Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 9 20.  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)
 09/21/2025   04:54:07   ( -70.34, -76.92) 09/21/2025   04:54:58  ( -70.34, -76.89)    1.44                51
 09/21/2025   05:44:51   (  70.24,  90.54) 09/21/2025   05:44:25  (  70.25,  90.61)    2.90                26
 09/21/2025   06:35:17   ( -69.28,-100.72) 09/21/2025   06:34:10  ( -69.31,-103.05)   91.72                67
 09/23/2025   20:20:40   (  71.23,-129.96) 09/23/2025   20:21:46  (  71.15,-127.42)   91.56                66
 09/23/2025   21:11:06   ( -70.28,  38.93) 09/23/2025   21:11:30  ( -70.27,  38.88)    2.08                24
 09/23/2025   22:01:50   (  70.18,-153.61) 09/23/2025   22:00:57  (  70.17,-153.62)    1.52                53
 09/26/2025   12:37:23   (  70.35, -12.73) 09/26/2025   12:38:31  (  70.33, -12.78)    2.23                68
 09/26/2025   13:28:05   ( -70.23, 154.77) 09/26/2025   13:28:01  ( -70.23, 154.69)    2.92                 4
 09/26/2025   14:18:43   (  69.82, -37.29) 09/26/2025   14:17:32  (  69.90, -38.12)   33.03                71
 09/29/2025   04:54:22   (  70.31, 103.09) 09/29/2025   04:55:01  (  70.32, 103.07)    1.33                39
 09/29/2025   05:45:05   ( -70.23, -89.48) 09/29/2025   05:44:31  ( -70.21, -89.45)    2.91                34
 10/01/2025   20:20:47   ( -70.88,  50.62) 10/01/2025   20:21:57  ( -70.76,  51.98)   51.26                70
 10/01/2025   21:11:20   (  70.27,-141.09) 10/01/2025   21:11:30  (  70.27,-141.11)    0.60                10
 10/01/2025   22:02:02   ( -70.14,  26.42) 10/01/2025   22:01:00  ( -70.17,  26.37)    3.29                62
 10/04/2025   12:37:36   ( -70.38, 167.19) 10/04/2025   12:38:32  ( -70.37, 167.27)    3.03                56
 10/04/2025   13:28:19   (  70.25, -25.29) 10/04/2025   13:27:59  (  70.26, -25.25)    2.10                20