Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 4 9.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 04/11/2025   14:16:15   ( -70.21, 142.23) 04/11/2025   14:17:04  ( -70.21, 142.21)    0.52                49
 04/11/2025   15:07:00   (  70.12, -50.33) 04/11/2025   15:06:31  (  70.10, -50.29)    2.13                29
 04/14/2025   05:42:46   (  70.95,  89.46) 04/14/2025   05:43:54  (  70.80,  91.34)   70.17                68
 04/14/2025   06:33:14   ( -70.19,-101.99) 04/14/2025   06:33:32  ( -70.20,-101.92)    3.06                18
 04/14/2025   07:23:58   (  70.05,  65.53) 04/14/2025   07:23:00  (  70.04,  65.49)    2.13                58
 04/16/2025   21:59:32   (  70.27,-153.68) 04/16/2025   22:00:31  (  70.26,-153.59)    3.39                59
 04/16/2025   22:50:13   ( -70.14,  13.85) 04/16/2025   22:50:01  ( -70.15,  13.89)    2.27                12
 04/16/2025   23:40:47   (  69.47,-177.86) 04/16/2025   23:39:37  (  69.54,-179.31)   57.17                70
 04/19/2025   14:16:30   (  70.18, -37.78) 04/19/2025   14:16:59  (  70.21, -37.77)    3.58                29
 04/19/2025   15:07:12   ( -70.09, 129.67) 04/19/2025   15:06:29  ( -70.11, 129.71)    2.29                43
 04/22/2025   05:42:47   ( -70.38, -89.64) 04/22/2025   05:43:58  ( -70.35, -89.34)   11.86                71
 04/22/2025   06:33:29   (  70.16,  78.02) 04/22/2025   06:33:26  (  70.18,  78.06)    2.88                 3
 04/22/2025   07:24:10   ( -70.01,-114.44) 04/22/2025   07:22:57  ( -70.02,-114.53)    3.40                73