Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 8 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/24/2021   08:11:54   (   0.40,-104.17) (  -0.07,-102.04)  242.58                80
 08/25/2021   20:33:51   (  -0.41,-104.34) (  -1.11,-107.34)  342.69                80
 08/26/2021   20:17:48   (  -0.41,-104.35) (  -0.06,-102.82)  174.28                80
 08/28/2021   08:39:35   (   0.41,-104.19) (   1.30,-108.08)  443.46                80
 08/29/2021   08:18:12   (   0.41,-104.18) (   0.25,-103.56)   71.35                80
 08/31/2021   20:21:25   (  -0.40,-104.33) (  -0.38,-104.34)    3.28                80
 09/03/2021   08:27:08   (   0.40,-104.18) (   0.62,-105.06)  100.94                80
 09/04/2021   08:05:45   (   0.39,-104.17) (  -0.43,-100.54)  413.71                80
 09/05/2021   20:27:42   (  -0.39,-104.30) (  -0.74,-105.85)  177.16                80