Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 1 14.  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)
 01/15/2023   06:09:16   ( -70.18, -95.72) 01/15/2023   06:08:30  ( -70.17, -95.65)    2.68                46
 01/15/2023   06:58:43   (  70.07,  71.78) 01/15/2023   06:59:14  (  70.06,  71.84)    2.91                31
 01/17/2023   21:36:04   (  70.73,-146.64) 01/17/2023   21:34:55  (  70.78,-148.17)   56.18                69
 01/17/2023   22:25:42   ( -70.18,  20.18) 01/17/2023   22:25:27  ( -70.16,  20.14)    2.87                15
 01/17/2023   23:15:10   (  70.02,-172.41) 01/17/2023   23:16:11  (  70.05,-172.37)    3.37                61
 01/20/2023   13:52:38   (  70.21, -31.52) 01/20/2023   13:51:40  (  70.20, -31.47)    2.02                58
 01/20/2023   14:42:08   ( -70.10, 135.96) 01/20/2023   14:42:22  ( -70.11, 136.00)    1.65                14
 01/20/2023   15:31:46   (  69.38, -57.39) 01/20/2023   15:32:54  (  69.36, -55.59)   70.59                68
 01/23/2023   06:09:03   (  70.20,  84.36) 01/23/2023   06:08:37  (  70.22,  84.28)    3.35                26
 01/23/2023   06:58:34   ( -70.04,-108.24) 01/23/2023   06:59:18  ( -70.06,-108.16)    3.67                44
 01/25/2023   21:36:02   ( -70.22,  32.64) 01/25/2023   21:34:48  ( -70.24,  32.72)    3.23                74
 01/25/2023   22:25:28   (  70.16,-159.80) 01/25/2023   22:25:32  (  70.13,-159.82)    2.96                 4
 01/25/2023   23:15:00   ( -69.94,   7.53) 01/25/2023   23:16:12  ( -69.92,   7.82)   11.49                72