Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 8 21.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/31/2022   17:36:22   (  76.84, -97.32) 08/31/2022   17:35:18  (  76.84,-101.06)   94.72                64
 08/31/2022   18:27:18   ( -77.29,  68.10) 08/31/2022   18:26:13  ( -77.27,  68.12)    2.47                65
 08/31/2022   19:18:03   (  77.26,-124.47) 08/31/2022   19:17:07  (  77.29,-124.52)    2.83                56
 08/31/2022   20:08:49   ( -77.28,  42.78) 08/31/2022   20:08:12  ( -77.30,  42.77)    2.52                37
 08/31/2022   20:59:35   (  77.29,-149.98) 08/31/2022   20:59:07  (  77.28,-150.06)    2.44                28
 08/31/2022   21:50:21   ( -77.31,  17.26) 08/31/2022   21:50:12  ( -77.29,  17.23)    1.93                 9
 08/31/2022   22:41:07   (  77.32,-175.50) 08/31/2022   22:41:06  (  77.31,-175.40)    2.78                 1
 08/31/2022   23:31:52   ( -77.29,  -8.06) 08/31/2022   23:32:11  ( -77.32,  -8.11)    3.40                19
 09/01/2022   00:22:38   (  77.31, 159.18) 09/01/2022   00:23:06  (  77.30, 159.06)    3.10                28
 09/01/2022   01:13:23   ( -77.32, -33.57) 09/01/2022   01:14:10  ( -77.31, -33.65)    2.34                47
 09/01/2022   02:04:09   (  77.34, 133.67) 09/01/2022   02:05:04  (  77.33, 133.72)    1.45                55
 09/01/2022   02:54:55   ( -77.35, -59.08) 09/01/2022   02:56:09  ( -77.34, -59.00)    2.25                74
 09/01/2022   03:45:50   (  77.74, 106.37) 09/01/2022   03:46:55  (  77.68, 109.99)   85.95                65