Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2025 10 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)
 10/21/2025   19:57:00   (  71.13,-121.27) 10/21/2025   19:55:53  (  71.18,-123.58)   82.93                67
 10/21/2025   20:46:43   ( -70.31,  45.11) 10/21/2025   20:46:21  ( -70.34,  45.13)    3.38                22
 10/21/2025   21:36:10   (  70.20,-147.40) 10/21/2025   21:37:04  (  70.18,-147.32)    3.56                54
 10/24/2025   12:13:40   (  70.40,  -6.50) 10/24/2025   12:12:36  (  70.42,  -6.54)    2.37                64
 10/24/2025   13:03:10   ( -70.29, 160.97) 10/24/2025   13:03:18  ( -70.31, 160.95)    2.35                 8
 10/24/2025   13:52:44   (  69.79, -32.09) 10/24/2025   13:53:54  (  69.78, -30.94)   44.02                70
 10/27/2025   04:30:07   (  70.33, 109.30) 10/27/2025   04:29:32  (  70.34, 109.35)    2.27                35
 10/27/2025   05:19:37   ( -70.22, -83.23) 10/27/2025   05:20:14  ( -70.23, -83.16)    2.73                37
 10/29/2025   19:57:02   ( -70.61,  57.96) 10/29/2025   19:55:50  ( -70.69,  57.25)   27.89                72
 10/29/2025   20:46:32   (  70.34,-134.80) 10/29/2025   20:46:29  (  70.33,-134.86)    2.46                 3
 10/29/2025   21:36:02   ( -70.23,  32.68) 10/29/2025   21:37:11  ( -70.23,  32.62)    2.16                69
 11/01/2025   12:13:30   ( -70.36, 173.49) 11/01/2025   12:12:40  ( -70.38, 173.52)    2.44                50
 11/01/2025   13:02:56   (  70.30, -18.95) 11/01/2025   13:03:24  (  70.28, -19.01)    3.05                28