Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 4 7.  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)
 04/07/2022   14:41:42   ( -70.21, 136.01) 04/07/2022   14:41:03  ( -70.19, 135.97)    2.59                39
 04/07/2022   15:31:10   (  70.05, -56.57) 04/07/2022   15:31:47  (  70.06, -56.53)    2.24                37
 04/10/2022   06:08:34   (  70.71,  84.99) 04/10/2022   06:07:24  (  70.78,  83.48)   56.03                70
 04/10/2022   06:58:12   ( -70.17,-108.18) 04/10/2022   06:57:56  ( -70.17,-108.23)    2.14                16
 04/10/2022   07:47:39   (  70.06,  59.31) 04/10/2022   07:48:40  (  70.05,  59.26)    2.21                61
 04/12/2022   22:25:12   (  70.24,-159.83) 04/12/2022   22:24:08  (  70.25,-159.90)    2.52                64
 04/12/2022   23:14:42   ( -70.14,   7.65) 04/12/2022   23:14:49  ( -70.11,   7.64)    3.20                 7
 04/13/2022   00:04:16   (  69.64, 174.61) 04/13/2022   00:05:26  (  69.62, 175.68)   41.53                70
 04/15/2022   14:41:42   (  70.17, -44.06) 04/15/2022   14:41:01  (  70.20, -44.04)    3.07                41
 04/15/2022   15:31:12   ( -70.07, 123.43) 04/15/2022   15:31:42  ( -70.05, 123.50)    3.06                30
 04/18/2022   06:08:32   ( -70.88, -94.77) 04/18/2022   06:07:23  ( -70.94, -96.77)   72.97                69
 04/18/2022   06:58:10   (  70.16,  71.81) 04/18/2022   06:57:54  (  70.15,  71.81)    1.57                16
 04/18/2022   07:47:39   ( -70.06,-120.70) 04/18/2022   07:48:35  ( -70.06,-120.73)    1.41                56
 04/20/2022   22:25:10   ( -70.24,  20.15) 04/20/2022   22:24:02  ( -70.22,  20.17)    1.99                68
 04/20/2022   23:14:37   (  70.12,-172.38) 04/20/2022   23:14:46  (  70.11,-172.36)    1.01                 9
 04/21/2022   00:04:12   ( -69.74,  -5.27) 04/21/2022   00:05:23  ( -69.75,  -4.50)   29.56                71