Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 4 17.  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   14:16:31   (  70.21, -37.83) 04/19/2025   14:16:59  (  70.19, -37.81)    2.36                28
 04/19/2025   15:07:12   ( -70.08, 129.69) 04/19/2025   15:06:29  ( -70.08, 129.67)    1.04                43
 04/22/2025   05:42:45   ( -70.31, -89.53) 04/22/2025   05:43:57  ( -70.31, -89.40)    5.04                72
 04/22/2025   06:33:28   (  70.13,  78.05) 04/22/2025   06:33:25  (  70.14,  78.01)    1.98                 3
 04/22/2025   07:24:09   ( -70.00,-114.42) 04/22/2025   07:22:55  ( -70.03,-114.51)    5.41                74
 04/24/2025   21:59:43   ( -70.24,  26.34) 04/24/2025   22:00:24  ( -70.22,  26.36)    2.76                41
 04/24/2025   22:50:27   (  70.12,-166.17) 04/24/2025   22:49:51  (  70.10,-166.16)    1.88                36
 04/27/2025   13:26:05   (  70.59, -25.78) 04/27/2025   13:27:16  (  70.46, -25.03)   31.58                71
 04/27/2025   14:16:41   ( -70.18, 142.20) 04/27/2025   14:16:49  ( -70.19, 142.21)    1.01                 8
 04/27/2025   15:07:25   (  70.07, -50.32) 04/27/2025   15:06:16  (  70.07, -50.31)    0.79                69
 04/30/2025   05:42:57   (  70.24,  90.55) 04/30/2025   05:43:44  (  70.22,  90.52)    2.50                47
 04/30/2025   06:33:39   ( -70.13,-101.97) 04/30/2025   06:33:14  ( -70.11,-102.00)    2.58                25