Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 11 21.  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)
 11/21/2023   22:49:58   ( -70.12,  13.94) 11/21/2023   22:50:26  ( -70.14,  13.95)    2.13                28
 11/21/2023   23:40:42   (  69.99,-178.55) 11/21/2023   23:39:54  (  69.98,-178.62)    2.75                48
 11/24/2023   14:16:15   (  70.44, -38.10) 11/24/2023   14:17:26  (  70.32, -37.55)   24.60                71
 11/24/2023   15:06:52   ( -70.09, 129.75) 11/24/2023   15:06:58  ( -70.10, 129.77)    0.64                 6
 11/24/2023   15:57:36   (  69.97, -62.75) 11/24/2023   15:56:25  (  69.99, -62.74)    2.72                71
 11/27/2023   06:33:03   (  70.16,  78.11) 11/27/2023   06:33:59  (  70.14,  78.07)    2.45                56
 11/27/2023   07:23:44   ( -70.02,-114.37) 11/27/2023   07:23:29  ( -70.04,-114.45)    3.25                15
 11/27/2023   08:14:16   (  69.26,  54.05) 11/27/2023   08:13:08  (  69.26,  52.15)   74.92                68
 11/29/2023   22:49:56   (  70.10,-166.03) 11/29/2023   22:50:30  (  70.11,-166.10)    2.81                34
 11/29/2023   23:40:38   ( -70.01,   1.42) 11/29/2023   23:40:00  ( -70.01,   1.39)    1.29                38
 12/02/2023   14:16:16   ( -70.74, 141.43) 12/02/2023   14:17:25  ( -70.66, 142.95)   56.50                69
 12/02/2023   15:06:50   (  70.10, -50.26) 12/02/2023   15:07:00  (  70.12, -50.21)    2.35                10
 12/02/2023   15:57:32   ( -70.01, 117.20) 12/02/2023   15:56:30  ( -70.01, 117.28)    3.01                62