Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 4 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)
 04/19/2025   14:16:30   (  70.19, -37.79) 04/19/2025   14:16:58  (  70.22, -37.77)    3.42                28
 04/19/2025   15:07:12   ( -70.11, 129.64) 04/19/2025   15:06:28  ( -70.10, 129.70)    2.52                44
 04/22/2025   05:42:46   ( -70.34, -89.58) 04/22/2025   05:43:58  ( -70.29, -89.42)    8.19                72
 04/22/2025   06:33:29   (  70.16,  78.01) 04/22/2025   06:33:26  (  70.13,  77.99)    3.47                 3
 04/22/2025   07:24:09   ( -69.97,-114.38) 04/22/2025   07:22:56  ( -70.02,-114.54)    7.51                73
 04/24/2025   21:59:43   ( -70.21,  26.38) 04/24/2025   22:00:25  ( -70.22,  26.36)    1.12                42
 04/24/2025   22:50:27   (  70.09,-166.12) 04/24/2025   22:49:52  (  70.11,-166.15)    2.59                35
 04/27/2025   13:26:06   (  70.61, -25.81) 04/27/2025   13:27:17  (  70.50, -24.98)   33.34                71
 04/27/2025   14:16:41   ( -70.15, 142.24) 04/27/2025   14:16:51  ( -70.17, 142.18)    3.29                10
 04/27/2025   15:07:26   (  70.09, -50.35) 04/27/2025   15:06:18  (  70.06, -50.34)    3.36                68
 04/30/2025   05:42:57   (  70.25,  90.53) 04/30/2025   05:43:45  (  70.24,  90.54)    1.33                48
 04/30/2025   06:33:39   ( -70.15,-101.99) 04/30/2025   06:33:15  ( -70.13,-101.98)    1.97                24
 05/02/2025   21:09:24   ( -70.99,  37.78) 05/02/2025   21:10:32  ( -70.88,  39.74)   72.52                68
 05/02/2025   21:59:55   (  70.21,-153.65) 05/02/2025   22:00:09  (  70.21,-153.60)    1.90                14
 05/02/2025   22:50:37   ( -70.11,  13.84) 05/02/2025   22:49:39  ( -70.11,  13.88)    1.81                58