Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 3 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)
 03/10/2023   21:09:59   ( -71.15,  37.62) 03/10/2023   21:11:06  ( -71.04,  40.00)   86.62                67
 03/10/2023   22:00:28   (  70.25,-153.59) 03/10/2023   22:00:46  (  70.23,-153.58)    1.53                18
 03/10/2023   22:51:09   ( -70.11,  13.95) 03/10/2023   22:50:16  ( -70.12,  13.89)    2.41                53
 03/13/2023   13:26:41   ( -70.30, 154.78) 03/13/2023   13:27:42  ( -70.33, 154.81)    3.16                61
 03/13/2023   14:17:25   (  70.18, -37.72) 03/13/2023   14:17:10  (  70.16, -37.78)    2.84                15
 03/13/2023   15:07:57   ( -69.56, 130.52) 03/13/2023   15:06:47  ( -69.67, 129.16)   53.99                70
 03/16/2023   05:43:39   ( -70.25, -89.38) 03/16/2023   05:44:06  ( -70.26, -89.39)    0.30                27
 03/16/2023   06:34:23   (  70.14,  78.11) 03/16/2023   06:33:33  (  70.14,  78.09)    1.01                50
 03/18/2023   21:09:55   (  70.32,-141.04) 03/18/2023   21:10:58  (  70.35,-140.99)    3.16                63
 03/18/2023   22:00:37   ( -70.23,  26.42) 03/18/2023   22:00:28  ( -70.24,  26.49)    2.56                 9
 03/18/2023   22:51:13   (  69.69,-165.45) 03/18/2023   22:50:02  (  69.73,-166.57)   43.51                71
 03/21/2023   13:26:52   (  70.27, -25.19) 03/21/2023   13:27:20  (  70.26, -25.20)    1.00                28
 03/21/2023   14:17:34   ( -70.18, 142.27) 03/21/2023   14:16:50  ( -70.15, 142.28)    2.43                44