Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 1.  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)
 06/01/2023   13:26:29   ( -70.41, 154.81) 06/01/2023   13:27:09  ( -70.38, 154.81)    2.87                40
 06/01/2023   14:17:13   (  70.30, -37.71) 06/01/2023   14:16:36  (  70.28, -37.69)    1.61                37
 06/04/2023   04:52:51   (  71.09, 102.15) 06/04/2023   04:53:59  (  70.95, 103.91)   65.30                68
 06/04/2023   05:43:21   ( -70.37, -89.35) 06/04/2023   05:43:38  ( -70.35, -89.37)    2.33                17
 06/04/2023   06:34:05   (  70.26,  78.13) 06/04/2023   06:33:05  (  70.24,  78.13)    1.64                60
 06/06/2023   21:09:31   (  70.43,-140.99) 06/06/2023   21:10:36  (  70.45,-140.97)    3.04                65
 06/06/2023   22:00:13   ( -70.33,  26.48) 06/06/2023   22:00:06  ( -70.34,  26.50)    1.69                 7
 06/06/2023   22:50:50   (  69.86,-165.49) 06/06/2023   22:49:39  (  69.91,-166.47)   38.23                71
 06/09/2023   13:26:23   (  70.40, -25.17) 06/09/2023   13:27:04  (  70.43, -25.13)    3.26                41
 06/09/2023   14:17:05   ( -70.30, 142.30) 06/09/2023   14:16:34  ( -70.32, 142.35)    2.66                31
 06/12/2023   04:52:45   ( -71.26, -78.13) 06/12/2023   04:53:52  ( -71.14, -75.80)   84.49                67
 06/12/2023   05:43:14   (  70.38,  90.63) 06/12/2023   05:43:31  (  70.38,  90.68)    1.70                17
 06/12/2023   06:33:56   ( -70.28,-101.89) 06/12/2023   06:33:01  ( -70.27,-101.84)    2.06                55
 06/14/2023   21:09:21   ( -70.41,  39.05) 06/14/2023   21:10:32  ( -70.43,  38.98)    2.94                71
 06/14/2023   22:00:05   (  70.31,-153.49) 06/14/2023   21:59:59  (  70.31,-153.54)    2.21                 6
 06/14/2023   22:50:44   ( -70.05,  14.23) 06/14/2023   22:49:31  ( -70.10,  13.79)   17.54                73