Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 9.  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)
 03/11/2019   22:25:02   ( -70.20,  20.20) 03/11/2019   22:23:50  ( -70.21,  20.13)    2.73                72
 03/11/2019   23:14:29   (  70.09,-172.31) 03/11/2019   23:14:34  (  70.09,-172.37)    2.30                 5
 03/12/2019   00:04:01   ( -69.87,  -4.98) 03/12/2019   00:05:13  ( -69.85,  -4.69)   11.58                72
 03/14/2019   14:41:31   ( -70.14, 136.00) 03/14/2019   14:40:43  ( -70.15, 136.00)    1.04                48
 03/14/2019   15:30:58   (  70.03, -56.51) 03/14/2019   15:31:27  (  70.03, -56.51)    0.12                29
 03/17/2019   06:08:17   (  70.90,  85.37) 03/17/2019   06:07:09  (  70.96,  83.15)   80.86                68
 03/17/2019   06:57:59   ( -70.14,-108.13) 03/17/2019   06:57:37  ( -70.14,-108.20)    2.87                22
 03/17/2019   07:47:26   (  70.03,  59.36) 03/17/2019   07:48:21  (  70.02,  59.28)    2.97                55
 03/19/2019   22:24:58   (  70.18,-159.82) 03/19/2019   22:23:48  (  70.16,-159.77)    3.21                70
 03/19/2019   23:14:28   ( -70.08,   7.66) 03/19/2019   23:14:30  ( -70.06,   7.69)    1.67                 2
 03/20/2019   00:03:59   (  69.74, 174.84) 03/20/2019   00:05:10  (  69.74, 175.48)   24.68                71
 03/22/2019   14:41:25   (  70.16, -43.96) 03/22/2019   14:40:42  (  70.18, -44.04)    3.31                43
 03/22/2019   15:30:56   ( -70.01, 123.45) 03/22/2019   15:31:23  ( -70.03, 123.51)    3.41                27