Simultaneous Nadir Overpasses (SNOs) between METOP-B and NPP
TLE Epoch: 2018 2 7.  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)
 02/07/2018   22:17:31   (  72.70,-162.65) 02/07/2018   22:18:15  (  72.71,-162.72)    2.91                44
 02/07/2018   23:08:13   ( -72.70,   4.67) 02/07/2018   23:08:58  ( -72.68,   4.66)    1.80                45
 02/07/2018   23:58:53   (  72.68, 171.97) 02/07/2018   23:59:44  (  72.67, 171.99)    1.21                51
 02/08/2018   00:49:35   ( -72.68, -20.71) 02/08/2018   00:50:28  ( -72.69, -20.73)    1.66                53
 02/08/2018   01:40:15   (  72.66, 146.59) 02/08/2018   01:41:14  (  72.68, 146.60)    2.34                59
 02/08/2018   02:30:57   ( -72.66, -46.09) 02/08/2018   02:31:57  ( -72.65, -46.02)    2.70                60
 02/08/2018   03:21:36   (  72.69, 121.31) 02/08/2018   03:22:44  (  72.69, 121.21)    3.15                68
 02/08/2018   04:12:19   ( -72.63, -71.48) 02/08/2018   04:13:27  ( -72.66, -71.41)    3.34                68
 02/08/2018   05:02:59   (  72.62,  95.82) 02/08/2018   05:04:13  (  72.64,  95.92)    4.76                74
 02/08/2018   05:53:42   ( -72.56, -96.96) 02/08/2018   05:54:56  ( -72.61, -96.69)   10.64                74
 02/08/2018   06:44:27   (  72.29,  69.82) 02/08/2018   06:45:37  (  72.35,  71.15)   45.26                70
 02/08/2018   07:35:10   ( -72.23,-122.95) 02/08/2018   07:36:20  ( -72.32,-121.47)   50.89                70
 02/08/2018   08:25:54   (  72.01,  43.95) 02/08/2018   08:27:01  (  72.05,  46.36)   82.69                67
 02/08/2018   09:16:37   ( -71.96,-148.82) 02/08/2018   09:17:44  ( -72.02,-146.27)   88.00                67