Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 7 16.  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)
 07/18/2023   05:19:06   ( -70.54, -82.75) 07/18/2023   05:17:54  ( -70.62, -83.48)   28.07                72
 07/18/2023   06:08:37   (  70.22,  84.43) 07/18/2023   06:08:33  (  70.23,  84.44)    0.67                 4
 07/18/2023   06:58:07   ( -70.11,-108.11) 07/18/2023   06:59:14  ( -70.10,-108.04)    3.10                67
 07/20/2023   21:35:38   ( -70.30,  32.78) 07/20/2023   21:34:43  ( -70.32,  32.75)    2.30                55
 07/20/2023   22:25:05   (  70.20,-159.73) 07/20/2023   22:25:27  (  70.20,-159.75)    0.68                22
 07/20/2023   23:14:48   ( -69.37,   6.76) 07/20/2023   23:15:55  ( -69.37,   8.79)   79.37                67
 07/23/2023   13:52:07   ( -70.25, 148.59) 07/23/2023   13:51:37  ( -70.24, 148.64)    2.31                30
 07/23/2023   14:41:34   (  70.14, -43.92) 07/23/2023   14:42:22  (  70.17, -43.95)    3.31                48
 07/26/2023   05:19:04   (  70.39,  97.06) 07/26/2023   05:17:52  (  70.41,  96.82)    9.16                72
 07/26/2023   06:08:35   ( -70.23, -95.54) 07/26/2023   06:08:32  ( -70.22, -95.56)    2.18                 3
 07/26/2023   06:58:03   (  70.07,  71.86) 07/26/2023   06:59:15  (  70.05,  72.01)    5.92                72
 07/28/2023   21:35:33   (  70.29,-147.19) 07/28/2023   21:34:45  (  70.29,-147.23)    1.54                48
 07/28/2023   22:25:03   ( -70.19,  20.29) 07/28/2023   22:25:27  ( -70.20,  20.23)    2.46                24