Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 10 24.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2018   18:45:01   (  80.40,-144.35) 10/27/2018   18:46:14  (  80.39,-144.34)    1.49                73
 10/27/2018   19:36:06   ( -80.39,  22.71) 10/27/2018   19:36:59  ( -80.40,  22.82)    2.32                53
 10/27/2018   20:27:02   (  80.40,-169.84) 10/27/2018   20:27:44  (  80.39,-169.75)    1.97                42
 10/27/2018   21:18:06   ( -80.41,  -2.45) 10/27/2018   21:18:29  ( -80.40,  -2.59)    2.72                23
 10/27/2018   22:09:03   (  80.40, 164.67) 10/27/2018   22:09:14  (  80.39, 164.83)    3.14                11
 10/27/2018   23:00:07   ( -80.41, -27.95) 10/27/2018   22:59:59  ( -80.40, -28.00)    1.19                 8
 10/27/2018   23:51:04   (  80.40, 139.18) 10/27/2018   23:50:45  (  80.42, 139.10)    2.62                19
 10/28/2018   00:42:08   ( -80.41, -53.44) 10/28/2018   00:41:29  ( -80.41, -53.42)    0.54                39
 10/28/2018   01:33:05   (  80.40, 113.69) 10/28/2018   01:32:15  (  80.42, 113.69)    2.36                50
 10/28/2018   02:24:09   ( -80.41, -78.94) 10/28/2018   02:22:59  ( -80.41, -78.83)    2.00                70