Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 3 22.  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)
 03/22/2022   14:41:45   ( -70.18, 136.01) 03/22/2022   14:41:05  ( -70.17, 136.00)    1.62                40
 03/22/2022   15:31:12   (  70.08, -56.50) 03/22/2022   15:31:49  (  70.04, -56.51)    3.56                37
 03/25/2022   06:08:36   (  70.61,  84.89) 03/25/2022   06:07:26  (  70.67,  83.65)   46.31                70
 03/25/2022   06:58:13   ( -70.12,-108.20) 03/25/2022   06:57:59  ( -70.11,-108.15)    1.92                14
 03/25/2022   07:47:40   (  70.01,  59.29) 03/25/2022   07:48:43  (  69.99,  59.34)    2.41                63
 03/27/2022   22:25:10   (  70.21,-159.82) 03/27/2022   22:24:12  (  70.21,-159.84)    0.77                58
 03/27/2022   23:14:40   ( -70.10,   7.66) 03/27/2022   23:14:54  ( -70.12,   7.61)    2.74                14
 03/28/2022   00:04:18   (  69.38, 174.32) 03/28/2022   00:05:26  (  69.36, 176.04)   67.31                68
 03/30/2022   14:41:37   (  70.18, -43.98) 03/30/2022   14:41:06  (  70.17, -44.01)    1.38                31
 03/30/2022   15:31:07   ( -70.07, 123.50) 03/30/2022   15:31:48  ( -70.08, 123.45)    2.04                41
 04/02/2022   06:08:32   ( -70.47, -95.31) 04/02/2022   06:07:20  ( -70.50, -96.07)   28.44                72
 04/02/2022   06:58:03   (  70.13,  71.85) 04/02/2022   06:57:59  (  70.13,  71.82)    1.05                 4
 04/02/2022   07:47:33   ( -70.03,-120.67) 04/02/2022   07:48:41  ( -70.04,-120.72)    2.07                68
 04/04/2022   22:25:03   ( -70.20,  20.18) 04/04/2022   22:24:09  ( -70.21,  20.17)    0.81                54
 04/04/2022   23:14:30   (  70.08,-172.34) 04/04/2022   23:14:53  (  70.10,-172.36)    1.81                23