2019   14:40:41  ( -70.16, 135.99)    2.55                50
 03/14/2019   15:30:58   (  70.03, -56.52) 03/14/2019   15:31:25  (  70.05, -56.52)    1.97                27
 03/14/2019   16:20:44   ( -69.04, 109.79) 03/14/2019   16:21:50  ( -69.06, 112.23)   97.00                66
 03/17/2019   06:08:14   (  71.06,  85.61) 03/17/2019   06:07:08  (  71.12,  82.90)   97.95                66
 03/17/2019   06:57:59   ( -70.13,-108.14) 03/17/2019   06:57:33  ( -70.14,-108.19)    1.97                26
 03/17/2019   07:47:26   (  70.02,  59.35) 03/17/2019   07:48:17  (  70.03,  59.29)    2.20                51
 03/19/2019   22:24:57   (  70.22,-159.76) 03/19/2019   22:23:44  (  70.27,-159.93)    8.74                73
 03/19/2019   23:14:28   ( -70.06,   7.65) 03/19/2019   23:14:24  ( -70.08,   7.69)    2.16                 4
 03/20/2019   00:03:55   (  69.95, 175.13) 03/20/2019   00:05:08  (  69.97, 175.16)    2.41                73