Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 1 10.  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)
 01/12/2019   06:08:40   (  70.51,  84.81) 01/12/2019   06:07:29  (  70.54,  83.78)   38.03                71
 01/12/2019   06:58:16   ( -70.08,-108.19) 01/12/2019   06:58:04  ( -70.07,-108.17)    1.32                12
 01/12/2019   07:47:43   (  69.97,  59.30) 01/12/2019   07:48:48  (  69.96,  59.30)    0.60                65
 01/14/2019   22:25:15   (  70.16,-159.83) 01/14/2019   22:24:16  (  70.14,-159.83)    1.18                59
 01/14/2019   23:14:45   ( -70.05,   7.66) 01/14/2019   23:14:58  ( -70.05,   7.64)    1.18                13
 01/15/2019   00:04:23   (  69.33, 174.31) 01/15/2019   00:05:31  (  69.36, 175.96)   64.71                68
 01/17/2019   14:41:44   (  70.12, -44.00) 01/17/2019   14:41:10  (  70.13, -44.03)    1.26                34
 01/17/2019   15:31:13   ( -70.02, 123.50) 01/17/2019   15:31:51  ( -70.02, 123.44)    2.00                38
 01/20/2019   06:08:38   ( -70.59, -95.08) 01/20/2019   06:07:27  ( -70.63, -96.36)   47.34                71
 01/20/2019   06:58:12   (  70.09,  71.83) 01/20/2019   06:58:03  (  70.11,  71.77)    3.31                 9
 01/20/2019   07:47:43   ( -69.94,-120.75) 01/20/2019   07:48:44  ( -69.95,-120.68)    3.28                61
 01/22/2019   22:25:14   ( -70.17,  20.18) 01/22/2019   22:24:12  ( -70.14,  20.19)    3.21                62
 01/22/2019   23:14:41   (  70.05,-172.34) 01/22/2019   23:14:56  (  70.04,-172.35)    0.93                15
 01/23/2019   00:04:20   ( -69.46,  -5.52) 01/23/2019   00:05:29  ( -69.46,  -4.18)   52.44                69