Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 4 10.  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)
 04/11/2025   14:16:15   ( -70.19, 142.24) 04/11/2025   14:17:04  ( -70.21, 142.22)    2.00                49
 04/11/2025   15:07:00   (  70.10, -50.31) 04/11/2025   15:06:31  (  70.11, -50.28)    1.03                29
 04/14/2025   05:42:45   (  70.93,  89.49) 04/14/2025   05:43:53  (  70.80,  91.33)   68.97                68
 04/14/2025   06:33:14   ( -70.18,-101.97) 04/14/2025   06:33:32  ( -70.20,-101.93)    2.69                18
 04/14/2025   07:23:58   (  70.04,  65.55) 04/14/2025   07:23:00  (  70.03,  65.49)    2.36                58
 04/16/2025   21:59:32   (  70.25,-153.65) 04/16/2025   22:00:31  (  70.24,-153.62)    2.14                59
 04/16/2025   22:50:13   ( -70.12,  13.87) 04/16/2025   22:50:01  ( -70.13,  13.86)    1.25                12
 04/16/2025   23:40:47   (  69.46,-177.83) 04/16/2025   23:39:38  (  69.47,-179.41)   61.56                69
 04/19/2025   14:16:30   (  70.16, -37.75) 04/19/2025   14:16:59  (  70.17, -37.83)    3.28                29
 04/19/2025   15:07:12   ( -70.07, 129.70) 04/19/2025   15:06:29  ( -70.07, 129.66)    1.71                43
 04/22/2025   05:42:46   ( -70.31, -89.52) 04/22/2025   05:43:58  ( -70.29, -89.42)    4.21                72
 04/22/2025   06:33:29   (  70.13,  78.05) 04/22/2025   06:33:26  (  70.12,  77.98)    3.32                 3
 04/22/2025   07:24:09   ( -69.94,-114.33) 04/22/2025   07:22:57  ( -69.96,-114.61)   11.06                72