Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 1 15.  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)
 01/17/2022   14:42:08   ( -70.13, 135.99) 01/17/2022   14:41:22  ( -70.16, 136.01)    3.02                46
 01/17/2022   15:31:35   (  70.03, -56.51) 01/17/2022   15:32:06  (  70.05, -56.51)    1.62                31
 01/20/2022   06:08:53   (  70.97,  85.48) 01/20/2022   06:07:46  (  71.02,  83.08)   87.18                67
 01/20/2022   06:58:36   ( -70.15,-108.11) 01/20/2022   06:58:13  ( -70.14,-108.18)    2.65                23
 01/20/2022   07:48:04   (  69.99,  59.31) 01/20/2022   07:48:56  (  69.98,  59.37)    2.50                52
 01/22/2022   22:25:34   (  70.20,-159.78) 01/22/2022   22:24:21  (  70.23,-159.84)    3.68                73
 01/22/2022   23:15:04   ( -70.09,   7.69) 01/22/2022   23:15:02  ( -70.08,   7.70)    1.46                 2
 01/23/2022   00:04:32   (  69.93, 175.11) 01/23/2022   00:05:45  (  69.92, 175.25)    5.35                73
 01/25/2022   14:42:02   (  70.19, -43.91) 01/25/2022   14:41:11  (  70.17, -43.97)    3.35                51
 01/25/2022   15:31:32   ( -70.09, 123.57) 01/25/2022   15:31:53  ( -70.07, 123.50)    3.01                21
 01/25/2022   16:21:15   (  69.09, -70.13) 01/25/2022   16:22:21  (  69.12, -67.81)   92.42                66
 01/28/2022   06:58:31   (  70.12,  71.86) 01/28/2022   06:58:01  (  70.11,  71.90)    1.49                30
 01/28/2022   07:48:01   ( -70.01,-120.65) 01/28/2022   07:48:43  ( -70.01,-120.63)    1.02                42