Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 9 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)
 09/10/2025   12:37:08   (  71.12, -13.94) 09/10/2025   12:38:15  (  71.00, -11.78)   79.46                67
 09/10/2025   13:27:36   ( -70.29, 154.74) 09/10/2025   13:27:56  ( -70.28, 154.78)    1.59                20
 09/10/2025   14:18:20   (  70.18, -37.77) 09/10/2025   14:17:23  (  70.18, -37.72)    1.94                57
 09/13/2025   04:53:54   (  70.36, 103.07) 09/13/2025   04:54:56  (  70.35, 103.12)    2.80                62
 09/13/2025   05:44:36   ( -70.26, -89.45) 09/13/2025   05:44:26  ( -70.23, -89.40)    2.84                10
 09/13/2025   06:35:11   (  69.67,  78.75) 09/13/2025   06:34:01  (  69.69,  77.47)   49.15                70
 09/15/2025   21:10:52   (  70.29,-141.06) 09/15/2025   21:11:25  (  70.27,-141.10)    2.51                33
 09/15/2025   22:01:34   ( -70.18,  26.43) 09/15/2025   22:00:55  ( -70.16,  26.38)    2.59                39
 09/18/2025   12:37:12   ( -70.58, 166.93) 09/18/2025   12:38:24  ( -70.50, 167.48)   22.01                72
 09/18/2025   13:27:51   (  70.22, -25.20) 09/18/2025   13:27:54  (  70.23, -25.28)    3.09                 3
 09/18/2025   14:18:34   ( -70.16, 142.22) 09/18/2025   14:17:23  ( -70.18, 142.28)    3.10                71
 09/21/2025   04:54:07   ( -70.30, -76.87) 09/21/2025   04:54:55  ( -70.33, -76.89)    2.58                48
 09/21/2025   05:44:51   (  70.22,  90.58) 09/21/2025   05:44:22  (  70.21,  90.59)    0.65                29