Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 10 17.  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)
 10/17/2025   20:20:57   ( -70.43,  51.32) 10/17/2025   20:22:08  ( -70.42,  51.43)    4.86                71
 10/17/2025   21:11:40   (  70.29,-141.14) 10/17/2025   21:11:36  (  70.26,-141.15)    3.13                 4
 10/17/2025   22:02:20   ( -70.07,  26.52) 10/17/2025   22:01:07  ( -70.09,  26.24)   10.62                73
 10/20/2025   12:37:53   ( -70.33, 167.25) 10/20/2025   12:38:38  ( -70.34, 167.21)    1.61                45
 10/20/2025   13:28:37   (  70.24, -25.29) 10/20/2025   13:28:05  (  70.23, -25.30)    0.64                32
 10/23/2025   04:04:18   (  70.99, 114.64) 10/23/2025   04:05:27  (  70.89, 116.28)   60.76                69
 10/23/2025   04:54:49   ( -70.30, -76.92) 10/23/2025   04:55:06  ( -70.29, -76.98)    2.57                17
 10/23/2025   05:45:33   (  70.20,  90.54) 10/23/2025   05:44:33  (  70.18,  90.50)    3.07                60
 10/25/2025   20:21:04   (  70.38,-128.60) 10/25/2025   20:22:04  (  70.36,-128.62)    2.75                60
 10/25/2025   21:11:46   ( -70.27,  38.89) 10/25/2025   21:11:34  ( -70.26,  38.86)    2.10                12
 10/25/2025   22:02:19   (  69.59,-152.77) 10/25/2025   22:01:10  (  69.65,-154.35)   61.49                69
 10/28/2025   12:38:01   (  70.37, -12.80) 10/28/2025   12:38:31  (  70.35, -12.75)    2.90                30
 10/28/2025   13:28:43   ( -70.25, 154.69) 10/28/2025   13:28:01  ( -70.25, 154.74)    1.94                42