Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 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)
 06/22/2023   21:09:17   (  70.57,-141.19) 06/22/2023   21:10:28  (  70.47,-140.78)   18.26                71
 06/22/2023   21:59:55   ( -70.27,  26.60) 06/22/2023   22:00:00  ( -70.25,  26.53)    3.41                 5
 06/22/2023   22:50:39   (  70.15,-165.90) 06/22/2023   22:49:27  (  70.15,-165.98)    2.74                72
 06/25/2023   13:26:10   (  70.36, -25.11) 06/25/2023   13:26:59  (  70.33, -25.10)    3.33                49
 06/25/2023   14:16:51   ( -70.22, 142.43) 06/25/2023   14:16:29  ( -70.22, 142.38)    1.98                22
 06/28/2023   05:43:05   (  70.27,  90.79) 06/28/2023   05:43:28  (  70.28,  90.72)    2.85                23
 06/28/2023   06:33:47   ( -70.18,-101.75) 06/28/2023   06:32:58  ( -70.17,-101.80)    2.17                49
 06/30/2023   21:09:17   ( -70.36,  39.11) 06/30/2023   21:10:29  ( -70.37,  39.09)    1.52                72
 06/30/2023   22:00:01   (  70.24,-153.41) 06/30/2023   21:59:56  (  70.26,-153.43)    1.60                 5
 06/30/2023   22:50:41   ( -70.04,  14.22) 06/30/2023   22:49:27  ( -70.10,  13.98)   10.78                74
 07/03/2023   13:26:12   ( -70.33, 154.91) 07/03/2023   13:26:56  ( -70.32, 154.92)    0.99                44
 07/03/2023   14:16:56   (  70.22, -37.61) 07/03/2023   14:16:23  (  70.21, -37.61)    1.51                33