Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 3 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(AQUA) AQUA Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2020   07:44:12   (  67.48, -72.00) 03/19/2020   07:44:55  (  67.48, -72.02)    0.89                43
 03/19/2020   08:33:52   ( -71.02, 100.34) 03/19/2020   08:33:19  ( -71.01, 100.29)    2.23                33
 03/22/2020   00:00:45   (  66.96,  43.30) 03/22/2020   00:01:33  (  66.96,  43.30)    0.24                48
 03/22/2020   00:50:23   ( -70.63,-144.41) 03/22/2020   00:49:55  ( -70.62,-144.44)    1.33                28
 03/24/2020   16:17:16   (  66.61, 158.80) 03/24/2020   16:18:09  (  66.61, 158.80)    0.09                53
 03/24/2020   17:06:53   ( -70.33, -28.97) 03/24/2020   17:06:30  ( -70.33, -28.99)    0.80                23
 03/27/2020   08:33:46   (  66.30, -85.64) 03/27/2020   08:34:44  (  66.30, -85.64)    0.15                58
 03/27/2020   09:23:22   ( -70.09,  86.55) 03/27/2020   09:23:04  ( -70.09,  86.54)    0.65                18
 03/30/2020   00:50:15   (  66.05,  30.00) 03/30/2020   00:51:18  (  66.04,  29.98)    0.67                63
 03/30/2020   01:39:49   ( -69.90,-157.83) 03/30/2020   01:39:36  ( -69.89,-157.86)    0.87                13