Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 4 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/30/2025   22:56:35   (   0.00,  61.50) (   0.17,  60.71)   89.45                80
 05/01/2025   22:40:26   (   0.01,  61.51) (  -0.82,  65.29)  430.05                80
 05/03/2025   10:59:36   (   0.01,  61.54) (  -0.34,  60.05)  170.17                80
 05/04/2025   10:43:28   (  -0.00,  61.56) (   0.71,  64.61)  349.17                80
 05/05/2025   23:02:28   (  -0.02,  61.58) (   0.47,  59.42)  245.87                80
 05/06/2025   22:46:19   (  -0.01,  61.59) (  -0.53,  64.00)  273.83                80
 05/08/2025   11:05:29   (   0.03,  61.61) (  -0.62,  58.76)  325.77                80
 05/09/2025   10:49:19   (   0.02,  61.63) (   0.38,  63.33)  193.50                80
 05/10/2025   23:08:20   (  -0.05,  61.66) (   0.78,  58.13)  402.57                80
 05/11/2025   22:52:11   (  -0.04,  61.67) (  -0.28,  62.69)  116.60                80