Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2021 2 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/04/2021   20:23:09   (   0.04,-104.13) (   0.03,-104.30)   19.40                80
 02/05/2021   20:01:43   (   0.04,-104.13) (   1.00, -99.76)  497.08                80
 02/07/2021   08:23:33   (  -0.03,-104.38) (   0.10,-105.05)   76.03                80
 02/08/2021   08:07:27   (  -0.03,-104.38) (  -0.87,-100.51)  440.82                80
 02/09/2021   20:29:22   (   0.02,-104.14) (  -0.36,-105.80)  189.48                80
 02/10/2021   20:07:58   (   0.03,-104.14) (   0.66,-101.27)  326.78                80
 02/12/2021   08:29:46   (  -0.02,-104.38) (   0.49,-106.55)  247.16                80
 02/13/2021   08:13:42   (  -0.03,-104.39) (  -0.54,-102.02)  270.13                80
 02/14/2021   20:35:37   (   0.02,-104.17) (  -0.68,-107.31)  358.09                80
 02/15/2021   20:14:13   (   0.03,-104.18) (   0.34,-102.79)  158.45                80