Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 13.  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)
 06/14/2023   21:09:21   ( -70.44,  39.00) 06/14/2023   21:10:30  ( -70.45,  39.03)    1.36                69
 06/14/2023   22:00:05   (  70.33,-153.51) 06/14/2023   21:59:57  (  70.35,-153.48)    2.39                 8
 06/14/2023   22:50:43   ( -70.03,  14.27) 06/14/2023   22:49:30  ( -70.07,  13.75)   19.86                73
 06/17/2023   13:26:12   ( -70.38, 154.87) 06/17/2023   13:26:57  ( -70.40, 154.83)    2.10                45
 06/17/2023   14:16:56   (  70.27, -37.65) 06/17/2023   14:16:24  (  70.29, -37.68)    1.98                32
 06/20/2023   04:52:35   (  71.16, 102.06) 06/20/2023   04:53:42  (  71.08, 104.11)   74.43                67
 06/20/2023   05:43:04   ( -70.38, -89.35) 06/20/2023   05:43:23  ( -70.37, -89.33)    2.14                19
 06/20/2023   06:33:48   (  70.28,  78.13) 06/20/2023   06:32:50  (  70.25,  78.16)    2.71                58
 06/22/2023   21:09:13   (  70.43,-140.97) 06/22/2023   21:10:19  (  70.42,-141.00)    2.25                66
 06/22/2023   21:59:55   ( -70.34,  26.50) 06/22/2023   21:59:49  ( -70.31,  26.48)    3.17                 6
 06/22/2023   22:50:32   (  69.86,-165.46) 06/22/2023   22:49:21  (  69.92,-166.43)   37.49                71
 06/25/2023   13:26:03   (  70.40, -25.13) 06/25/2023   13:26:43  (  70.39, -25.15)    1.34                40
 06/25/2023   14:16:45   ( -70.30, 142.34) 06/25/2023   14:16:13  ( -70.28, 142.33)    1.75                32