Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2020 7 10.  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)
 07/11/2020   22:25:02   (  70.91,-158.67) 07/11/2020   22:23:55  (  71.01,-161.11)   89.38                67
 07/11/2020   23:14:45   ( -70.09,   7.74) 07/11/2020   23:14:21  ( -70.09,   7.69)    1.97                24
 07/12/2020   00:04:13   (  69.93, 175.16) 07/12/2020   00:05:05  (  69.96, 175.19)    3.39                52
 07/14/2020   14:41:46   (  70.15, -43.92) 07/14/2020   14:40:35  (  70.13, -43.92)    2.53                71
 07/14/2020   15:31:16   ( -70.04, 123.55) 07/14/2020   15:31:17  ( -70.04, 123.52)    1.20                 1
 07/14/2020   16:20:46   (  69.77, -69.18) 07/14/2020   16:21:58  (  69.76, -68.74)   16.86                72
 07/17/2020   06:58:16   (  70.10,  71.88) 07/17/2020   06:57:30  (  70.09,  71.90)    1.36                46
 07/17/2020   07:47:46   ( -69.99,-120.64) 07/17/2020   07:48:12  ( -70.00,-120.65)    1.29                26
 07/19/2020   22:25:05   ( -70.97,  21.42) 07/19/2020   22:23:58  ( -71.01,  18.89)   91.75                67
 07/19/2020   23:14:47   (  70.04,-172.32) 07/19/2020   23:14:26  (  70.05,-172.27)    2.12                21
 07/20/2020   00:04:17   ( -69.94,  -4.83) 07/20/2020   00:05:08  ( -69.96,  -4.82)    2.73                51
 07/22/2020   14:41:50   ( -70.15, 136.07) 07/22/2020   14:40:38  ( -70.13, 136.06)    2.10                72
 07/22/2020   15:31:17   (  70.04, -56.44) 07/22/2020   15:31:22  (  70.02, -56.45)    2.40                 5
 07/22/2020   16:20:49   ( -69.83, 110.89) 07/22/2020   16:22:02  ( -69.82, 111.16)   10.38                73