Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 9 19.  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)
 09/20/2023   06:08:59   (  70.23,  84.42) 09/20/2023   06:08:03  (  70.21,  84.43)    2.75                56
 09/20/2023   06:58:29   ( -70.12,-108.11) 09/20/2023   06:58:45  ( -70.11,-108.11)    0.48                16
 09/20/2023   07:48:09   (  69.30,  58.41) 09/20/2023   07:49:16  (  69.32,  60.37)   77.24                67
 09/22/2023   22:25:27   (  70.21,-159.73) 09/22/2023   22:24:54  (  70.20,-159.78)    2.39                33
 09/22/2023   23:14:57   ( -70.10,   7.74) 09/22/2023   23:15:36  ( -70.10,   7.68)    2.37                39
 09/25/2023   13:52:21   ( -70.70, 149.24) 09/25/2023   13:51:11  ( -70.78, 147.77)   54.41                70
 09/25/2023   14:41:56   (  70.16, -43.92) 09/25/2023   14:41:45  (  70.15, -43.93)    0.65                11
 09/25/2023   15:31:26   ( -70.05, 123.56) 09/25/2023   15:32:27  ( -70.05, 123.54)    0.73                61
 09/28/2023   06:08:57   ( -70.23, -95.57) 09/28/2023   06:07:52  ( -70.21, -95.55)    2.82                65
 09/28/2023   06:58:24   (  70.12,  71.92) 09/28/2023   06:58:36  (  70.11,  71.91)    1.31                12
 09/28/2023   07:48:01   ( -69.63,-121.13) 09/28/2023   07:49:11  ( -69.64,-120.07)   41.24                70
 09/30/2023   22:25:25   ( -70.17,  20.23) 09/30/2023   22:24:43  ( -70.18,  20.28)    2.00                42
 09/30/2023   23:14:52   (  70.06,-172.28) 09/30/2023   23:15:27  (  70.08,-172.26)    2.99                35