Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 10 11.  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)
 10/11/2019   06:58:48   ( -70.10,-108.15) 10/11/2019   06:58:05  ( -70.09,-108.08)    3.03                43
 10/11/2019   07:48:15   (  70.00,  59.35) 10/11/2019   07:48:50  (  70.03,  59.33)    3.28                35
 10/13/2019   22:25:37   (  70.73,-158.98) 10/13/2019   22:24:28  (  70.79,-160.72)   64.19                69
 10/13/2019   23:15:17   ( -70.08,   7.69) 10/13/2019   23:14:58  ( -70.06,   7.74)    2.24                19
 10/14/2019   00:04:44   (  69.97, 175.19) 10/14/2019   00:05:42  (  69.95, 175.22)    2.82                58
 10/16/2019   14:42:17   (  70.15, -43.96) 10/16/2019   14:41:11  (  70.18, -43.99)    3.28                66
 10/16/2019   15:31:47   ( -70.04, 123.52) 10/16/2019   15:31:52  ( -70.04, 123.55)    1.32                 5
 10/16/2019   16:21:20   (  69.61, -69.44) 10/16/2019   16:22:30  (  69.60, -68.50)   36.28                70
 10/19/2019   06:58:47   (  70.12,  71.87) 10/19/2019   06:58:04  (  70.10,  71.90)    1.86                43
 10/19/2019   07:48:17   ( -70.01,-120.64) 10/19/2019   07:48:46  ( -70.01,-120.65)    0.15                29
 10/21/2019   22:25:37   ( -70.90,  21.27) 10/21/2019   22:24:29  ( -70.97,  18.96)   84.30                68
 10/21/2019   23:15:17   (  70.08,-172.30) 10/21/2019   23:14:58  (  70.08,-172.30)    0.10                19
 10/22/2019   00:04:47   ( -69.97,  -4.82) 10/22/2019   00:05:40  ( -69.99,  -4.84)    1.52                53
 10/24/2019   14:42:19   ( -70.15, 136.03) 10/24/2019   14:41:07  ( -70.17, 136.02)    2.04                72
 10/24/2019   15:31:46   (  70.04, -56.48) 10/24/2019   15:31:51  (  70.06, -56.50)    2.50                 5
 10/24/2019   16:21:18   ( -69.82, 110.85) 10/24/2019   16:22:30  ( -69.80, 111.20)   13.39                72