Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 8 22.  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)
 08/23/2023   05:43:02   ( -70.25, -89.30) 08/23/2023   05:44:03  ( -70.26, -89.34)    2.44                61
 08/23/2023   06:33:47   (  70.18,  78.11) 08/23/2023   06:33:30  (  70.17,  78.16)    2.70                17
 08/23/2023   07:24:18   ( -69.51,-113.58) 08/23/2023   07:23:08  ( -69.61,-114.98)   55.28                70
 08/25/2023   21:59:55   ( -70.20,  26.53) 08/25/2023   22:00:35  ( -70.22,  26.47)    2.84                40
 08/25/2023   22:50:40   (  70.14,-166.07) 08/25/2023   22:50:02  (  70.12,-166.03)    3.11                38
 08/28/2023   13:26:19   (  70.95, -26.21) 08/28/2023   13:27:27  (  70.81, -24.41)   67.64                68
 08/28/2023   14:16:49   ( -70.22, 142.27) 08/28/2023   14:17:06  ( -70.21, 142.33)    2.93                17
 08/28/2023   15:07:33   (  70.12, -50.25) 08/28/2023   15:06:33  (  70.10, -50.18)    3.35                60
 08/31/2023   05:42:58   (  70.25,  90.69) 08/31/2023   05:44:06  (  70.27,  90.67)    3.01                68
 08/31/2023   06:33:40   ( -70.15,-101.84) 08/31/2023   06:33:36  ( -70.17,-101.85)    2.30                 4
 08/31/2023   07:24:19   (  69.78,  66.03) 08/31/2023   07:23:07  (  69.84,  65.33)   27.57                72
 09/02/2023   21:59:51   (  70.23,-153.51) 09/02/2023   22:00:36  (  70.25,-153.47)    2.97                45
 09/02/2023   22:50:33   ( -70.13,  13.96) 09/02/2023   22:50:06  ( -70.15,  14.01)    3.33                27