Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 5 3.  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)
 05/03/2023   04:53:08   (  70.61, 102.93) 05/03/2023   04:54:19  (  70.56, 103.35)   16.55                71
 05/03/2023   05:43:46   ( -70.32, -89.28) 05/03/2023   05:43:51  ( -70.33, -89.36)    3.22                 5
 05/03/2023   06:34:31   (  70.25,  78.12) 05/03/2023   06:33:18  (  70.23,  78.14)    2.84                73
 05/05/2023   21:09:56   (  70.43,-141.00) 05/05/2023   21:10:47  (  70.41,-140.99)    2.43                51
 05/05/2023   22:00:37   ( -70.29,  26.54) 05/05/2023   22:00:17  ( -70.29,  26.48)    2.37                20
 05/05/2023   22:51:05   (  69.33,-164.73) 05/05/2023   22:49:59  (  69.36,-167.17)   95.60                66
 05/08/2023   13:26:46   (  70.36, -25.12) 05/08/2023   13:27:13  (  70.34, -25.19)    3.52                27
 05/08/2023   14:17:28   ( -70.27, 142.35) 05/08/2023   14:16:42  ( -70.28, 142.35)    1.71                46
 05/11/2023   04:52:57   ( -70.66, -77.13) 05/11/2023   04:54:08  ( -70.58, -76.60)   21.58                71
 05/11/2023   05:43:37   (  70.35,  90.68) 05/11/2023   05:43:37  (  70.36,  90.72)    1.83                 0
 05/11/2023   06:34:19   ( -70.26,-101.85) 05/11/2023   06:33:07  ( -70.25,-101.81)    1.90                72
 05/13/2023   21:09:42   ( -70.40,  39.08) 05/13/2023   21:10:34  ( -70.41,  39.04)    1.99                52
 05/13/2023   22:00:26   (  70.30,-153.46) 05/13/2023   22:00:01  (  70.29,-153.48)    1.03                25
 05/13/2023   22:50:52   ( -69.35,  15.27) 05/13/2023   22:49:45  ( -69.41,  12.93)   91.66                67
 05/16/2023   12:36:08   (  71.39, -14.11) 05/16/2023   12:37:13  (  71.30, -11.33)   99.49                65
 05/16/2023   13:26:33   ( -70.40, 154.86) 05/16/2023   13:26:58  ( -70.37, 154.88)    3.04                25
 05/16/2023   14:17:16   (  70.25, -37.60) 05/16/2023   14:16:25  (  70.26, -37.64)    1.52                51