Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 7 8.  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)
 07/08/2025   13:26:51   ( -70.27, 154.75) 07/08/2025   13:27:26  ( -70.28, 154.82)    2.99                35
 07/08/2025   14:17:35   (  70.14, -37.74) 07/08/2025   14:16:54  (  70.13, -37.77)    1.53                41
 07/11/2025   04:53:11   (  70.67, 102.57) 07/11/2025   04:54:22  (  70.55, 103.46)   35.41                71
 07/11/2025   05:43:46   ( -70.22, -89.40) 07/11/2025   05:43:56  ( -70.22, -89.39)    0.74                10
 07/11/2025   06:34:30   (  70.09,  78.10) 07/11/2025   06:33:23  (  70.11,  78.10)    2.12                67
 07/13/2025   21:10:00   (  70.31,-141.08) 07/13/2025   21:10:55  (  70.30,-141.02)    2.68                55
 07/13/2025   22:00:41   ( -70.18,  26.44) 07/13/2025   22:00:25  ( -70.19,  26.46)    1.41                16
 07/13/2025   22:51:12   (  69.36,-165.04) 07/13/2025   22:50:04  (  69.42,-166.97)   75.89                68
 07/16/2025   13:26:54   (  70.27, -25.25) 07/16/2025   13:27:23  (  70.25, -25.20)    2.84                29
 07/16/2025   14:17:35   ( -70.14, 142.27) 07/16/2025   14:16:53  ( -70.15, 142.29)    1.08                42
 07/19/2025   04:53:10   ( -70.63, -77.35) 07/19/2025   04:54:21  ( -70.53, -76.54)   31.69                71
 07/19/2025   05:43:48   (  70.19,  90.66) 07/19/2025   05:43:52  (  70.20,  90.61)    2.26                 4
 07/19/2025   06:34:30   ( -70.11,-101.90) 07/19/2025   06:33:22  ( -70.10,-101.90)    1.54                68
 07/21/2025   21:09:59   ( -70.29,  38.98) 07/21/2025   21:10:53  ( -70.30,  39.00)    1.64                54
 07/21/2025   22:00:43   (  70.16,-153.51) 07/21/2025   22:00:20  (  70.18,-153.52)    2.42                23