Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2019 6 4.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 06/04/2019   07:03:42   (  70.48,  70.97) 06/04/2019   07:04:12  (  70.51,  70.91)    3.27                30
 06/04/2019   07:54:24   ( -70.42,-121.61) 06/04/2019   07:53:42  ( -70.40,-121.61)    2.41                42
 06/06/2019   23:20:10   (  70.53,-173.22) 06/06/2019   23:20:42  (  70.53,-173.18)    1.58                32
 06/07/2019   00:10:51   ( -70.41,  -5.71) 06/07/2019   00:10:12  ( -70.42,  -5.70)    1.49                39
 06/09/2019   15:36:36   (  70.52, -57.33) 06/09/2019   15:37:11  (  70.54, -57.28)    2.78                35
 06/09/2019   16:27:17   ( -70.39, 110.20) 06/09/2019   16:26:42  ( -70.38, 110.12)    3.00                35
 06/12/2019   07:53:03   (  70.52,  58.56) 06/12/2019   07:53:42  (  70.50,  58.54)    2.26                39
 06/12/2019   08:43:44   ( -70.38,-133.90) 06/12/2019   08:43:12  ( -70.40,-133.98)    3.19                32
 06/15/2019   00:09:30   (  70.52, 174.45) 06/15/2019   00:10:12  (  70.51, 174.44)    0.79                42
 06/15/2019   01:00:12   ( -70.43, -18.09) 06/15/2019   00:59:42  ( -70.41, -18.08)    1.81                30
 06/17/2019   16:25:57   (  70.52, -69.66) 06/17/2019   16:26:42  (  70.52, -69.67)    0.48                45
 06/17/2019   17:16:39   ( -70.42,  97.81) 06/17/2019   17:16:12  ( -70.42,  97.82)    0.39                27