Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 3 20.  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)
 03/20/2023   05:19:20   (  70.34,  96.83) 03/20/2023   05:18:26  (  70.35,  96.79)    2.26                54
 03/20/2023   06:08:50   ( -70.22, -95.71) 03/20/2023   06:09:07  ( -70.22, -95.68)    0.88                17
 03/20/2023   06:58:31   (  69.35,  70.74) 03/20/2023   06:59:37  (  69.35,  72.92)   85.71                66
 03/22/2023   21:35:47   (  70.29,-147.35) 03/22/2023   21:35:23  (  70.26,-147.31)    3.17                24
 03/22/2023   22:25:17   ( -70.17,  20.11) 03/22/2023   22:26:05  ( -70.18,  20.14)    1.40                48
 03/25/2023   13:02:45   ( -70.36, 161.00) 03/25/2023   13:01:36  ( -70.36, 161.00)    0.10                69
 03/25/2023   13:52:12   (  70.26, -31.51) 03/25/2023   13:52:20  (  70.24, -31.50)    1.80                 8
 03/25/2023   14:41:46   ( -69.92, 135.65) 03/25/2023   14:42:57  ( -69.89, 136.35)   27.07                71
 03/28/2023   05:19:11   ( -70.30, -83.21) 03/28/2023   05:18:33  ( -70.29, -83.13)    2.96                38
 03/28/2023   06:08:37   (  70.24,  84.36) 03/28/2023   06:09:18  (  70.23,  84.28)    3.29                41
 03/30/2023   20:46:04   (  70.47,-134.69) 03/30/2023   20:44:51  (  70.49,-134.98)   10.85                73
 03/30/2023   21:35:35   ( -70.31,  32.70) 03/30/2023   21:35:31  ( -70.29,  32.65)    2.92                 4
 03/30/2023   22:25:02   (  70.19,-159.82) 03/30/2023   22:26:15  (  70.17,-159.86)    2.85                73
 04/02/2023   13:02:30   (  70.33, -19.00) 04/02/2023   13:01:46  (  70.34, -18.98)    1.19                44
 04/02/2023   13:52:00   ( -70.23, 148.48) 04/02/2023   13:52:28  ( -70.24, 148.49)    1.82                28