Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 3 11.  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)
 03/11/2019   22:25:02   ( -70.19,  20.19) 03/11/2019   22:23:49  ( -70.18,  20.18)    1.58                73
 03/11/2019   23:14:29   (  70.09,-172.31) 03/11/2019   23:14:34  (  70.10,-172.39)    3.49                 5
 03/12/2019   00:04:01   ( -69.87,  -4.99) 03/12/2019   00:05:13  ( -69.87,  -4.72)   10.27                72
 03/14/2019   14:41:31   ( -70.14, 135.99) 03/14/2019   14:40:42  ( -70.15, 136.01)    1.33                49
 03/14/2019   15:30:58   (  70.03, -56.52) 03/14/2019   15:31:26  (  70.02, -56.49)    1.22                28
 03/17/2019   06:08:16   (  70.95,  85.45) 03/17/2019   06:07:09  (  71.04,  83.03)   88.26                67
 03/17/2019   06:57:59   ( -70.13,-108.14) 03/17/2019   06:57:35  ( -70.12,-108.17)    2.01                24
 03/17/2019   07:47:26   (  70.02,  59.35) 03/17/2019   07:48:19  (  70.00,  59.33)    3.03                53
 03/19/2019   22:24:58   (  70.17,-159.83) 03/19/2019   22:23:46  (  70.18,-159.80)    1.32                72
 03/19/2019   23:14:28   ( -70.07,   7.65) 03/19/2019   23:14:28  ( -70.09,   7.65)    2.36                 0
 03/20/2019   00:03:57   (  69.85, 174.99) 03/20/2019   00:05:09  (  69.81, 175.38)   15.49                72
 03/22/2019   14:41:25   (  70.16, -43.97) 03/22/2019   14:40:38  (  70.15, -43.98)    0.75                47
 03/22/2019   15:30:55   ( -70.06, 123.52) 03/22/2019   15:31:20  ( -70.06, 123.47)    1.96                25