Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 3 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)
 03/19/2022   22:25:17   ( -70.24,  20.21) 03/19/2022   22:24:11  ( -70.22,  20.15)    3.47                66
 03/19/2022   23:14:45   (  70.08,-172.37) 03/19/2022   23:14:55  (  70.10,-172.36)    1.79                10
 03/20/2022   00:04:20   ( -69.69,  -5.28) 03/20/2022   00:05:31  ( -69.69,  -4.44)   32.42                71
 03/22/2022   14:41:45   ( -70.19, 136.02) 03/22/2022   14:41:05  ( -70.16, 136.01)    2.96                40
 03/22/2022   15:31:13   (  70.02, -56.57) 03/22/2022   15:31:49  (  70.04, -56.50)    3.25                36
 03/25/2022   06:08:36   (  70.61,  84.89) 03/25/2022   06:07:26  (  70.67,  83.65)   46.14                70
 03/25/2022   06:58:13   ( -70.12,-108.19) 03/25/2022   06:57:59  ( -70.11,-108.14)    2.57                14
 03/25/2022   07:47:40   (  70.01,  59.30) 03/25/2022   07:48:43  (  69.99,  59.35)    2.80                63
 03/27/2022   22:25:10   (  70.20,-159.82) 03/27/2022   22:24:12  (  70.20,-159.83)    0.53                58
 03/27/2022   23:14:40   ( -70.10,   7.66) 03/27/2022   23:14:54  ( -70.11,   7.63)    1.74                14
 03/28/2022   00:04:18   (  69.38, 174.32) 03/28/2022   00:05:26  (  69.36, 176.04)   67.63                68
 03/30/2022   14:41:36   (  70.17, -43.99) 03/30/2022   14:41:05  (  70.16, -44.00)    1.27                31
 03/30/2022   15:31:06   ( -70.07, 123.50) 03/30/2022   15:31:47  ( -70.07, 123.47)    1.45                41