Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 5 23.  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)
 05/25/2018   06:07:48   ( -70.27, -95.65) 05/25/2018   06:06:57  ( -70.25, -95.68)    2.42                51
 05/25/2018   06:57:16   (  70.11,  71.77) 05/25/2018   06:57:41  (  70.13,  71.81)    2.69                25
 05/25/2018   07:47:01   ( -69.17,-121.88) 05/25/2018   07:48:07  ( -69.20,-119.50)   94.01                66
 05/27/2018   21:34:32   (  71.08,-146.18) 05/27/2018   21:33:25  (  71.11,-148.64)   88.59                67
 05/27/2018   22:24:16   ( -70.21,  20.14) 05/27/2018   22:23:51  ( -70.19,  20.19)    3.17                25
 05/27/2018   23:13:43   (  70.10,-172.37) 05/27/2018   23:14:36  (  70.12,-172.40)    2.56                53
 05/30/2018   13:51:14   (  70.25, -31.55) 05/30/2018   13:50:04  (  70.27, -31.48)    3.38                70
 05/30/2018   14:40:43   ( -70.20, 136.00) 05/30/2018   14:40:46  ( -70.18, 135.98)    2.36                 3
 05/30/2018   15:30:15   (  69.81, -56.90) 05/30/2018   15:31:26  (  69.85, -56.22)   26.40                71
 06/02/2018   06:07:41   (  70.23,  84.30) 06/02/2018   06:06:59  (  70.26,  84.30)    3.30                42
 06/02/2018   06:57:11   ( -70.13,-108.22) 06/02/2018   06:57:40  ( -70.12,-108.16)    2.49                29
 06/04/2018   21:34:29   ( -70.93,  33.57) 06/04/2018   21:33:20  ( -70.94,  31.66)   69.39                69
 06/04/2018   22:24:07   (  70.21,-159.85) 06/04/2018   22:23:52  (  70.21,-159.84)    0.64                15
 06/04/2018   23:13:37   ( -70.11,   7.64) 06/04/2018   23:14:34  ( -70.11,   7.62)    0.78                57