Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2019 10 18.  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)
 10/18/2019   23:21:31   ( -72.72,   1.39) 10/18/2019   23:22:09  ( -72.71,   1.47)    2.97                38
 10/19/2019   00:12:10   (  72.74, 168.76) 10/19/2019   00:12:56  (  72.75, 168.68)    3.32                46
 10/19/2019   01:02:53   ( -72.70, -23.99) 10/19/2019   01:03:39  ( -72.71, -23.92)    2.94                46
 10/19/2019   01:53:32   (  72.72, 143.38) 10/19/2019   01:54:25  (  72.71, 143.40)    1.03                53
 10/19/2019   02:44:14   ( -72.73, -49.27) 10/19/2019   02:45:09  ( -72.72, -49.30)    1.81                55
 10/19/2019   03:34:54   (  72.70, 118.00) 10/19/2019   03:35:55  (  72.71, 118.01)    1.90                61
 10/19/2019   04:25:36   ( -72.71, -74.64) 10/19/2019   04:26:39  ( -72.72, -74.69)    2.15                63
 10/19/2019   05:16:16   (  72.68,  92.63) 10/19/2019   05:17:24  (  72.67,  92.73)    3.57                68
 10/19/2019   06:06:58   ( -72.69,-100.02) 10/19/2019   06:08:08  ( -72.68, -99.97)    2.12                70
 10/19/2019   06:57:40   (  72.56,  67.04) 10/19/2019   06:58:53  (  72.63,  67.45)   15.44                73
 10/19/2019   07:48:23   ( -72.52,-125.71) 10/19/2019   07:49:36  ( -72.58,-125.15)   19.82                73
 10/19/2019   08:39:07   (  72.28,  41.15) 10/19/2019   08:40:17  (  72.33,  42.67)   51.55                70
 10/19/2019   09:29:50   ( -72.25,-151.59) 10/19/2019   09:31:00  ( -72.29,-149.93)   56.37                70
 10/19/2019   10:20:35   (  71.96,  15.18) 10/19/2019   10:21:41  (  72.02,  17.88)   92.95                66
 10/19/2019   11:11:18   ( -71.92,-177.56) 10/19/2019   11:12:24  ( -71.98,-174.73)   97.59                66