Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2022 12 6.  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)
 12/07/2022   14:16:21   (  70.59, -38.33) 12/07/2022   14:17:31  (  70.46, -37.33)   39.97                70
 12/07/2022   15:06:55   ( -70.09, 129.78) 12/07/2022   15:07:06  ( -70.07, 129.74)    2.48                11
 12/07/2022   15:57:39   (  69.96, -62.72) 12/07/2022   15:56:33  (  69.97, -62.76)    1.96                66
 12/10/2022   06:33:12   (  70.16,  78.12) 12/10/2022   06:34:06  (  70.17,  78.12)    0.99                54
 12/10/2022   07:23:54   ( -70.07,-114.43) 12/10/2022   07:23:36  ( -70.06,-114.40)    1.85                18
 12/10/2022   08:14:23   (  69.15,  54.23) 12/10/2022   08:13:16  (  69.23,  52.12)   83.79                67
 12/12/2022   22:50:11   (  70.15,-166.10) 12/12/2022   22:50:36  (  70.13,-166.05)    2.68                25
 12/12/2022   23:40:52   ( -70.00,   1.43) 12/12/2022   23:40:06  ( -70.02,   1.43)    2.10                46
 12/15/2022   14:16:26   ( -70.26, 142.18) 12/15/2022   14:17:38  ( -70.24, 142.34)    6.36                72
 12/15/2022   15:07:09   (  70.09, -50.25) 12/15/2022   15:07:06  (  70.08, -50.25)    1.35                 3
 12/15/2022   15:57:50   ( -69.94, 117.29) 12/15/2022   15:56:36  ( -69.97, 117.23)    3.92                74
 12/18/2022   06:33:22   ( -70.15,-101.89) 12/18/2022   06:34:07  ( -70.17,-101.88)    2.93                45
 12/18/2022   07:24:06   (  70.03,  65.59) 12/18/2022   07:23:34  (  70.06,  65.60)    2.92                32