Simultaneous Nadir Overpasses (SNOs) between METOP-B and NOAA-19
TLE Epoch: 2021 5 7.  Predictions up to the next  14.0 days:

     Date     Time(METOP-B) METOP-B Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 05/08/2021   20:45:13   ( -80.60,  78.39) 05/08/2021   20:44:06  ( -80.57,  75.03)   61.18                67
 05/08/2021   21:35:58   (  80.50,-115.68) 05/08/2021   21:35:03  (  80.49,-115.79)    2.97                55
 05/08/2021   22:26:40   ( -80.48,  51.28) 05/08/2021   22:26:01  ( -80.49,  51.40)    2.62                39
 05/08/2021   23:17:20   (  80.50,-141.13) 05/08/2021   23:17:03  (  80.48,-141.16)    1.89                17
 05/09/2021   00:08:01   ( -80.49,  26.15) 05/09/2021   00:08:01  ( -80.48,  26.02)    2.53                 0
 05/09/2021   00:58:42   (  80.49,-166.59) 05/09/2021   00:59:03  (  80.47,-166.53)    1.91                21
 05/09/2021   01:49:23   ( -80.48,   0.70) 05/09/2021   01:50:01  ( -80.48,   0.65)    1.13                38
 05/09/2021   02:40:04   (  80.48, 167.95) 05/09/2021   02:41:03  (  80.47, 168.10)    3.01                59
 05/09/2021   03:30:47   ( -80.43, -25.41) 05/09/2021   03:31:59  ( -80.44, -24.04)   25.37                72
 05/20/2021   00:30:53   (  80.51,-159.31) 05/20/2021   00:29:57  (  80.49,-159.23)    2.35                56
 05/20/2021   01:21:35   ( -80.49,   7.80) 05/20/2021   01:20:53  ( -80.50,   7.95)    2.75                42
 05/20/2021   02:12:15   (  80.50, 175.24) 05/20/2021   02:11:57  (  80.49, 175.39)    3.34                18
 05/20/2021   03:02:56   ( -80.51, -17.32) 05/20/2021   03:02:53  ( -80.49, -17.43)    2.76                 3
 05/20/2021   03:53:37   (  80.49, 149.78) 05/20/2021   03:53:58  (  80.50, 149.68)    1.92                21
 05/20/2021   04:44:18   ( -80.50, -42.78) 05/20/2021   04:44:53  ( -80.49, -42.80)    1.80                35
 05/20/2021   05:34:59   (  80.48, 124.32) 05/20/2021   05:35:58  (  80.49, 124.30)    0.81                59