Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 11 18.  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)
 11/20/2020   20:18:54   ( -78.88,  25.21) 11/20/2020   20:19:55  ( -78.89,  25.31)    2.61                61
 11/20/2020   21:09:48   (  78.89,-167.43) 11/20/2020   21:10:41  (  78.90,-167.49)    2.27                53
 11/20/2020   22:00:54   ( -78.89,  -0.17) 11/20/2020   22:01:25  ( -78.89,  -0.10)    1.54                31
 11/20/2020   22:51:48   (  78.90, 167.19) 11/20/2020   22:52:11  (  78.91, 167.10)    2.04                23
 11/20/2020   23:42:54   ( -78.91, -25.54) 11/20/2020   23:42:55  ( -78.90, -25.51)    1.29                 1
 11/21/2020   00:33:48   (  78.92, 141.82) 11/21/2020   00:33:41  (  78.92, 141.69)    2.66                 7
 11/21/2020   01:24:54   ( -78.92, -50.92) 11/21/2020   01:24:25  ( -78.90, -50.92)    2.17                29
 11/21/2020   02:15:49   (  78.90, 116.18) 11/21/2020   02:15:11  (  78.92, 116.28)    2.98                38
 11/21/2020   03:06:54   ( -78.94, -76.30) 11/21/2020   03:05:55  ( -78.91, -76.33)    3.39                59
 11/21/2020   03:57:49   (  78.92,  90.81) 11/21/2020   03:56:41  (  78.93,  90.87)    1.64                68