Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 10 5.  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)
 10/05/2019   22:25:38   ( -70.71,  20.99) 10/05/2019   22:24:29  ( -70.78,  19.31)   62.06                69
 10/05/2019   23:15:15   (  70.06,-172.32) 10/05/2019   23:15:02  (  70.09,-172.29)    3.38                13
 10/06/2019   00:04:44   ( -70.01,  -4.77) 10/06/2019   00:05:44  ( -70.00,  -4.84)    2.74                60
 10/08/2019   14:42:18   ( -70.14, 136.03) 10/08/2019   14:41:12  ( -70.17, 136.04)    3.12                66
 10/08/2019   15:31:45   (  70.03, -56.48) 10/08/2019   15:31:56  (  70.06, -56.48)    2.40                11
 10/08/2019   16:21:21   ( -69.60, 110.55) 10/08/2019   16:22:31  ( -69.59, 111.53)   38.08                70
 10/11/2019   06:58:48   ( -70.11,-108.13) 10/11/2019   06:58:06  ( -70.14,-108.14)    2.54                42
 10/11/2019   07:48:15   (  70.01,  59.36) 10/11/2019   07:48:50  (  70.03,  59.34)    2.45                35
 10/13/2019   22:25:37   (  70.73,-158.97) 10/13/2019   22:24:28  (  70.78,-160.71)   64.07                69
 10/13/2019   23:15:17   ( -70.08,   7.70) 10/13/2019   23:14:59  ( -70.11,   7.67)    2.95                18
 10/14/2019   00:04:44   (  69.97, 175.19) 10/14/2019   00:05:42  (  69.94, 175.23)    3.24                58
 10/16/2019   14:42:17   (  70.15, -43.96) 10/16/2019   14:41:10  (  70.12, -43.90)    3.35                67
 10/16/2019   15:31:47   ( -70.05, 123.53) 10/16/2019   15:31:52  ( -70.03, 123.56)    2.45                 5
 10/16/2019   16:21:20   (  69.60, -69.44) 10/16/2019   16:22:30  (  69.60, -68.50)   36.53                70