Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 5 18.  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)
 05/18/2025   21:09:32   ( -70.50,  38.56) 05/18/2025   21:10:43  ( -70.41,  39.00)   18.97                71
 05/18/2025   22:00:12   (  70.19,-153.65) 05/18/2025   22:00:12  (  70.21,-153.66)    1.48                 0
 05/18/2025   22:50:54   ( -70.08,  13.84) 05/18/2025   22:49:42  ( -70.09,  13.81)    1.42                72
 05/21/2025   13:26:26   ( -70.30, 154.64) 05/21/2025   13:27:13  ( -70.30, 154.71)    2.65                47
 05/21/2025   14:17:09   (  70.16, -37.82) 05/21/2025   14:16:41  (  70.14, -37.87)    2.36                28
 05/24/2025   04:52:53   (  71.02, 101.92) 05/24/2025   04:54:01  (  70.93, 103.90)   72.52                68
 05/24/2025   05:43:22   ( -70.22, -89.46) 05/24/2025   05:43:42  ( -70.21, -89.53)    2.89                20
 05/24/2025   06:34:06   (  70.13,  77.99) 05/24/2025   06:33:09  (  70.11,  77.96)    2.66                57
 05/26/2025   21:09:36   (  70.32,-141.16) 05/26/2025   21:10:38  (  70.32,-141.13)    1.28                62
 05/26/2025   22:00:18   ( -70.20,  26.35) 05/26/2025   22:00:08  ( -70.21,  26.35)    1.80                10
 05/26/2025   22:50:53   (  69.64,-165.49) 05/26/2025   22:49:43  (  69.66,-166.78)   49.67                70
 05/29/2025   13:26:33   (  70.31, -25.37) 05/29/2025   13:27:05  (  70.29, -25.29)    3.60                32
 05/29/2025   14:17:15   ( -70.18, 142.15) 05/29/2025   14:16:35  ( -70.18, 142.19)    1.56                40