Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 5 13.  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)
 05/13/2023   21:09:48   ( -70.42,  39.02) 05/13/2023   21:10:49  ( -70.41,  38.98)    1.90                61
 05/13/2023   22:00:32   (  70.31,-153.50) 05/13/2023   22:00:16  (  70.31,-153.52)    0.94                16
 05/13/2023   22:51:04   ( -69.69,  14.76) 05/13/2023   22:49:54  ( -69.75,  13.33)   55.50                70
 05/16/2023   13:26:41   ( -70.38, 154.85) 05/16/2023   13:27:17  ( -70.38, 154.81)    1.38                36
 05/16/2023   14:17:25   (  70.28, -37.68) 05/16/2023   14:16:44  (  70.28, -37.69)    0.61                41
 05/19/2023   04:52:59   (  70.82, 102.59) 05/19/2023   04:54:10  (  70.70, 103.54)   37.22                71
 05/19/2023   05:43:34   ( -70.36, -89.34) 05/19/2023   05:43:44  ( -70.37, -89.32)    1.51                10
 05/19/2023   06:34:18   (  70.25,  78.13) 05/19/2023   06:33:11  (  70.26,  78.17)    1.80                67
 05/21/2023   21:09:45   (  70.44,-141.02) 05/21/2023   21:10:41  (  70.43,-140.97)    1.77                56
 05/21/2023   22:00:27   ( -70.34,  26.46) 05/21/2023   22:00:11  ( -70.32,  26.50)    2.21                16
 05/21/2023   22:50:58   (  69.55,-165.04) 05/21/2023   22:49:49  (  69.61,-166.86)   70.78                69
 05/24/2023   13:26:36   (  70.38, -25.15) 05/24/2023   13:27:06  (  70.41, -25.13)    3.09                30
 05/24/2023   14:17:18   ( -70.28, 142.33) 05/24/2023   14:16:36  ( -70.30, 142.35)    2.81                42