Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2020 12 31.  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)
 01/01/2021   05:09:00   (  -0.26,-128.24) (  -1.01,-131.56)  378.83                80
 01/02/2021   04:51:01   (  -0.27,-128.23) (   0.08,-126.58)  187.87                80
 01/03/2021   17:07:13   (   0.26,-128.21) (   0.90,-131.19)  338.56                80
 01/04/2021   16:49:13   (   0.27,-128.20) (  -0.19,-126.21)  227.70                80
 01/06/2021   05:05:34   (  -0.25,-128.19) (  -0.86,-130.84)  302.52                80
 01/07/2021   04:47:34   (  -0.27,-128.18) (   0.24,-125.86)  263.65                80
 01/08/2021   17:03:47   (   0.24,-128.15) (   0.75,-130.47)  263.64                80
 01/09/2021   16:45:46   (   0.26,-128.13) (  -0.30,-125.48)  301.88                80
 01/11/2021   05:02:07   (  -0.23,-128.10) (  -0.69,-130.12)  229.84                80
 01/12/2021   04:44:08   (  -0.26,-128.09) (   0.41,-125.14)  335.66                80
 01/13/2021   17:00:20   (   0.23,-128.05) (   0.58,-129.75)  192.35                80