Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 10 5.  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, 134.22) 10/12/2021   13:21:51  ( -77.58, 136.91)   64.66                68
 10/12/2021   14:11:40   (  77.81, -57.03) 10/12/2021   14:12:42  (  77.81, -56.92)    2.41                62
 10/12/2021   15:02:36   ( -77.81, 110.22) 10/12/2021   15:03:27  ( -77.83, 110.32)    3.09                51
 10/12/2021   15:53:40   (  77.82, -82.48) 10/12/2021   15:54:12  (  77.82, -82.32)    3.87                32
 10/12/2021   16:44:35   ( -77.86,  84.98) 10/12/2021   16:44:57  ( -77.83,  84.93)    3.11                22
 10/12/2021   17:35:40   (  77.83,-107.93) 10/12/2021   17:35:43  (  77.86,-107.91)    3.43                 3
 10/12/2021   18:26:35   ( -77.87,  59.53) 10/12/2021   18:26:27  ( -77.83,  59.54)    3.42                 8
 10/12/2021   19:17:40   (  77.84,-133.38) 10/12/2021   19:17:13  (  77.87,-133.30)    3.40                27
 10/12/2021   20:08:35   ( -77.87,  34.08) 10/12/2021   20:07:58  ( -77.88,  33.94)    3.33                37
 10/12/2021   20:59:38   (  77.89,-158.62) 10/12/2021   20:58:42  (  77.87,-158.70)    2.65                56
 10/12/2021   21:50:34   ( -77.88,   8.63) 10/12/2021   21:49:27  ( -77.88,   8.55)    1.93                67