Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 9 18.  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   04:54:08   ( -70.35, -76.94) 09/21/2025   04:54:56  ( -70.35, -76.87)    2.73                48
 09/21/2025   05:44:51   (  70.20,  90.60) 09/21/2025   05:44:24  (  70.19,  90.55)    2.16                27
 09/23/2025   20:20:37   (  71.03,-129.62) 09/23/2025   20:21:45  (  70.95,-127.71)   70.02                68
 09/23/2025   21:11:06   ( -70.29,  38.91) 09/23/2025   21:11:24  ( -70.29,  38.93)    0.80                18
 09/23/2025   22:01:50   (  70.19,-153.63) 09/23/2025   22:00:51  (  70.19,-153.57)    2.37                59
 09/26/2025   12:37:23   (  70.35, -12.75) 09/26/2025   12:38:23  (  70.32, -12.76)    3.52                60
 09/26/2025   13:28:05   ( -70.23, 154.76) 09/26/2025   13:27:53  ( -70.21, 154.71)    2.71                12
 09/26/2025   14:18:38   (  69.56, -36.92) 09/26/2025   14:17:29  (  69.61, -38.49)   61.27                69
 09/29/2025   04:54:22   (  70.31, 103.09) 09/29/2025   04:54:51  (  70.28, 103.06)    3.31                29
 09/29/2025   05:45:04   ( -70.18, -89.40) 09/29/2025   05:44:21  ( -70.17, -89.46)    2.29                43
 10/01/2025   20:20:39   ( -70.45,  51.31) 10/01/2025   20:21:50  ( -70.44,  51.55)    8.95                71
 10/01/2025   21:11:21   (  70.27,-141.09) 10/01/2025   21:11:18  (  70.27,-141.05)    1.34                 3
 10/01/2025   22:02:02   ( -70.08,  26.51) 10/01/2025   22:00:49  ( -70.11,  26.35)    6.88                73