Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 4 17.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/18/2021   03:31:19   (  78.12, 101.94) 04/18/2021   03:30:14  (  78.12,  98.17)   86.24                65
 04/18/2021   04:22:11   ( -78.42, -92.43) 04/18/2021   04:21:08  ( -78.44, -92.53)    2.94                63
 04/18/2021   05:12:57   (  78.44,  74.80) 04/18/2021   05:12:05  (  78.46,  74.83)    2.16                52
 04/18/2021   06:03:42   ( -78.47,-118.04) 04/18/2021   06:03:08  ( -78.46,-117.93)    2.65                34
 04/18/2021   06:54:27   (  78.44,  49.41) 04/18/2021   06:54:05  (  78.47,  49.43)    3.32                22
 04/18/2021   07:45:12   ( -78.47,-143.43) 04/18/2021   07:45:08  ( -78.47,-143.34)    2.03                 4
 04/18/2021   08:35:58   (  78.48,  23.79) 04/18/2021   08:36:06  (  78.45,  23.79)    3.69                 8
 04/18/2021   09:26:42   ( -78.47,-168.82) 04/18/2021   09:27:08  ( -78.48,-168.75)    2.14                26
 04/18/2021   10:17:28   (  78.49,  -1.60) 04/18/2021   10:18:06  (  78.46,  -1.62)    2.43                38
 04/18/2021   11:08:12   ( -78.47, 165.79) 04/18/2021   11:09:08  ( -78.50, 165.84)    2.91                56
 04/18/2021   11:58:58   (  78.49, -26.99) 04/18/2021   12:00:06  (  78.48, -27.02)    1.30                68