Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 23.  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)
 03/25/2019   06:57:58   (  70.13,  71.84) 03/25/2019   06:57:31  (  70.10,  71.87)    3.16                27
 03/25/2019   07:47:28   ( -70.03,-120.67) 03/25/2019   07:48:13  ( -70.02,-120.69)    0.88                45
 03/27/2019   22:24:56   ( -70.42,  20.49) 03/27/2019   22:23:44  ( -70.47,  19.77)   27.36                72
 03/27/2019   23:14:27   (  70.09,-172.34) 03/27/2019   23:14:23  (  70.09,-172.33)    0.80                 4
 03/28/2019   00:03:57   ( -69.99,  -4.85) 03/28/2019   00:05:05  ( -70.00,  -4.88)    1.70                68
 03/30/2019   14:41:30   ( -70.18, 136.01) 03/30/2019   14:40:32  ( -70.19, 135.99)    0.99                58
 03/30/2019   15:30:57   (  70.06, -56.51) 03/30/2019   15:31:16  (  70.07, -56.52)    1.03                19
 03/30/2019   16:20:38   ( -69.36, 110.16) 03/30/2019   16:21:46  ( -69.35, 111.86)   66.48                68
 04/02/2019   06:58:00   ( -70.17,-108.14) 04/02/2019   06:57:25  ( -70.17,-108.20)    2.49                35
 04/02/2019   07:47:27   (  70.05,  59.34) 04/02/2019   07:48:09  (  70.06,  59.27)    2.79                42
 04/04/2019   22:24:54   (  70.59,-159.28) 04/04/2019   22:23:43  (  70.62,-160.45)   43.32                71
 04/04/2019   23:14:31   ( -70.11,   7.65) 04/04/2019   23:14:17  ( -70.10,   7.68)    1.33                14
 04/05/2019   00:03:58   (  69.99, 175.13) 04/05/2019   00:05:01  (  69.99, 175.15)    1.24                63