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   19:57:01   (  71.11,-121.30) 10/21/2025   19:55:53  (  71.14,-123.52)   79.87                68
 10/21/2025   20:46:43   ( -70.34,  45.16) 10/21/2025   20:46:22  ( -70.36,  45.10)    2.70                21
 10/21/2025   21:36:11   (  70.19,-147.42) 10/21/2025   21:37:05  (  70.20,-147.35)    3.35                54
 10/24/2025   12:13:41   (  70.38,  -6.52) 10/24/2025   12:12:36  (  70.38,  -6.48)    1.61                65
 10/24/2025   13:03:11   ( -70.27, 160.94) 10/24/2025   13:03:18  ( -70.27, 161.00)    2.28                 7
 10/24/2025   13:52:45   (  69.78, -32.11) 10/24/2025   13:53:55  (  69.80, -30.97)   43.84                70
 10/27/2025   04:30:06   (  70.38, 109.36) 10/27/2025   04:29:32  (  70.36, 109.33)    2.85                34
 10/27/2025   05:19:36   ( -70.27, -83.16) 10/27/2025   05:20:14  ( -70.25, -83.19)    2.42                38
 10/29/2025   19:57:02   ( -70.61,  57.96) 10/29/2025   19:55:50  ( -70.71,  57.23)   28.80                72
 10/29/2025   20:46:32   (  70.34,-134.80) 10/29/2025   20:46:29  (  70.34,-134.88)    3.02                 3
 10/29/2025   21:36:02   ( -70.23,  32.67) 10/29/2025   21:37:11  ( -70.24,  32.61)    2.71                69
 11/01/2025   12:13:31   ( -70.37, 173.50) 11/01/2025   12:12:41  ( -70.39, 173.52)    2.05                50
 11/01/2025   13:02:58   (  70.26, -19.02) 11/01/2025   13:03:25  (  70.29, -19.02)    3.71                27