Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 11 15.  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)
 11/17/2018   06:08:47   ( -70.50, -95.21) 11/17/2018   06:07:36  ( -70.57, -96.20)   37.37                71
 11/17/2018   06:58:20   (  70.07,  71.80) 11/17/2018   06:58:13  (  70.08,  71.88)    2.85                 7
 11/17/2018   07:47:49   ( -70.02,-120.64) 11/17/2018   07:48:55  ( -69.99,-120.68)    2.91                66
 11/19/2018   22:25:22   ( -70.18,  20.19) 11/19/2018   22:24:24  ( -70.18,  20.17)    1.09                58
 11/19/2018   23:14:49   (  70.07,-172.32) 11/19/2018   23:15:08  (  70.06,-172.34)    1.05                19
 11/20/2018   00:04:30   ( -69.36,  -5.66) 11/20/2018   00:05:38  ( -69.34,  -3.96)   66.57                68
 11/22/2018   14:41:51   ( -70.12, 135.99) 11/22/2018   14:41:17  ( -70.12, 136.04)    1.82                34
 11/22/2018   15:31:18   (  70.01, -56.52) 11/22/2018   15:32:01  (  70.00, -56.47)    1.98                43
 11/25/2018   06:08:47   (  70.37,  84.61) 11/25/2018   06:07:35  (  70.46,  83.95)   26.55                72
 11/25/2018   06:58:20   ( -70.11,-108.14) 11/25/2018   06:58:12  ( -70.11,-108.18)    1.41                 8
 11/25/2018   07:47:47   (  69.99,  59.34) 11/25/2018   07:48:56  (  69.99,  59.30)    1.57                69
 11/27/2018   22:25:20   (  70.14,-159.85) 11/27/2018   22:24:24  (  70.14,-159.78)    2.50                56
 11/27/2018   23:14:50   ( -70.04,   7.64) 11/27/2018   23:15:06  ( -70.05,   7.68)    1.79                16
 11/28/2018   00:04:30   (  69.20, 174.15) 11/28/2018   00:05:37  (  69.24, 176.16)   79.30                67