Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2019 12 12.  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)
 12/14/2019   06:58:43   ( -70.12,-108.14) 12/14/2019   06:57:37  ( -70.13,-108.15)    1.35                66
 12/14/2019   07:48:09   (  70.01,  59.35) 12/14/2019   07:48:20  (  70.01,  59.34)    0.73                11
 12/14/2019   08:37:45   ( -69.57,-133.62) 12/14/2019   08:38:56  ( -69.61,-132.75)   33.95                71
 12/16/2019   23:15:11   ( -70.10,   7.72) 12/16/2019   23:14:29  ( -70.10,   7.67)    2.10                42
 12/17/2019   00:04:38   (  69.99, 175.21) 12/17/2019   00:05:13  (  69.99, 175.15)    2.42                35
 12/19/2019   14:42:00   (  70.74, -43.10) 12/19/2019   14:40:51  (  70.75, -44.90)   66.09                69
 12/19/2019   15:31:41   ( -70.03, 123.50) 12/19/2019   15:31:21  ( -70.02, 123.56)    2.53                20
 12/19/2019   16:21:08   (  69.92, -69.02) 12/19/2019   16:22:05  (  69.91, -68.96)    1.98                57
 12/22/2019   06:58:40   (  70.11,  71.86) 12/22/2019   06:57:32  (  70.10,  71.91)    2.23                68
 12/22/2019   07:48:10   ( -70.01,-120.65) 12/22/2019   07:48:14  ( -70.00,-120.63)    1.53                 4
 12/22/2019   08:37:42   (  69.62,  46.45) 12/22/2019   08:38:53  (  69.63,  47.23)   30.28                71
 12/24/2019   23:15:09   (  70.08,-172.30) 12/24/2019   23:14:25  (  70.08,-172.29)    0.45                44
 12/25/2019   00:04:38   ( -69.99,  -4.80) 12/25/2019   00:05:06  ( -69.98,  -4.82)    1.19                28