Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2021 10 13.  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)
 10/16/2021   06:09:15   (  70.50,  84.78) 10/16/2021   06:08:04  (  70.54,  83.69)   40.69                71
 10/16/2021   06:58:51   ( -70.05,-108.23) 10/16/2021   06:58:39  ( -70.07,-108.26)    2.55                12
 10/16/2021   07:48:18   (  69.95,  59.27) 10/16/2021   07:49:23  (  69.96,  59.21)    2.50                65
 10/18/2021   22:25:51   (  70.13,-159.87) 10/18/2021   22:24:52  (  70.14,-159.91)    1.76                59
 10/18/2021   23:15:21   ( -70.02,   7.60) 10/18/2021   23:15:34  ( -70.04,   7.56)    2.87                13
 10/19/2021   00:04:58   (  69.37, 174.35) 10/19/2021   00:06:07  (  69.35, 175.88)   60.14                69
 10/21/2021   14:42:21   (  70.09, -44.05) 10/21/2021   14:41:47  (  70.12, -44.10)    3.19                34
 10/21/2021   15:31:51   ( -69.99, 123.43) 10/21/2021   15:32:28  ( -69.96, 123.45)    2.61                37
 10/24/2021   06:09:16   ( -70.54, -95.16) 10/24/2021   06:08:05  ( -70.62, -96.43)   47.46                71
 10/24/2021   06:58:50   (  70.05,  71.77) 10/24/2021   06:58:40  (  70.04,  71.79)    0.94                10
 10/24/2021   07:48:20   ( -69.94,-120.75) 10/24/2021   07:49:22  ( -69.94,-120.74)    0.44                62
 10/26/2021   22:25:53   ( -70.11,  20.09) 10/26/2021   22:24:51  ( -70.13,  20.13)    2.47                62
 10/26/2021   23:15:20   (  70.00,-172.43) 10/26/2021   23:15:35  (  70.03,-172.41)    3.33                15
 10/27/2021   00:04:58   ( -69.45,  -5.54) 10/27/2021   00:06:08  ( -69.45,  -4.24)   50.87                70