Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 2 7.  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)
 02/07/2021   18:00:41   (  -0.02,-127.47) (  -0.09,-127.27)   24.02                80
 02/09/2021   06:17:01   (   0.07,-127.51) (  -0.93,-131.87)  496.58                80
 02/10/2021   05:59:02   (   0.04,-127.56) (   0.20,-126.87)   77.98                80
 02/11/2021   18:15:14   (  -0.08,-127.64) (   0.74,-131.45)  432.84                80
 02/12/2021   17:57:14   (  -0.05,-127.69) (  -0.32,-126.44)  141.61                80
 02/14/2021   06:13:35   (   0.09,-127.72) (  -0.64,-131.05)  378.98                80
 02/15/2021   05:55:34   (   0.06,-127.77) (   0.43,-126.05)  195.54                80
 02/16/2021   18:11:47   (  -0.11,-127.85) (   0.52,-130.62)  315.52                80
 02/17/2021   17:53:47   (  -0.08,-127.89) (  -0.61,-125.63)  258.55                80
 02/19/2021   06:10:07   (   0.12,-127.92) (  -0.39,-130.23)  263.02                80
 02/20/2021   05:52:08   (   0.10,-127.96) (   0.73,-125.24)  310.79                80