Simultaneous Nadir Overpasses (SNOs) between METOP-B and NOAA-19
TLE Epoch: 2021 12 6.  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)
 12/06/2021   12:32:59   ( -80.72,-156.97) 12/06/2021   12:31:56  ( -80.70,-156.97)    1.65                63
 12/06/2021   13:23:40   (  80.72,  10.30) 12/06/2021   13:22:51  (  80.71,  10.27)    1.21                49
 12/06/2021   14:14:21   ( -80.71, 177.54) 12/06/2021   14:13:56  ( -80.70, 177.59)    1.32                25
 12/06/2021   15:05:02   (  80.71, -15.19) 12/06/2021   15:04:51  (  80.70, -15.17)    0.57                11
 12/06/2021   15:55:43   ( -80.70, 152.05) 12/06/2021   15:55:56  ( -80.70, 152.16)    1.93                13
 12/06/2021   16:46:24   (  80.70, -40.68) 12/06/2021   16:46:51  (  80.70, -40.60)    1.46                27
 12/06/2021   17:37:05   ( -80.69, 126.56) 12/06/2021   17:37:56  ( -80.70, 126.72)    2.95                51
 12/06/2021   18:27:46   (  80.69, -66.17) 12/06/2021   18:28:51  (  80.70, -66.04)    2.63                65
 12/17/2021   16:18:22   (  80.72, -33.32) 12/17/2021   16:17:13  (  80.72, -33.38)    1.05                69
 12/17/2021   17:09:03   ( -80.72, 133.95) 12/17/2021   17:08:18  ( -80.72, 133.94)    0.25                45
 12/17/2021   17:59:44   (  80.71, -58.81) 12/17/2021   17:59:13  (  80.72, -58.82)    0.87                31
 12/17/2021   18:50:25   ( -80.71, 108.46) 12/17/2021   18:50:18  ( -80.72, 108.50)    1.24                 7
 12/17/2021   19:41:06   (  80.70, -84.30) 12/17/2021   19:41:13  (  80.72, -84.26)    1.90                 7
 12/17/2021   20:31:47   ( -80.70,  82.97) 12/17/2021   20:32:18  ( -80.71,  83.05)    2.45                31
 12/17/2021   21:22:27   (  80.71,-109.45) 12/17/2021   21:23:12  (  80.70,-109.34)    2.27                45