Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 3 3.  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)
 03/06/2018   06:58:02   (  70.17,  71.91) 03/06/2018   06:57:23  (  70.16,  71.84)    3.27                39
 03/06/2018   07:47:32   ( -70.01,-120.69) 03/06/2018   07:48:03  ( -70.03,-120.64)    2.97                31
 03/08/2018   22:24:53   ( -70.74,  20.99) 03/08/2018   22:23:44  ( -70.78,  19.30)   61.89                69
 03/08/2018   23:14:30   (  70.09,-172.33) 03/08/2018   23:14:17  (  70.08,-172.28)    2.00                13
 03/09/2018   00:04:00   ( -69.98,  -4.85) 03/09/2018   00:04:59  ( -70.00,  -4.84)    2.06                59
 03/11/2018   14:41:31   ( -70.17, 136.02) 03/11/2018   14:40:29  ( -70.18, 136.02)    1.52                62
 03/11/2018   15:30:58   (  70.06, -56.50) 03/11/2018   15:31:13  (  70.06, -56.49)    0.75                15
 03/11/2018   16:20:36   ( -69.51, 110.39) 03/11/2018   16:21:46  ( -69.50, 111.67)   49.95                70
 03/14/2018   06:57:59   ( -70.13,-108.15) 03/14/2018   06:57:25  ( -70.16,-108.18)    3.21                34
 03/14/2018   07:47:26   (  70.02,  59.33) 03/14/2018   07:48:09  (  70.05,  59.31)    3.17                43
 03/16/2018   22:24:54   (  70.36,-159.58) 03/16/2018   22:23:42  (  70.40,-160.10)   20.03                72
 03/16/2018   23:14:26   ( -70.09,   7.67) 03/16/2018   23:14:19  ( -70.09,   7.70)    0.88                 7
 03/17/2018   00:03:53   (  69.98, 175.15) 03/17/2018   00:05:03  (  69.98, 175.17)    0.80                70