Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 5 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)
 05/08/2025   05:43:06   ( -70.26, -89.50) 05/08/2025   05:43:51  ( -70.28, -89.44)    3.24                45
 05/08/2025   06:33:50   (  70.15,  77.98) 05/08/2025   06:33:19  (  70.13,  77.98)    2.53                31
 05/10/2025   21:09:32   (  70.88,-142.04) 05/10/2025   21:10:41  (  70.76,-140.48)   58.52                69
 05/10/2025   22:00:03   ( -70.19,  26.37) 05/10/2025   22:00:19  ( -70.21,  26.33)    2.30                16
 05/10/2025   22:50:47   (  70.09,-166.16) 05/10/2025   22:49:46  (  70.10,-166.17)    1.77                61
 05/13/2025   13:26:19   (  70.29, -25.34) 05/13/2025   13:27:16  (  70.27, -25.32)    2.68                57
 05/13/2025   14:17:01   ( -70.18, 142.15) 05/13/2025   14:16:46  ( -70.16, 142.15)    2.70                15
 05/13/2025   15:07:32   (  69.40, -49.36) 05/13/2025   15:06:24  (  69.44, -51.19)   71.63                68
 05/16/2025   05:43:15   (  70.25,  90.51) 05/16/2025   05:43:41  (  70.25,  90.53)    0.90                26
 05/16/2025   06:33:57   ( -70.13,-101.99) 05/16/2025   06:33:11  ( -70.14,-102.00)    0.92                46
 05/18/2025   21:09:28   ( -70.29,  38.90) 05/18/2025   21:10:40  ( -70.31,  38.86)    2.41                72
 05/18/2025   22:00:12   (  70.20,-153.66) 05/18/2025   22:00:07  (  70.19,-153.66)    1.07                 5
 05/18/2025   22:50:51   ( -69.92,  14.09) 05/18/2025   22:49:39  ( -69.98,  13.67)   17.07                72
 05/21/2025   13:26:26   ( -70.30, 154.65) 05/21/2025   13:27:05  ( -70.28, 154.72)    3.30                39
 05/21/2025   14:17:09   (  70.17, -37.83) 05/21/2025   14:16:32  (  70.17, -37.80)    1.30                37