Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 8 25.  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)
 08/26/2020   06:58:31   ( -70.12,-108.10) 08/26/2020   06:57:49  ( -70.10,-108.15)    2.95                42
 08/26/2020   07:47:59   (  69.96,  59.31) 08/26/2020   07:48:33  (  69.98,  59.34)    3.09                34
 08/28/2020   22:25:23   (  70.68,-159.03) 08/28/2020   22:24:14  (  70.75,-160.74)   63.33                69
 08/28/2020   23:15:03   ( -70.03,   7.66) 08/28/2020   23:14:44  ( -70.03,   7.73)    2.87                19
 08/29/2020   00:04:30   (  69.92, 175.14) 08/29/2020   00:05:28  (  69.92, 175.21)    2.61                58
 08/31/2020   14:42:04   (  70.10, -44.01) 08/31/2020   14:40:58  (  70.11, -43.94)    2.97                66
 08/31/2020   15:31:34   ( -70.00, 123.49) 08/31/2020   15:31:40  ( -70.01, 123.52)    2.15                 6
 08/31/2020   16:21:06   (  69.55, -69.49) 08/31/2020   16:22:16  (  69.53, -68.46)   40.16                70
 09/03/2020   06:58:33   (  70.11,  71.89) 09/03/2020   06:57:53  (  70.10,  71.84)    2.04                40
 09/03/2020   07:48:03   ( -70.01,-120.61) 09/03/2020   07:48:35  ( -70.00,-120.69)    3.23                32
 09/05/2020   22:25:26   ( -70.78,  21.12) 09/05/2020   22:24:17  ( -70.82,  19.15)   72.07                69
 09/05/2020   23:15:04   (  70.06,-172.30) 09/05/2020   23:14:48  (  70.04,-172.30)    2.59                16
 09/06/2020   00:04:35   ( -69.92,  -4.87) 09/06/2020   00:05:30  ( -69.93,  -4.82)    2.88                55