Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 1 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/11/2024   21:17:34   (   0.01,-104.65) (  -0.03,-104.80)   16.86                80
 01/12/2024   21:01:47   (   0.02,-104.65) (   1.00,-100.32)  493.35                80
 01/14/2024   09:23:59   (  -0.02,-104.68) (   0.22,-105.66)  112.49                80
 01/15/2024   09:02:52   (  -0.02,-104.68) (  -0.81,-101.19)  397.85                80
 01/16/2024   21:25:13   (   0.02,-104.65) (  -0.44,-106.56)  218.22                80
 01/17/2024   21:09:25   (   0.02,-104.65) (   0.60,-102.09)  292.40                80
 01/19/2024   09:31:38   (  -0.03,-104.68) (   0.62,-107.42)  312.92                80
 01/20/2024   09:10:30   (  -0.03,-104.68) (  -0.43,-102.95)  197.44                80
 01/21/2024   21:32:52   (   0.04,-104.65) (  -0.81,-108.32)  418.97                80
 01/22/2024   21:17:04   (   0.04,-104.65) (   0.24,-103.85)   91.45                80