Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 10 12.  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)
 10/12/2021   13:20:43   ( -77.53, 134.25) 10/12/2021   13:21:51  ( -77.58, 136.90)   63.76                68
 10/12/2021   14:11:39   (  77.83, -56.97) 10/12/2021   14:12:41  (  77.81, -56.90)    2.53                62
 10/12/2021   15:02:35   ( -77.82, 110.25) 10/12/2021   15:03:26  ( -77.83, 110.31)    2.01                51
 10/12/2021   15:53:39   (  77.83, -82.42) 10/12/2021   15:54:12  (  77.85, -82.50)    2.75                33
 10/12/2021   16:44:35   ( -77.82,  84.80) 10/12/2021   16:44:56  ( -77.83,  84.92)    2.95                21
 10/12/2021   17:35:39   (  77.84,-107.87) 10/12/2021   17:35:42  (  77.86,-107.89)    1.61                 3
 10/12/2021   18:26:34   ( -77.87,  59.56) 10/12/2021   18:26:26  ( -77.84,  59.53)    4.13                 8
 10/12/2021   19:17:39   (  77.85,-133.33) 10/12/2021   19:17:12  (  77.86,-133.28)    1.42                27
 10/12/2021   20:08:34   ( -77.88,  34.11) 10/12/2021   20:07:57  ( -77.88,  33.93)    4.22                37
 10/12/2021   20:59:39   (  77.86,-158.78) 10/12/2021   20:58:42  (  77.86,-158.68)    2.41                57
 10/12/2021   21:50:34   ( -77.89,   8.66) 10/12/2021   21:49:27  ( -77.88,   8.54)    2.95                67