Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 12 22.  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)
 12/23/2020   04:57:53   (  -0.28,-128.27) (  -0.24,-128.02)   27.97                80
 12/24/2020   17:14:05   (   0.26,-128.25) (   1.23,-132.63)  498.11                80
 12/25/2020   16:56:05   (   0.27,-128.26) (   0.14,-127.65)   69.31                80
 12/27/2020   05:12:27   (  -0.26,-128.28) (  -1.14,-132.29)  457.00                80
 12/28/2020   04:54:27   (  -0.27,-128.27) (  -0.05,-127.31)  110.27                80
 12/29/2020   17:10:40   (   0.25,-128.25) (   1.04,-131.91)  416.82                80
 12/30/2020   16:52:39   (   0.27,-128.24) (   0.00,-126.92)  149.87                80
 01/01/2021   05:09:00   (  -0.26,-128.25) (  -1.00,-131.56)  377.93                80
 01/02/2021   04:51:01   (  -0.28,-128.24) (   0.10,-126.59)  188.71                80
 01/03/2021   17:07:13   (   0.26,-128.21) (   0.89,-131.19)  339.16                80
 01/04/2021   16:49:13   (   0.27,-128.20) (  -0.15,-126.20)  227.03                80