Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 6 19.  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)
 06/19/2025   21:09:50   ( -70.27,  38.94) 06/19/2025   21:10:52  ( -70.28,  38.91)    1.54                62
 06/19/2025   22:00:34   (  70.16,-153.59) 06/19/2025   22:00:19  (  70.18,-153.59)    1.69                15
 06/19/2025   22:51:07   ( -69.59,  14.60) 06/19/2025   22:49:57  ( -69.62,  13.27)   51.55                70
 06/22/2025   13:26:46   ( -70.25, 154.75) 06/22/2025   13:27:23  ( -70.26, 154.76)    1.48                37
 06/22/2025   14:17:30   (  70.14, -37.78) 06/22/2025   14:16:50  (  70.16, -37.74)    2.24                40
 06/25/2025   04:53:07   (  70.75, 102.39) 06/25/2025   04:54:17  (  70.66, 103.61)   45.76                70
 06/25/2025   05:43:41   ( -70.23, -89.45) 06/25/2025   05:43:53  ( -70.22, -89.41)    1.95                12
 06/25/2025   06:34:25   (  70.13,  78.02) 06/25/2025   06:33:20  (  70.12,  78.09)    2.74                65
 06/27/2025   21:09:54   (  70.27,-141.06) 06/27/2025   21:10:54  (  70.28,-141.08)    1.27                60
 06/27/2025   22:00:36   ( -70.17,  26.42) 06/27/2025   22:00:24  ( -70.17,  26.40)    0.87                12
 06/27/2025   22:51:09   (  69.48,-165.24) 06/27/2025   22:50:00  (  69.57,-166.80)   61.34                69
 06/30/2025   13:26:50   (  70.26, -25.27) 06/30/2025   13:27:24  (  70.26, -25.22)    1.94                34
 06/30/2025   14:17:32   ( -70.16, 142.20) 06/30/2025   14:16:54  ( -70.16, 142.27)    2.52                38