Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 12 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2021   20:05:52   (  -0.03,-104.20) (   0.92, -99.88)  492.11                80
 12/24/2021   08:27:39   (   0.01,-104.52) (   0.17,-105.16)   73.19                80
 12/25/2021   08:06:13   (   0.02,-104.52) (  -0.87,-100.63)  443.56                80
 12/26/2021   20:28:07   (   0.00,-104.20) (  -0.39,-105.91)  195.78                80
 12/27/2021   20:12:01   (  -0.01,-104.20) (   0.65,-101.38)  321.84                80
 12/29/2021   08:33:47   (  -0.01,-104.54) (   0.49,-106.65)  241.85                80
 12/30/2021   08:12:22   (   0.00,-104.53) (  -0.55,-102.13)  274.93                80
 12/31/2021   20:34:15   (   0.01,-104.19) (  -0.70,-107.41)  366.14                80
 01/01/2022   20:18:09   (  -0.00,-104.19) (   0.28,-102.87)  150.97                80
 01/03/2022   08:39:44   (  -0.01,-104.53) (   0.80,-108.15)  412.21                68
 01/04/2022   08:18:30   (   0.00,-104.53) (  -0.19,-103.61)  104.48                80