Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 8 27.  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)
 08/29/2018   06:08:28   ( -70.21, -95.59) 08/29/2018   06:07:18  ( -70.23, -95.64)    2.70                70
 08/29/2018   06:57:56   (  70.06,  71.84) 08/29/2018   06:58:01  (  70.07,  71.91)    3.20                 5
 08/29/2018   07:47:28   ( -69.84,-120.84) 08/29/2018   07:48:40  ( -69.81,-120.38)   18.03                72
 08/31/2018   22:24:59   ( -70.17,  20.22) 08/31/2018   22:24:14  ( -70.19,  20.19)    2.71                45
 08/31/2018   23:14:26   (  70.06,-172.28) 08/31/2018   23:14:57  (  70.03,-172.26)    3.36                31
 09/03/2018   13:51:49   (  70.82, -30.56) 09/03/2018   13:50:40  (  70.88, -32.48)   70.42                69
 09/03/2018   14:41:30   ( -70.11, 136.03) 09/03/2018   14:41:09  ( -70.09, 136.10)    3.52                21
 09/03/2018   15:30:57   (  70.00, -56.48) 09/03/2018   15:31:53  (  69.99, -56.43)    2.13                56
 09/06/2018   06:08:29   (  70.21,  84.42) 09/06/2018   06:07:23  (  70.22,  84.36)    2.15                66
 09/06/2018   06:57:59   ( -70.11,-108.10) 09/06/2018   06:58:05  ( -70.11,-108.15)    1.95                 6
 09/06/2018   07:47:32   (  69.67,  58.93) 09/06/2018   07:48:42  (  69.64,  59.86)   36.22                70
 09/08/2018   22:25:00   (  70.14,-159.80) 09/08/2018   22:24:18  (  70.13,-159.73)    2.86                42
 09/08/2018   23:14:30   ( -70.04,   7.69) 09/08/2018   23:15:01  ( -70.07,   7.67)    3.09                31