Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 10 23.  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)
 10/23/2025   04:04:19   (  71.02, 114.59) 10/23/2025   04:05:27  (  70.89, 116.29)   63.27                68
 10/23/2025   04:54:50   ( -70.33, -76.98) 10/23/2025   04:55:05  ( -70.34, -76.91)    2.63                15
 10/23/2025   05:45:33   (  70.18,  90.57) 10/23/2025   05:44:33  (  70.18,  90.51)    2.47                60
 10/25/2025   20:21:04   (  70.36,-128.56) 10/25/2025   20:22:04  (  70.35,-128.64)    3.03                60
 10/25/2025   21:11:47   ( -70.31,  38.84) 10/25/2025   21:11:33  ( -70.29,  38.91)    3.16                14
 10/25/2025   22:02:19   (  69.57,-152.74) 10/25/2025   22:01:10  (  69.63,-154.37)   63.67                69
 10/28/2025   12:38:01   (  70.34, -12.76) 10/28/2025   12:38:31  (  70.32, -12.79)    2.72                30
 10/28/2025   13:28:43   ( -70.23, 154.72) 10/28/2025   13:28:01  ( -70.21, 154.68)    3.15                42
 10/31/2025   04:04:16   ( -70.59, -64.70) 10/31/2025   04:05:27  ( -70.53, -64.23)   18.49                71
 10/31/2025   04:54:56   (  70.28, 103.11) 10/31/2025   04:54:56  (  70.31, 103.09)    3.17                 0
 10/31/2025   05:45:38   ( -70.17, -89.41) 10/31/2025   05:44:26  ( -70.20, -89.43)    3.05                72
 11/02/2025   20:21:09   ( -70.38,  51.41) 11/02/2025   20:21:55  ( -70.37,  51.44)    1.31                46
 11/02/2025   21:11:53   (  70.28,-141.12) 11/02/2025   21:11:22  (  70.26,-141.09)    2.66                31
 11/05/2025   11:47:33   (  70.97,  -1.09) 11/05/2025   11:48:42  (  70.89,   0.48)   57.73                69
 11/05/2025   12:38:05   ( -70.34, 167.25) 11/05/2025   12:38:20  ( -70.35, 167.30)    1.90                15
 11/05/2025   13:28:49   (  70.24, -25.28) 11/05/2025   13:27:47  (  70.23, -25.23)    2.09                62