Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 9 7.  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)
 09/07/2025   21:10:37   ( -70.35,  38.90) 09/07/2025   21:11:26  ( -70.33,  38.98)    3.27                49
 09/07/2025   22:01:20   (  70.18,-153.53) 09/07/2025   22:00:54  (  70.18,-153.60)    2.70                26
 09/07/2025   22:51:45   ( -69.18,  15.25) 09/07/2025   22:50:39  ( -69.24,  12.74)   99.32                66
 09/10/2025   12:37:07   (  71.09, -13.89) 09/10/2025   12:38:14  (  71.03, -11.73)   78.28                67
 09/10/2025   13:27:35   ( -70.26, 154.80) 09/10/2025   13:27:56  ( -70.26, 154.74)    1.97                21
 09/10/2025   14:18:19   (  70.14, -37.72) 09/10/2025   14:17:23  (  70.15, -37.76)    1.76                56
 09/13/2025   04:53:53   (  70.33, 103.12) 09/13/2025   04:54:56  (  70.31, 103.08)    2.59                63
 09/13/2025   05:44:35   ( -70.22, -89.40) 09/13/2025   05:44:26  ( -70.20, -89.45)    3.08                 9
 09/13/2025   06:35:10   (  69.64,  78.79) 09/13/2025   06:34:00  (  69.71,  77.51)   50.26                70
 09/15/2025   21:10:52   (  70.26,-141.01) 09/15/2025   21:11:25  (  70.28,-141.08)    3.39                33
 09/15/2025   22:01:35   ( -70.20,  26.40) 09/15/2025   22:00:55  ( -70.17,  26.40)    2.89                40
 09/18/2025   12:37:13   ( -70.60, 166.89) 09/18/2025   12:38:24  ( -70.50, 167.48)   24.84                71
 09/18/2025   13:27:52   (  70.25, -25.24) 09/18/2025   13:27:53  (  70.28, -25.20)    3.08                 1
 09/18/2025   14:18:34   ( -70.13, 142.26) 09/18/2025   14:17:24  ( -70.12, 142.20)    2.92                70
 09/21/2025   04:54:07   ( -70.33, -76.92) 09/21/2025   04:54:53  ( -70.36, -76.84)    3.67                46