Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 3 14.  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)
 03/14/2023   21:35:54   ( -70.32,  32.68) 03/14/2023   21:35:11  ( -70.32,  32.63)    2.00                43
 03/14/2023   22:25:22   (  70.17,-159.89) 03/14/2023   22:25:55  (  70.19,-159.87)    3.15                33
 03/17/2023   13:02:46   (  70.74, -18.45) 03/17/2023   13:01:36  (  70.82, -19.73)   47.76                70
 03/17/2023   13:52:23   ( -70.24, 148.44) 03/17/2023   13:52:09  ( -70.26, 148.49)    2.95                14
 03/17/2023   14:41:50   (  70.14, -44.06) 03/17/2023   14:42:53  (  70.14, -44.01)    1.77                63
 03/20/2023   05:19:20   (  70.33,  96.82) 03/20/2023   05:18:25  (  70.31,  96.86)    2.96                55
 03/20/2023   06:08:50   ( -70.22, -95.70) 03/20/2023   06:09:07  ( -70.22, -95.68)    0.92                17
 03/20/2023   06:58:31   (  69.34,  70.73) 03/20/2023   06:59:37  (  69.35,  72.92)   85.84                66
 03/22/2023   21:35:47   (  70.26,-147.39) 03/22/2023   21:35:23  (  70.28,-147.33)    3.55                24
 03/22/2023   22:25:16   ( -70.20,  20.16) 03/22/2023   22:26:05  ( -70.19,  20.13)    1.96                49
 03/25/2023   13:02:45   ( -70.36, 161.00) 03/25/2023   13:01:37  ( -70.38, 160.97)    2.71                68
 03/25/2023   13:52:11   (  70.24, -31.52) 03/25/2023   13:52:20  (  70.27, -31.54)    2.54                 9
 03/25/2023   14:41:45   ( -69.92, 135.65) 03/25/2023   14:42:57  ( -69.91, 136.32)   25.74                72