Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 5 28.  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)
 05/29/2023   21:09:37   ( -70.41,  39.03) 05/29/2023   21:10:40  ( -70.44,  39.02)    3.11                63
 05/29/2023   22:00:21   (  70.31,-153.49) 05/29/2023   22:00:08  (  70.29,-153.56)    3.32                13
 05/29/2023   22:50:55   ( -69.79,  14.61) 05/29/2023   22:49:44  ( -69.84,  13.44)   44.95                71
 06/01/2023   13:26:29   ( -70.37, 154.88) 06/01/2023   13:27:10  ( -70.38, 154.80)    3.20                41
 06/01/2023   14:17:13   (  70.26, -37.65) 06/01/2023   14:16:37  (  70.27, -37.71)    2.70                36
 06/04/2023   04:52:50   (  71.05, 102.21) 06/04/2023   04:53:59  (  70.95, 103.90)   62.12                69
 06/04/2023   05:43:21   ( -70.38, -89.37) 06/04/2023   05:43:38  ( -70.35, -89.37)    2.81                17
 06/04/2023   06:34:04   (  70.22,  78.19) 06/04/2023   06:33:05  (  70.24,  78.12)    3.42                59
 06/06/2023   21:09:31   (  70.44,-141.01) 06/06/2023   21:10:36  (  70.46,-140.96)    3.09                65
 06/06/2023   22:00:13   ( -70.34,  26.46) 06/06/2023   22:00:06  ( -70.36,  26.52)    2.92                 7
 06/06/2023   22:50:50   (  69.87,-165.51) 06/06/2023   22:49:39  (  69.92,-166.47)   36.94                71
 06/09/2023   13:26:23   (  70.42, -25.20) 06/09/2023   13:27:05  (  70.39, -25.18)    2.41                42
 06/09/2023   14:17:05   ( -70.31, 142.28) 06/09/2023   14:16:35  ( -70.29, 142.30)    2.28                30