Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 9 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 09/16/2021   04:29:45   (   0.15,-128.04) (   0.11,-128.34)   33.66                80
 09/18/2021   16:30:35   (  -0.17,-127.94) (  -0.18,-127.96)    2.35                80
 09/21/2021   04:28:54   (   0.19,-127.90) (   0.25,-127.61)   32.69                80
 09/23/2021   16:27:04   (  -0.20,-127.79) (  -0.31,-127.23)   63.80                80
 09/25/2021   04:43:24   (   0.23,-127.78) (  -0.65,-131.88)  466.04                80
 09/26/2021   04:25:22   (   0.21,-127.75) (   0.39,-126.88)   97.90                80
 09/27/2021   16:41:34   (  -0.24,-127.65) (   0.58,-131.50)  436.94                80
 09/28/2021   16:23:32   (  -0.21,-127.62) (  -0.45,-126.50)  126.84                80