Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2025 12 3.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/03/2025   11:24:02   (  71.21,   7.07) 12/03/2025   11:22:55  (  71.27,   4.70)   85.20                67
 12/03/2025   12:13:45   ( -70.39, 173.44) 12/03/2025   12:13:21  ( -70.37, 173.51)    3.17                24
 12/03/2025   13:03:12   (  70.28, -19.06) 12/03/2025   13:04:06  (  70.27, -19.03)    2.09                54
 12/06/2025   03:40:42   (  70.49, 121.85) 12/06/2025   03:39:41  (  70.47, 121.80)    3.04                61
 12/06/2025   04:30:12   ( -70.37, -70.69) 12/06/2025   04:30:22  ( -70.35, -70.70)    2.70                10
 12/06/2025   05:19:49   (  69.72,  96.03) 12/06/2025   05:20:57  (  69.72,  97.57)   59.33                68
 12/08/2025   19:57:10   (  70.39,-122.41) 12/08/2025   19:56:41  (  70.40,-122.34)    2.99                29
 12/08/2025   20:46:39   ( -70.33,  45.14) 12/08/2025   20:47:23  ( -70.34,  45.08)    2.29                44
 12/11/2025   11:24:09   ( -70.48,-174.03) 12/11/2025   11:22:57  ( -70.49,-174.03)    1.58                72
 12/11/2025   12:13:36   (  70.37,  -6.54) 12/11/2025   12:13:41  (  70.35,  -6.50)    2.66                 5
 12/11/2025   13:03:08   ( -70.15, 160.77) 12/11/2025   13:04:20  ( -70.12, 161.18)   15.60                72
 12/14/2025   03:40:34   ( -70.43, -58.20) 12/14/2025   03:39:56  ( -70.44, -58.19)    1.47                38
 12/14/2025   04:30:01   (  70.32, 109.28) 12/14/2025   04:30:40  (  70.31, 109.33)    2.49                39
 12/16/2025   19:07:28   (  70.57,-109.73) 12/16/2025   19:06:16  (  70.59,-109.98)    9.43                72
 12/16/2025   19:56:59   ( -70.41,  57.66) 12/16/2025   19:56:56  ( -70.40,  57.63)    1.19                 3
 12/16/2025   20:46:27   (  70.24,-134.94) 12/16/2025   20:47:39  (  70.22,-134.77)    6.93                72