Simultaneous Nadir Overpasses (SNOs) between GOES-15 and TERRA
TLE Epoch: 2021 12 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/17/2021   06:51:08   (   0.12,-127.65) (   0.22,-127.09)   63.80                80
 12/19/2021   06:38:54   (   0.12,-127.57) (   0.85,-124.13)  390.51                80
 12/19/2021   19:02:49   (  -0.11,-127.57) (   0.24,-129.29)  194.60                80
 12/21/2021   18:47:54   (  -0.11,-127.48) (  -0.34,-126.32)  131.65                80
 12/22/2021   07:11:57   (   0.09,-127.43) (  -0.80,-131.51)  464.44                80
 12/23/2021   18:35:40   (  -0.10,-127.39) (  -0.98,-123.37)  457.58                80
 12/24/2021   06:59:43   (   0.09,-127.33) (  -0.15,-128.55)  138.62                80
 12/26/2021   06:44:48   (   0.09,-127.23) (   0.44,-125.59)  186.94                80
 12/26/2021   19:08:42   (  -0.07,-127.23) (   0.70,-130.74)  398.84                80
 12/28/2021   18:56:27   (  -0.07,-127.13) (   0.09,-127.77)   73.90                80
 12/30/2021   18:41:32   (  -0.08,-127.02) (  -0.52,-124.81)  250.37                80