Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 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)
 06/25/2023   13:26:10   (  70.36, -25.10) 06/25/2023   13:26:59  (  70.34, -25.09)    2.53                49
 06/25/2023   14:16:51   ( -70.22, 142.43) 06/25/2023   14:16:29  ( -70.22, 142.38)    2.02                22
 06/28/2023   05:43:06   (  70.33,  90.70) 06/28/2023   05:43:27  (  70.32,  90.78)    3.01                21
 06/28/2023   06:33:47   ( -70.19,-101.76) 06/28/2023   06:32:57  ( -70.21,-101.75)    2.47                50
 06/30/2023   21:09:16   ( -70.37,  39.09) 06/30/2023   21:10:27  ( -70.39,  39.12)    1.88                71
 06/30/2023   22:00:00   (  70.26,-153.42) 06/30/2023   21:59:54  (  70.28,-153.39)    2.42                 6
 06/30/2023   22:50:39   ( -70.01,  14.27) 06/30/2023   22:49:26  ( -70.06,  13.93)   14.31                73
 07/03/2023   13:26:11   ( -70.30, 154.95) 07/03/2023   13:26:55  ( -70.31, 154.91)    1.86                44
 07/03/2023   14:16:55   (  70.19, -37.56) 07/03/2023   14:16:22  (  70.20, -37.61)    2.16                33
 07/06/2023   04:52:35   (  70.91, 102.41) 07/06/2023   04:53:44  (  70.80, 103.90)   55.92                69
 07/06/2023   05:43:06   ( -70.24, -89.19) 07/06/2023   05:43:22  ( -70.26, -89.27)    3.40                16
 07/06/2023   06:33:51   (  70.18,  78.21) 07/06/2023   06:32:48  (  70.20,  78.29)    3.30                63
 07/08/2023   21:09:20   (  70.34,-140.90) 07/08/2023   21:10:18  (  70.33,-140.90)    0.79                58
 07/08/2023   22:00:02   ( -70.24,  26.57) 07/08/2023   21:59:48  ( -70.23,  26.59)    1.54                14
 07/08/2023   22:50:34   (  69.49,-165.01) 07/08/2023   22:49:25  (  69.56,-166.70)   66.43                69