Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 8 23.  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   05:43:03   ( -70.29, -89.37) 08/23/2023   05:44:03  ( -70.27, -89.33)    2.46                60
 08/23/2023   06:33:47   (  70.17,  78.12) 08/23/2023   06:33:30  (  70.18,  78.18)    2.21                17
 08/23/2023   07:24:19   ( -69.56,-113.65) 08/23/2023   07:23:09  ( -69.57,-115.04)   54.19                70
 08/25/2023   21:59:56   ( -70.25,  26.46) 08/25/2023   22:00:35  ( -70.23,  26.48)    2.16                39
 08/25/2023   22:50:40   (  70.13,-166.05) 08/25/2023   22:50:02  (  70.13,-166.01)    1.55                38
 08/28/2023   13:26:18   (  70.94, -26.20) 08/28/2023   13:27:26  (  70.82, -24.39)   66.99                68
 08/28/2023   14:16:48   ( -70.21, 142.29) 08/28/2023   14:17:05  ( -70.22, 142.34)    2.12                17
 08/28/2023   15:07:32   (  70.10, -50.24) 08/28/2023   15:06:32  (  70.11, -50.16)    2.99                60
 08/31/2023   05:42:59   (  70.29,  90.63) 08/31/2023   05:44:06  (  70.28,  90.68)    2.05                67
 08/31/2023   06:33:41   ( -70.19,-101.90) 08/31/2023   06:33:36  ( -70.17,-101.84)    2.76                 5
 08/31/2023   07:24:19   (  69.76,  66.05) 08/31/2023   07:23:07  (  69.85,  65.34)   28.49                72
 09/02/2023   21:59:51   (  70.22,-153.49) 09/02/2023   22:00:37  (  70.21,-153.54)    1.96                46
 09/02/2023   22:50:33   ( -70.11,  13.98) 09/02/2023   22:50:07  ( -70.11,  13.95)    1.62                26
 09/05/2023   14:16:44   (  70.21, -37.71) 09/05/2023   14:17:06  (  70.22, -37.64)    2.85                22
 09/05/2023   15:07:26   ( -70.10, 129.77) 09/05/2023   15:06:36  ( -70.12, 129.85)    3.50                50