Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2020 2 28.  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)
 02/29/2020   22:05:57   (  70.51,-154.73) 02/29/2020   22:06:44  (  70.52,-154.72)    0.70                47
 02/29/2020   22:56:38   ( -70.42,  12.73) 02/29/2020   22:56:13  ( -70.40,  12.75)    2.61                25
 03/03/2020   14:22:21   (  70.54, -38.87) 03/03/2020   14:23:11  (  70.52, -38.83)    2.51                50
 03/03/2020   15:13:02   ( -70.39, 128.68) 03/03/2020   15:12:41  ( -70.41, 128.64)    2.59                21
 03/03/2020   16:03:29   (  69.42, -62.55) 03/03/2020   16:02:23  (  69.48, -65.02)   96.75                66
 03/06/2020   06:38:45   (  70.51,  77.07) 03/06/2020   06:39:39  (  70.52,  77.05)    1.24                54
 03/06/2020   07:29:27   ( -70.41,-115.45) 03/06/2020   07:29:09  ( -70.41,-115.48)    1.03                18
 03/06/2020   08:19:56   (  69.56,  53.16) 03/06/2020   08:18:49  (  69.59,  51.01)   83.72                67
 03/08/2020   22:55:10   (  70.54,-167.07) 03/08/2020   22:56:07  (  70.52,-167.08)    2.69                57
 03/08/2020   23:45:52   ( -70.44,   0.41) 03/08/2020   23:45:37  ( -70.41,   0.40)    2.71                15
 03/09/2020   00:36:23   (  69.69, 168.87) 03/09/2020   00:35:14  (  69.75, 167.11)   68.18                69
 03/11/2020   15:11:33   (  70.52, -51.13) 03/11/2020   15:12:34  (  70.51, -51.21)    3.09                61
 03/11/2020   16:02:16   ( -70.46, 116.28) 03/11/2020   16:02:03  ( -70.46, 116.35)    2.78                13
 03/11/2020   16:52:48   (  69.78, -75.35) 03/11/2020   16:51:39  (  69.85, -76.87)   58.98                69