Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 3 27.  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)
 03/29/2023   13:27:02   ( -70.29, 154.76) 03/29/2023   13:27:40  ( -70.28, 154.72)    2.14                38
 03/29/2023   14:17:46   (  70.16, -37.73) 03/29/2023   14:17:07  (  70.17, -37.79)    2.57                39
 04/01/2023   04:53:20   (  70.54, 102.81) 04/01/2023   04:54:32  (  70.45, 103.23)   18.33                72
 04/01/2023   05:43:58   ( -70.25, -89.40) 04/01/2023   05:44:04  ( -70.23, -89.46)    2.79                 6
 04/01/2023   06:34:42   (  70.12,  78.10) 04/01/2023   06:33:31  (  70.12,  78.03)    2.73                71
 04/03/2023   21:10:13   (  70.30,-141.04) 04/03/2023   21:10:58  (  70.30,-141.09)    2.07                45
 04/03/2023   22:00:55   ( -70.22,  26.42) 04/03/2023   22:00:28  ( -70.19,  26.38)    3.03                27
 04/06/2023   12:36:37   ( -70.98, 166.33) 04/06/2023   12:37:45  ( -70.87, 168.02)   62.66                68
 04/06/2023   13:27:10   (  70.29, -25.24) 04/06/2023   13:27:21  (  70.27, -25.24)    2.40                11
 04/06/2023   14:17:51   ( -70.15, 142.30) 04/06/2023   14:16:51  ( -70.16, 142.24)    2.77                60
 04/09/2023   04:53:22   ( -70.35, -76.87) 04/09/2023   04:54:16  ( -70.36, -76.85)    1.62                54
 04/09/2023   05:44:06   (  70.24,  90.61) 04/09/2023   05:43:43  (  70.24,  90.63)    0.95                23