Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 4 28.  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)
 04/29/2023   04:29:12   (  71.30, 110.64) 04/29/2023   04:28:06  (  71.35, 108.02)   93.58                66
 04/29/2023   05:18:56   ( -70.43, -83.08) 04/29/2023   05:18:32  ( -70.43, -83.13)    2.09                24
 04/29/2023   06:08:23   (  70.32,  84.42) 04/29/2023   06:09:16  (  70.32,  84.36)    2.44                53
 05/01/2023   20:45:53   (  70.52,-134.70) 05/01/2023   20:44:41  (  70.54,-134.84)    5.50                72
 05/01/2023   21:35:23   ( -70.41,  32.77) 05/01/2023   21:35:22  ( -70.39,  32.71)    2.83                 1
 05/01/2023   22:24:52   (  70.19,-159.90) 05/01/2023   22:26:04  (  70.18,-159.65)    9.48                72
 05/04/2023   13:02:21   (  70.47, -18.89) 05/04/2023   13:01:31  (  70.46, -18.93)    1.75                50
 05/04/2023   13:51:51   ( -70.36, 148.58) 05/04/2023   13:52:13  ( -70.36, 148.53)    1.78                22
 05/07/2023   05:18:48   (  70.44,  96.95) 05/07/2023   05:18:22  (  70.44,  96.88)    2.74                26
 05/07/2023   06:08:18   ( -70.33, -95.57) 05/07/2023   06:09:04  ( -70.34, -95.65)    3.06                46
 05/09/2023   20:45:45   ( -70.66,  45.52) 05/09/2023   20:44:33  ( -70.73,  44.87)   25.12                72
 05/09/2023   21:35:15   (  70.39,-147.25) 05/09/2023   21:35:12  (  70.37,-147.24)    1.22                 3
 05/09/2023   22:24:45   ( -70.28,  20.24) 05/09/2023   22:25:54  ( -70.27,  20.23)    1.08                69