Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 6 22.  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)
 06/23/2019   22:25:17   (  70.14,-159.82) 06/23/2019   22:24:08  (  70.12,-159.79)    2.90                69
 06/23/2019   23:14:47   ( -70.03,   7.65) 06/23/2019   23:14:50  ( -70.04,   7.66)    0.56                 3
 06/24/2019   00:04:19   (  69.65, 174.77) 06/24/2019   00:05:30  (  69.70, 175.47)   27.47                71
 06/26/2019   14:41:47   (  70.14, -43.95) 06/26/2019   14:41:04  (  70.12, -44.01)    3.24                43
 06/26/2019   15:31:18   ( -69.97, 123.45) 06/26/2019   15:31:45  ( -69.98, 123.52)    2.58                27
 06/29/2019   06:08:38   ( -70.89, -94.60) 06/29/2019   06:07:30  ( -70.96, -96.91)   84.67                68
 06/29/2019   06:58:18   (  70.07,  71.84) 06/29/2019   06:57:59  (  70.06,  71.84)    1.25                19
 06/29/2019   07:47:48   ( -69.97,-120.68) 06/29/2019   07:48:41  ( -69.97,-120.71)    1.28                53
 07/01/2019   22:25:21   ( -70.12,  20.13) 07/01/2019   22:24:09  ( -70.13,  20.21)    2.89                72
 07/01/2019   23:14:48   (  70.00,-172.38) 07/01/2019   23:14:53  (  70.01,-172.31)    2.74                 5
 07/02/2019   00:04:20   ( -69.79,  -5.04) 07/02/2019   00:05:32  ( -69.76,  -4.62)   16.70                72
 07/04/2019   14:41:51   ( -70.10, 136.00) 07/04/2019   14:41:05  ( -70.13, 135.98)    2.58                46
 07/04/2019   15:31:18   (  69.99, -56.52) 07/04/2019   15:31:49  (  70.01, -56.54)    2.56                31