Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 11 15.  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   20:18:53   ( -78.90,  25.40) 11/20/2020   20:19:55  ( -78.90,  25.25)    3.18                62
 11/20/2020   21:09:47   (  78.91,-167.25) 11/20/2020   21:10:40  (  78.88,-167.31)    3.75                53
 11/20/2020   22:00:54   ( -78.88,  -0.23) 11/20/2020   22:01:25  ( -78.90,  -0.16)    2.64                31
 11/20/2020   22:51:48   (  78.89, 167.12) 11/20/2020   22:52:10  (  78.88, 167.28)    3.49                22
 11/20/2020   23:42:54   ( -78.90, -25.61) 11/20/2020   23:42:55  ( -78.91, -25.57)    1.28                 1
 11/21/2020   00:33:48   (  78.91, 141.74) 11/21/2020   00:33:41  (  78.93, 141.62)    3.25                 7
 11/21/2020   01:24:54   ( -78.92, -50.98) 11/21/2020   01:24:25  ( -78.91, -50.98)    0.23                29
 11/21/2020   02:15:48   (  78.93, 116.37) 11/21/2020   02:15:11  (  78.93, 116.21)    3.47                37
 11/21/2020   03:06:54   ( -78.93, -76.36) 11/21/2020   03:05:55  ( -78.92, -76.39)    1.49                59
 11/21/2020   03:57:49   (  78.91,  90.74) 11/21/2020   03:56:41  (  78.94,  90.80)    3.52                68