Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 10 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 10/22/2021   13:03:41   (   0.05, -75.21) (   0.47, -77.04)  208.99                80
 10/23/2021   12:40:20   (   0.06, -75.21) (  -0.64, -72.07)  358.57                80
 10/25/2021   01:01:59   (  -0.07, -75.20) (  -0.40, -76.70)  170.88                80
 10/26/2021   00:38:38   (  -0.07, -75.20) (   0.70, -71.72)  396.87                80
 10/27/2021   13:00:09   (   0.07, -75.23) (   0.32, -76.32)  123.66                80
 10/28/2021   12:36:48   (   0.08, -75.24) (  -0.80, -71.34)  444.32                80
 10/30/2021   00:58:26   (  -0.08, -75.23) (  -0.24, -75.97)   84.38                80
 10/31/2021   00:35:06   (  -0.08, -75.24) (   0.87, -70.99)  483.93                80
 11/01/2021   12:56:36   (   0.08, -75.28) (   0.15, -75.59)   35.60                80
 11/04/2021   00:52:14   (  -0.09, -75.29) (  -0.07, -75.25)    5.35                80