Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 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)
 11/24/2021   09:52:25   ( -77.69,-171.29) 11/24/2021   09:53:30  ( -77.67,-171.39)    3.25                65
 11/24/2021   10:43:20   (  77.69,  -4.03) 11/24/2021   10:44:16  (  77.68,  -4.14)    2.77                56
 11/24/2021   11:34:25   ( -77.70, 163.25) 11/24/2021   11:35:00  ( -77.67, 163.24)    3.11                35
 11/24/2021   12:25:20   (  77.69, -29.49) 11/24/2021   12:25:46  (  77.68, -29.52)    1.52                26
 11/24/2021   13:16:25   ( -77.70, 137.79) 11/24/2021   13:16:31  ( -77.71, 137.66)    3.17                 6
 11/24/2021   14:07:20   (  77.70, -54.95) 11/24/2021   14:07:16  (  77.68, -54.90)    2.43                 4
 11/24/2021   14:58:25   ( -77.71, 112.33) 11/24/2021   14:58:01  ( -77.71, 112.28)    1.14                24
 11/24/2021   15:49:20   (  77.71, -80.41) 11/24/2021   15:48:47  (  77.73, -80.47)    2.37                33
 11/24/2021   16:40:25   ( -77.72,  86.87) 11/24/2021   16:39:31  ( -77.71,  86.91)    1.09                54
 11/24/2021   17:31:20   (  77.72,-105.87) 11/24/2021   17:30:17  (  77.73,-105.85)    1.28                63
 11/24/2021   18:22:16   ( -78.07,  63.34) 11/24/2021   18:21:10  ( -78.08,  59.67)   84.33                66