Simultaneous Nadir Overpasses (SNOs) between METOP-B and NOAA-19
TLE Epoch: 2021 4 5.  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)
 04/05/2021   13:42:18   ( -80.48,-178.07) 04/05/2021   13:41:16  ( -80.46,-178.15)    2.71                62
 04/05/2021   14:33:00   (  80.45, -11.11) 04/05/2021   14:32:12  (  80.47, -11.11)    2.02                48
 04/05/2021   15:23:40   ( -80.47, 156.44) 04/05/2021   15:23:16  ( -80.45, 156.49)    1.98                24
 04/05/2021   16:14:21   (  80.46, -36.27) 04/05/2021   16:14:11  (  80.45, -36.13)    3.36                10
 04/05/2021   17:05:02   ( -80.46, 130.95) 04/05/2021   17:05:17  ( -80.46, 130.78)    3.18                15
 04/05/2021   17:55:43   (  80.45, -61.76) 04/05/2021   17:56:12  (  80.46, -61.83)    1.35                29
 04/05/2021   18:46:24   ( -80.44, 105.46) 04/05/2021   18:47:17  ( -80.45, 105.42)    1.38                53
 04/05/2021   19:37:05   (  80.44, -87.25) 04/05/2021   19:38:12  (  80.45, -87.19)    1.30                67
 04/16/2021   15:46:16   (  80.48, -29.07) 04/16/2021   15:45:10  (  80.47, -28.99)    1.75                66
 04/16/2021   16:36:57   ( -80.47, 138.17) 04/16/2021   16:36:14  ( -80.48, 138.10)    1.45                43
 04/16/2021   17:27:38   (  80.47, -54.56) 04/16/2021   17:27:11  (  80.48, -54.69)    2.85                27
 04/16/2021   18:18:19   ( -80.46, 112.68) 04/16/2021   18:18:14  ( -80.47, 112.74)    1.73                 5
 04/16/2021   19:09:00   (  80.46, -80.05) 04/16/2021   19:09:11  (  80.48, -80.05)    2.15                11
 04/16/2021   19:59:40   ( -80.47,  87.51) 04/16/2021   20:00:14  ( -80.47,  87.37)    2.78                34
 04/16/2021   20:50:21   (  80.47,-105.22) 04/16/2021   20:51:10  (  80.45,-105.07)    3.30                49