Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 11 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)
 11/14/2018   14:41:51   (  70.12, -44.01) 11/14/2018   14:41:19  (  70.11, -43.94)    2.98                32
 11/14/2018   15:31:21   ( -70.01, 123.47) 11/14/2018   15:32:01  ( -70.03, 123.50)    2.78                40
 11/17/2018   06:08:47   ( -70.51, -95.20) 11/17/2018   06:07:36  ( -70.58, -96.22)   38.49                71
 11/17/2018   06:58:20   (  70.07,  71.81) 11/17/2018   06:58:13  (  70.09,  71.85)    2.64                 7
 11/17/2018   07:47:49   ( -70.02,-120.63) 11/17/2018   07:48:55  ( -70.01,-120.70)    3.12                66
 11/19/2018   22:25:22   ( -70.20,  20.22) 11/19/2018   22:24:24  ( -70.20,  20.15)    2.40                58
 11/19/2018   23:14:49   (  70.08,-172.30) 11/19/2018   23:15:08  (  70.08,-172.36)    2.46                19
 11/20/2018   00:04:30   ( -69.38,  -5.64) 11/20/2018   00:05:38  ( -69.36,  -3.98)   65.08                68
 11/22/2018   14:41:52   ( -70.15, 136.03) 11/22/2018   14:41:18  ( -70.13, 136.02)    2.48                34
 11/22/2018   15:31:19   (  70.04, -56.48) 11/22/2018   15:32:02  (  70.01, -56.50)    2.67                43
 11/25/2018   06:08:48   (  70.42,  84.67) 11/25/2018   06:07:36  (  70.48,  83.93)   28.34                72
 11/25/2018   06:58:22   ( -70.10,-108.16) 11/25/2018   06:58:13  ( -70.12,-108.19)    2.06                 9
 11/25/2018   07:47:49   (  69.99,  59.33) 11/25/2018   07:48:57  (  70.01,  59.28)    2.60                68