Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 11 6.  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)
 11/10/2021   02:27:55   ( -77.57, -61.32) 11/10/2021   02:29:07  ( -77.62, -60.07)   30.13                72
 11/10/2021   03:18:49   (  77.73, 106.79) 11/10/2021   03:19:55  (  77.71, 106.77)    1.71                66
 11/10/2021   04:09:51   ( -77.73, -85.95) 11/10/2021   04:10:40  ( -77.74, -86.05)    2.53                49
 11/10/2021   05:00:49   (  77.74,  81.33) 11/10/2021   05:01:25  (  77.71,  81.39)    2.85                36
 11/10/2021   05:51:51   ( -77.74,-111.40) 11/10/2021   05:52:10  ( -77.74,-111.42)    0.47                19
 11/10/2021   06:42:49   (  77.74,  55.87) 11/10/2021   06:42:56  (  77.76,  55.81)    1.91                 7
 11/10/2021   07:33:51   ( -77.75,-136.86) 11/10/2021   07:33:40  ( -77.74,-136.80)    1.62                11
 11/10/2021   08:24:49   (  77.75,  30.41) 11/10/2021   08:24:26  (  77.76,  30.44)    0.95                23
 11/10/2021   09:15:51   ( -77.76,-162.31) 11/10/2021   09:15:11  ( -77.78,-162.38)    3.28                40
 11/10/2021   10:06:49   (  77.76,   4.95) 11/10/2021   10:05:56  (  77.76,   5.06)    2.66                53
 11/10/2021   10:57:51   ( -77.76, 172.23) 11/10/2021   10:56:41  ( -77.78, 172.25)    2.14                70
 11/10/2021   11:48:41   (  78.07, -18.77) 11/10/2021   11:47:34  (  78.08, -21.98)   73.58                67