Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 12 28.  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)
 12/30/2022   06:09:21   ( -70.19, -95.69) 12/30/2022   06:08:14  ( -70.18, -95.63)    2.61                67
 12/30/2022   06:58:48   (  70.09,  71.80) 12/30/2022   06:58:59  (  70.11,  71.78)    2.80                11
 12/30/2022   07:48:24   ( -69.65,-121.18) 12/30/2022   07:49:34  ( -69.66,-120.21)   37.16                70
 01/01/2023   22:25:51   ( -70.16,  20.13) 01/01/2023   22:25:12  ( -70.17,  20.15)    1.75                39
 01/01/2023   23:15:18   (  70.05,-172.38) 01/01/2023   23:15:56  (  70.05,-172.36)    0.95                38
 01/04/2023   13:52:45   (  70.53, -31.08) 01/04/2023   13:51:34  (  70.58, -32.05)   36.15                71
 01/04/2023   14:42:20   ( -70.15, 136.00) 01/04/2023   14:42:10  ( -70.17, 135.92)    3.44                10
 01/04/2023   15:31:48   (  69.98, -56.59) 01/04/2023   15:32:53  (  70.00, -56.51)    3.31                65
 01/07/2023   06:09:19   (  70.23,  84.36) 01/07/2023   06:08:25  (  70.21,  84.29)    2.81                54
 01/07/2023   06:58:50   ( -70.07,-108.23) 01/07/2023   06:59:06  ( -70.06,-108.16)    3.06                16
 01/07/2023   07:48:30   (  69.24,  58.28) 01/07/2023   07:49:37  (  69.26,  60.33)   81.05                67
 01/09/2023   22:25:47   (  70.18,-159.83) 01/09/2023   22:25:21  (  70.18,-159.88)    1.85                26
 01/09/2023   23:15:17   ( -70.08,   7.66) 01/09/2023   23:16:03  ( -70.07,   7.60)    2.63                46