Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 6 16.  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)
 06/17/2025   04:53:04   ( -70.80, -77.70) 06/17/2025   04:54:14  ( -70.67, -76.38)   50.57                70
 06/17/2025   05:43:38   (  70.18,  90.61) 06/17/2025   05:43:48  (  70.19,  90.56)    2.46                10
 06/17/2025   06:34:20   ( -70.07,-101.91) 06/17/2025   06:33:18  ( -70.08,-101.97)    2.46                62
 06/19/2025   21:09:51   ( -70.31,  38.88) 06/19/2025   21:10:52  ( -70.29,  38.93)    2.76                61
 06/19/2025   22:00:34   (  70.15,-153.58) 06/19/2025   22:00:20  (  70.13,-153.65)    3.72                14
 06/19/2025   22:51:07   ( -69.57,  14.61) 06/19/2025   22:49:57  ( -69.64,  13.29)   51.76                70
 06/22/2025   13:26:45   ( -70.24, 154.76) 06/22/2025   13:27:23  ( -70.22, 154.70)    3.06                38
 06/22/2025   14:17:29   (  70.13, -37.77) 06/22/2025   14:16:50  (  70.11, -37.81)    3.03                39
 06/25/2025   04:53:07   (  70.75, 102.40) 06/25/2025   04:54:17  (  70.67, 103.61)   45.42                70
 06/25/2025   05:43:41   ( -70.22, -89.44) 06/25/2025   05:43:53  ( -70.23, -89.39)    2.25                12
 06/25/2025   06:34:25   (  70.12,  78.03) 06/25/2025   06:33:20  (  70.12,  78.09)    2.54                65
 06/27/2025   21:09:54   (  70.27,-141.05) 06/27/2025   21:10:54  (  70.28,-141.08)    1.73                60
 06/27/2025   22:00:36   ( -70.16,  26.43) 06/27/2025   22:00:24  ( -70.18,  26.41)    2.02                12
 06/27/2025   22:51:09   (  69.48,-165.24) 06/27/2025   22:50:00  (  69.57,-166.80)   61.67                69