Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2022 3 20.  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   14:41:46   ( -70.16, 135.98) 03/22/2022   14:41:06  ( -70.18, 135.97)    2.58                40
 03/22/2022   15:31:13   (  70.05, -56.52) 03/22/2022   15:31:50  (  70.07, -56.54)    1.36                37
 03/25/2022   06:08:36   (  70.59,  84.86) 03/25/2022   06:07:25  (  70.64,  83.70)   43.29                71
 03/25/2022   06:58:12   ( -70.15,-108.14) 03/25/2022   06:57:59  ( -70.13,-108.18)    2.69                13
 03/25/2022   07:47:39   (  70.04,  59.34) 03/25/2022   07:48:43  (  70.02,  59.31)    3.28                64
 03/27/2022   22:25:10   (  70.19,-159.85) 03/27/2022   22:24:11  (  70.18,-159.79)    2.31                59
 03/27/2022   23:14:40   ( -70.08,   7.64) 03/27/2022   23:14:53  ( -70.09,   7.66)    1.18                13
 03/28/2022   00:04:18   (  69.36, 174.29) 03/28/2022   00:05:26  (  69.39, 176.00)   67.13                68
 03/30/2022   14:41:37   (  70.16, -44.01) 03/30/2022   14:41:05  (  70.14, -43.96)    2.78                32
 03/30/2022   15:31:07   ( -70.05, 123.48) 03/30/2022   15:31:47  ( -70.04, 123.50)    1.38                40
 04/02/2022   06:08:33   ( -70.45, -95.34) 04/02/2022   06:07:21  ( -70.52, -96.10)   29.59                72
 04/02/2022   06:58:04   (  70.11,  71.82) 04/02/2022   06:57:59  (  70.10,  71.87)    2.41                 5
 04/02/2022   07:47:34   ( -70.02,-120.69) 04/02/2022   07:48:41  ( -70.00,-120.67)    1.35                67