Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 8 17.  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)
 08/18/2021   04:30:07   (   0.12,-128.24) (   0.25,-127.69)   62.20                80
 08/19/2021   16:51:37   (  -0.10,-128.20) (   0.78,-132.29)  464.49                80
 08/20/2021   16:28:17   (  -0.12,-128.22) (  -0.30,-127.31)  103.33                80
 08/22/2021   04:49:57   (   0.09,-128.28) (  -0.69,-131.95)  417.59                80
 08/23/2021   04:26:37   (   0.12,-128.28) (   0.39,-126.97)  149.46                80
 08/24/2021   16:48:07   (  -0.09,-128.25) (   0.64,-131.56)  377.85                80
 08/25/2021   16:24:48   (  -0.12,-128.26) (  -0.50,-126.59)  189.94                80
 08/27/2021   04:46:27   (   0.08,-128.32) (  -0.55,-131.23)  330.40                80
 08/28/2021   04:23:06   (   0.11,-128.32) (   0.54,-126.24)  236.39                80
 08/29/2021   16:44:37   (  -0.07,-128.27) (   0.49,-130.84)  292.25                80
 08/30/2021   16:21:17   (  -0.10,-128.28) (  -0.65,-125.87)  274.86                80