Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 8 29.  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)
 08/29/2019   14:42:06   (  70.12, -43.97) 08/29/2019   14:41:16  (  70.12, -44.01)    1.39                50
 08/29/2019   15:31:36   ( -70.01, 123.51) 08/29/2019   15:31:58  ( -70.03, 123.45)    2.64                22
 08/29/2019   16:21:20   (  68.97, -70.25) 08/29/2019   16:22:25  (  69.01, -67.76)   99.34                65
 09/01/2019   06:58:36   (  70.05,  71.80) 09/01/2019   06:58:09  (  70.05,  71.87)    2.76                27
 09/01/2019   07:48:06   ( -69.94,-120.71) 09/01/2019   07:48:51  ( -69.95,-120.66)    2.38                45
 09/03/2019   22:25:36   ( -70.30,  20.40) 09/03/2019   22:24:24  ( -70.35,  19.87)   20.71                72
 09/03/2019   23:15:06   (  70.02,-172.35) 09/03/2019   23:15:04  (  70.04,-172.33)    1.74                 2
 09/04/2019   00:04:36   ( -69.92,  -4.86) 09/04/2019   00:05:46  ( -69.94,  -4.86)    1.70                70
 09/06/2019   14:42:09   ( -70.11, 136.01) 09/06/2019   14:41:15  ( -70.12, 136.00)    1.46                54
 09/06/2019   15:31:36   (  70.00, -56.51) 09/06/2019   15:31:59  (  70.02, -56.54)    3.15                23
 09/06/2019   16:21:20   ( -69.13, 109.95) 09/06/2019   16:22:27  ( -69.18, 112.01)   81.78                67
 09/09/2019   06:58:39   ( -70.09,-108.14) 09/09/2019   06:58:10  ( -70.11,-108.20)    3.37                29
 09/09/2019   07:48:06   (  69.97,  59.34) 09/09/2019   07:48:53  (  69.96,  59.34)    1.28                47
 09/11/2019   22:25:36   (  70.26,-159.64) 09/11/2019   22:24:24  (  70.31,-160.06)   16.63                72
 09/11/2019   23:15:08   ( -70.06,   7.70) 09/11/2019   23:15:03  ( -70.04,   7.67)    2.26                 5
 09/12/2019   00:04:35   (  69.94, 175.18) 09/12/2019   00:05:47  (  69.95, 175.13)    2.06                72