Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2017 9 5.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/05/2017   22:24:24   (  72.74,-164.35) 09/05/2017   22:25:07  (  72.73,-164.39)    1.86                43
 09/05/2017   23:15:07   ( -72.71,   2.89) 09/05/2017   23:15:51  ( -72.73,   2.92)    3.29                44
 09/06/2017   00:05:46   (  72.72, 170.25) 09/06/2017   00:06:37  (  72.73, 170.23)    1.69                51
 09/06/2017   00:56:28   ( -72.73, -22.40) 09/06/2017   00:57:21  ( -72.74, -22.46)    2.00                53
 09/06/2017   01:47:08   (  72.70, 144.87) 09/06/2017   01:48:06  (  72.69, 144.96)    3.24                58
 09/06/2017   02:37:50   ( -72.71, -47.79) 09/06/2017   02:38:50  ( -72.69, -47.73)    2.88                60
 09/06/2017   03:28:29   (  72.72, 119.58) 09/06/2017   03:29:36  (  72.69, 119.58)    3.80                67
 09/06/2017   04:19:12   ( -72.68, -73.18) 09/06/2017   04:20:20  ( -72.69, -73.11)    2.29                68
 09/06/2017   05:09:52   (  72.65,  94.09) 09/06/2017   05:11:06  (  72.69,  94.20)    6.13                74
 09/06/2017   06:00:35   ( -72.61, -98.67) 09/06/2017   06:01:49  ( -72.64, -98.39)   10.10                74
 09/06/2017   06:51:20   (  72.31,  68.09) 09/06/2017   06:52:30  (  72.39,  69.44)   46.26                70
 09/06/2017   07:42:03   ( -72.28,-124.66) 09/06/2017   07:43:13  ( -72.34,-123.15)   51.51                70
 09/06/2017   08:32:47   (  72.03,  42.21) 09/06/2017   08:33:54  (  72.08,  44.66)   84.15                67
 09/06/2017   09:23:31   ( -71.95,-150.63) 09/06/2017   09:24:37  ( -72.04,-147.94)   93.28                66