Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 2 8.  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)
 02/09/2021   06:17:01   (   0.07,-127.51) (  -0.91,-131.87)  496.62                80
 02/10/2021   05:59:02   (   0.04,-127.56) (   0.21,-126.88)   77.96                80
 02/11/2021   18:15:13   (  -0.08,-127.64) (   0.79,-131.44)  432.99                80
 02/12/2021   17:57:14   (  -0.05,-127.68) (  -0.34,-126.45)  141.42                80
 02/14/2021   06:13:34   (   0.09,-127.72) (  -0.68,-131.04)  379.21                80
 02/15/2021   05:55:35   (   0.06,-127.76) (   0.45,-126.05)  195.28                80
 02/16/2021   18:11:47   (  -0.11,-127.85) (   0.50,-130.63)  315.86                80
 02/17/2021   17:53:47   (  -0.08,-127.89) (  -0.57,-125.62)  258.17                80
 02/19/2021   06:10:08   (   0.12,-127.92) (  -0.37,-130.23)  263.43                80
 02/20/2021   05:52:07   (   0.10,-127.95) (   0.69,-125.23)  310.33                80
 02/21/2021   18:08:20   (  -0.14,-128.03) (   0.26,-129.80)  201.97                80