Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 7 14.  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)
 07/16/2025   13:26:54   (  70.25, -25.22) 07/16/2025   13:27:30  (  70.23, -25.25)    2.88                36
 07/16/2025   14:17:35   ( -70.13, 142.29) 07/16/2025   14:17:00  ( -70.13, 142.23)    2.61                35
 07/19/2025   04:53:16   ( -70.93, -77.85) 07/19/2025   04:54:25  ( -70.82, -76.15)   63.37                69
 07/19/2025   05:43:49   (  70.22,  90.61) 07/19/2025   05:44:01  (  70.22,  90.61)    0.44                12
 07/19/2025   06:34:30   ( -70.10,-101.88) 07/19/2025   06:33:31  ( -70.12,-101.91)    1.91                59
 07/21/2025   21:09:58   ( -70.28,  38.99) 07/21/2025   21:11:04  ( -70.31,  38.97)    3.03                66
 07/21/2025   22:00:43   (  70.20,-153.57) 07/21/2025   22:00:31  (  70.19,-153.55)    0.96                12
 07/21/2025   22:51:18   ( -69.76,  14.41) 07/21/2025   22:50:06  ( -69.82,  13.55)   33.77                72
 07/24/2025   13:26:53   ( -70.26, 154.80) 07/24/2025   13:27:35  ( -70.27, 154.79)    1.26                42
 07/24/2025   14:17:38   (  70.18, -37.76) 07/24/2025   14:17:02  (  70.15, -37.73)    3.03                36
 07/27/2025   04:53:18   (  70.94, 102.15) 07/27/2025   04:54:26  (  70.86, 103.92)   65.06                68
 07/27/2025   05:43:48   ( -70.24, -89.39) 07/27/2025   05:44:06  ( -70.22, -89.41)    2.83                18
 07/27/2025   06:34:32   (  70.11,  78.12) 07/27/2025   06:33:33  (  70.10,  78.07)    2.45                59