Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2018 10 29.  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)
 10/29/2018   14:41:48   (  70.14, -43.97) 10/29/2018   14:41:17  (  70.14, -43.94)    1.56                31
 10/29/2018   15:31:17   ( -70.08, 123.57) 10/29/2018   15:31:59  ( -70.06, 123.50)    3.72                42
 11/01/2018   06:08:45   ( -70.55, -95.15) 11/01/2018   06:07:34  ( -70.60, -96.21)   39.79                71
 11/01/2018   06:58:18   (  70.12,  71.87) 11/01/2018   06:58:11  (  70.11,  71.87)    0.85                 7
 11/01/2018   07:47:48   ( -70.01,-120.65) 11/01/2018   07:48:53  ( -70.03,-120.69)    3.25                65
 11/03/2018   22:25:21   ( -70.19,  20.21) 11/03/2018   22:24:21  ( -70.21,  20.18)    2.28                60
 11/03/2018   23:14:48   (  70.09,-172.29) 11/03/2018   23:15:05  (  70.09,-172.32)    1.18                17
 11/04/2018   00:04:28   ( -69.43,  -5.57) 11/04/2018   00:05:37  ( -69.48,  -4.10)   57.47                69
 11/06/2018   14:41:50   ( -70.16, 136.05) 11/06/2018   14:41:13  ( -70.13, 136.07)    3.10                37
 11/06/2018   15:31:17   (  70.05, -56.46) 11/06/2018   15:31:58  (  70.07, -56.52)    2.65                41
 11/09/2018   06:08:44   (  70.56,  84.87) 11/09/2018   06:07:33  (  70.62,  83.75)   42.03                71
 11/09/2018   06:58:20   ( -70.12,-108.13) 11/09/2018   06:58:07  ( -70.11,-108.13)    1.15                13
 11/09/2018   07:47:47   (  70.01,  59.36) 11/09/2018   07:48:51  (  69.99,  59.36)    2.08                64
 11/11/2018   22:25:20   (  70.18,-159.80) 11/11/2018   22:24:19  (  70.18,-159.79)    0.29                61
 11/11/2018   23:14:50   ( -70.08,   7.69) 11/11/2018   23:15:01  ( -70.09,   7.67)    1.70                11
 11/12/2018   00:04:26   (  69.47, 174.50) 11/12/2018   00:05:35  (  69.45, 175.93)   56.10                69