Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 3 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)
 03/17/2023   13:02:46   (  70.76, -18.43) 03/17/2023   13:01:36  (  70.80, -19.70)   46.78                70
 03/17/2023   13:52:23   ( -70.26, 148.47) 03/17/2023   13:52:09  ( -70.24, 148.52)    2.59                14
 03/17/2023   14:41:50   (  70.16, -44.03) 03/17/2023   14:42:54  (  70.17, -44.06)    1.64                64
 03/20/2023   05:19:20   (  70.35,  96.86) 03/20/2023   05:18:26  (  70.33,  96.82)    2.71                54
 03/20/2023   06:08:50   ( -70.24, -95.67) 03/20/2023   06:09:08  ( -70.25, -95.73)    2.07                18
 03/20/2023   06:58:31   (  69.36,  70.76) 03/20/2023   06:59:38  (  69.38,  72.88)   83.00                67
 03/22/2023   21:35:46   (  70.29,-147.35) 03/22/2023   21:35:23  (  70.30,-147.36)    1.32                23
 03/22/2023   22:25:16   ( -70.18,  20.12) 03/22/2023   22:26:04  ( -70.16,  20.18)    2.91                48
 03/25/2023   13:02:45   ( -70.35, 160.98) 03/25/2023   13:01:36  ( -70.35, 161.03)    1.72                69
 03/25/2023   13:52:12   (  70.24, -31.54) 03/25/2023   13:52:20  (  70.23, -31.48)    2.27                 8
 03/25/2023   14:41:46   ( -69.91, 135.63) 03/25/2023   14:42:57  ( -69.87, 136.38)   28.80                71
 03/28/2023   05:19:10   ( -70.31, -83.18) 03/28/2023   05:18:34  ( -70.34, -83.19)    2.90                36
 03/28/2023   06:08:37   (  70.19,  84.29) 03/28/2023   06:09:18  (  70.22,  84.30)    3.01                41