Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 12 24.  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)
 12/26/2023   14:16:10   (  71.00, -39.00) 12/26/2023   14:17:17  (  70.87, -36.73)   83.54                67
 12/26/2023   15:06:37   ( -70.12, 129.73) 12/26/2023   15:06:59  ( -70.10, 129.76)    2.44                22
 12/26/2023   15:57:21   (  70.00, -62.78) 12/26/2023   15:56:26  (  70.00, -62.74)    1.56                55
 12/29/2023   06:32:51   (  70.14,  78.15) 12/29/2023   06:33:58  (  70.15,  78.08)    3.27                67
 12/29/2023   07:23:33   ( -70.04,-114.38) 12/29/2023   07:23:28  ( -70.04,-114.44)    2.24                 5
 12/29/2023   08:14:11   (  69.61,  53.57) 12/29/2023   08:13:00  (  69.66,  52.67)   35.24                71
 12/31/2023   22:49:48   (  70.12,-166.06) 12/31/2023   22:50:26  (  70.10,-166.10)    2.41                38
 12/31/2023   23:40:30   ( -70.02,   1.41) 12/31/2023   23:39:56  ( -70.00,   1.38)    2.95                34
 01/03/2024   14:16:09   ( -70.64, 141.57) 01/03/2024   14:17:19  ( -70.57, 142.82)   46.91                70
 01/03/2024   15:06:44   (  70.06, -50.21) 01/03/2024   15:06:53  (  70.07, -50.26)    1.74                 9
 01/03/2024   15:57:26   ( -69.96, 117.26) 01/03/2024   15:56:23  ( -69.96, 117.23)    1.27                63
 01/06/2024   06:32:56   ( -70.17,-101.92) 01/06/2024   06:33:51  ( -70.17,-101.87)    2.10                55
 01/06/2024   07:23:40   (  70.07,  65.54) 01/06/2024   07:23:18  (  70.05,  65.61)    3.48                22