Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 4 25.  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)
 04/25/2023   05:43:58   (  70.34,  90.66) 04/25/2023   05:43:58  (  70.33,  90.64)    1.03                 0
 04/25/2023   06:34:40   ( -70.25,-101.89) 04/25/2023   06:33:27  ( -70.27,-101.82)    3.33                73
 04/27/2023   21:10:05   ( -70.40,  39.03) 04/27/2023   21:10:58  ( -70.43,  39.02)    3.15                53
 04/27/2023   22:00:50   (  70.34,-153.57) 04/27/2023   22:00:25  (  70.33,-153.49)    3.54                25
 04/27/2023   22:51:16   ( -69.41,  15.14) 04/27/2023   22:50:09  ( -69.44,  12.92)   86.95                67
 04/30/2023   13:26:56   ( -70.37, 154.86) 04/30/2023   13:27:25  ( -70.39, 154.84)    2.94                29
 04/30/2023   14:17:40   (  70.26, -37.66) 04/30/2023   14:16:52  (  70.28, -37.67)    2.99                48
 05/03/2023   04:53:08   (  70.59, 102.96) 05/03/2023   04:54:20  (  70.53, 103.30)   14.35                72
 05/03/2023   05:43:47   ( -70.34, -89.32) 05/03/2023   05:43:51  ( -70.37, -89.31)    2.98                 4
 05/03/2023   06:34:31   (  70.23,  78.15) 05/03/2023   06:33:18  (  70.25,  78.18)    2.42                73
 05/05/2023   21:09:55   (  70.42,-140.99) 05/05/2023   21:10:46  (  70.41,-140.99)    1.73                51
 05/05/2023   22:00:37   ( -70.32,  26.48) 05/05/2023   22:00:16  ( -70.30,  26.49)    2.62                21
 05/05/2023   22:51:04   (  69.32,-164.72) 05/05/2023   22:49:58  (  69.36,-167.17)   96.22                66
 05/08/2023   13:26:45   (  70.37, -25.13) 05/08/2023   13:27:11  (  70.36, -25.17)    2.19                26
 05/08/2023   14:17:27   ( -70.27, 142.35) 05/08/2023   14:16:41  ( -70.25, 142.31)    2.41                46