Simultaneous Nadir Overpasses (SNOs) Predictions  
  Prediction of SNOs between GOES-15 and FY3D Satellite Orbit: 
  Table of predicted SNOs for the next  14.0 days since TLE Epoch: 1/18/2021
  | Index |  Date |  Time (GOES-15) |   GOES-15 Lat,Lon |  FY3D Lat,Lon |   Distance(km) |  Time Diff (sec) |  
  
 |  1  |   01/18/2021 |   10:07:12   |      0.29,-127.95  |     0.30,-127.94  |     1.92    |        80 |  
 |  2  |   01/20/2021 |   22:09:52   |     -0.31,-127.94  |    -0.47,-128.57  |    71.53    |        80 |  
 |  3  |   01/21/2021 |   21:48:15   |     -0.29,-127.92  |     0.59,-123.99  |   447.80    |        80 |  
 |  4  |   01/23/2021 |   10:12:23   |      0.33,-127.82  |     0.65,-129.15  |   151.99    |        80 |  
 |  5  |   01/24/2021 |   09:50:46   |      0.31,-127.80  |    -0.41,-124.58  |   366.99    |        80 |  
 |  6  |   01/25/2021 |   22:15:03   |     -0.35,-127.80  |    -0.82,-129.78  |   226.63    |        80 |  
 |  7  |   01/26/2021 |   21:53:26   |     -0.34,-127.76  |     0.24,-125.20  |   291.93    |        80 |  
 |  8  |   01/28/2021 |   10:17:33   |      0.37,-127.66  |     0.99,-130.37  |   309.15    |        80 |  
 |  9  |   01/29/2021 |   09:55:57   |      0.36,-127.62  |    -0.07,-125.79  |   209.07    |        80 |  
 |  10  |   01/30/2021 |   22:20:13   |     -0.39,-127.62  |    -1.16,-131.00  |   385.68    |        80 |  
 |  11  |   01/31/2021 |   21:58:37   |     -0.37,-127.58  |    -0.11,-126.42  |   132.34    |        80 |  
Figure of GOES-15 and FY3D satellite orbits during SNOs since TLE Epoch: 1/18/2021 
 Download SNOs between GOES-15 and FY3D since TLE EPOCH: 01/18/2021 in txt file. 
 Historical Predications of SNOs between GOES-15 and FY3D