Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2022 1 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 01/09/2022   06:09:32   (   0.05,-128.29) (  -0.19,-129.35)  120.54                80
 01/10/2022   05:46:12   (   0.06,-128.30) (   0.95,-124.36)  450.02                80
 01/11/2022   18:07:43   (  -0.05,-128.33) (   0.08,-128.91)   65.93                80
 01/14/2022   06:06:02   (   0.04,-128.35) (   0.00,-128.51)   18.78                80
 01/16/2022   18:01:33   (  -0.04,-128.37) (  -0.12,-128.08)   33.93                80
 01/18/2022   06:23:13   (   0.03,-128.37) (  -0.94,-132.67)  489.95                80
 01/19/2022   05:59:53   (   0.03,-128.37) (   0.21,-127.68)   79.53                80
 01/20/2022   18:21:23   (  -0.02,-128.38) (   0.82,-132.23)  438.30                80
 01/21/2022   17:58:03   (  -0.02,-128.38) (  -0.27,-127.23)  131.10                80