Simultaneous Nadir Overpasses (SNOs) between METOP-B and NOAA-19
TLE Epoch: 2021 4 4.  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   13:42:19   ( -80.46,-178.37) 04/05/2021   13:41:17  ( -80.47,-178.46)    2.52                62
 04/05/2021   14:33:00   (  80.45, -11.08) 04/05/2021   14:32:12  (  80.47, -11.08)    1.66                48
 04/05/2021   15:23:40   ( -80.47, 156.47) 04/05/2021   15:23:16  ( -80.45, 156.52)    2.41                24
 04/05/2021   16:14:22   (  80.44, -36.57) 04/05/2021   16:14:12  (  80.46, -36.44)    3.26                10
 04/05/2021   17:05:02   ( -80.46, 130.98) 04/05/2021   17:05:17  ( -80.46, 130.82)    3.09                15
 04/05/2021   17:55:43   (  80.45, -61.73) 04/05/2021   17:56:12  (  80.45, -61.80)    1.23                29
 04/05/2021   18:46:24   ( -80.45, 105.50) 04/05/2021   18:47:17  ( -80.45, 105.45)    1.02                53
 04/05/2021   19:37:05   (  80.44, -87.22) 04/05/2021   19:38:12  (  80.45, -87.16)    1.21                67
 04/16/2021   15:46:16   (  80.48, -29.07) 04/16/2021   15:45:10  (  80.47, -28.95)    2.42                66
 04/16/2021   16:36:57   ( -80.47, 138.17) 04/16/2021   16:36:14  ( -80.48, 138.14)    0.81                43
 04/16/2021   17:27:38   (  80.47, -54.57) 04/16/2021   17:27:11  (  80.48, -54.66)    2.23                27
 04/16/2021   18:18:19   ( -80.46, 112.68) 04/16/2021   18:18:14  ( -80.47, 112.78)    2.03                 5
 04/16/2021   19:09:00   (  80.46, -80.06) 04/16/2021   19:09:11  (  80.47, -80.02)    2.11                11
 04/16/2021   19:59:40   ( -80.47,  87.52) 04/16/2021   20:00:14  ( -80.46,  87.41)    2.29                34
 04/16/2021   20:50:21   (  80.47,-105.22) 04/16/2021   20:51:11  (  80.47,-105.38)    2.96                50