Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 5 2.  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)
 05/02/2019   04:59:51   ( -80.17,-114.12) 05/02/2019   04:58:38  ( -80.17,-114.24)    2.36                73
 05/02/2019   05:50:37   (  80.19,  52.98) 05/02/2019   05:49:43  (  80.16,  52.91)    2.84                54
 05/02/2019   06:41:20   ( -80.16,-139.44) 05/02/2019   06:40:38  ( -80.19,-139.46)    2.74                42
 05/02/2019   07:32:06   (  80.18,  27.66) 05/02/2019   07:31:43  (  80.18,  27.70)    0.66                23
 05/02/2019   08:22:50   ( -80.19,-165.06) 05/02/2019   08:22:39  ( -80.19,-165.00)    1.29                11
 05/02/2019   09:13:36   (  80.21,   2.04) 05/02/2019   09:13:44  (  80.18,   2.16)    3.57                 8
 05/02/2019   10:04:19   ( -80.18, 169.62) 05/02/2019   10:04:40  ( -80.18, 169.47)    2.87                21
 05/02/2019   10:55:05   (  80.20, -23.28) 05/02/2019   10:55:45  (  80.18, -23.38)    3.15                40
 05/02/2019   11:45:49   ( -80.20, 143.99) 05/02/2019   11:46:41  ( -80.18, 143.93)    2.84                52
 05/02/2019   12:36:34   (  80.20, -48.60) 05/02/2019   12:37:45  (  80.20, -48.60)    0.12                71
 05/15/2019   19:26:35   ( -80.17,  29.20) 05/15/2019   19:25:23  ( -80.15,  29.25)    2.42                72
 05/15/2019   20:17:19   (  80.14,-163.18) 05/15/2019   20:16:24  (  80.16,-163.26)    3.20                55
 05/15/2019   21:08:04   ( -80.16,   3.88) 05/15/2019   21:07:23  ( -80.17,   4.03)    2.93                41
 05/15/2019   21:58:49   (  80.16, 171.20) 05/15/2019   21:58:25  (  80.16, 171.19)    0.14                24
 05/15/2019   22:49:33   ( -80.16, -21.44) 05/15/2019   22:49:24  ( -80.16, -21.51)    1.43                 9
 05/15/2019   23:40:18   (  80.16, 145.87) 05/15/2019   23:40:25  (  80.18, 145.97)    3.08                 7
 05/16/2019   00:31:03   ( -80.18, -47.07) 05/16/2019   00:31:25  ( -80.16, -47.05)    2.21                22
 05/16/2019   01:21:48   (  80.18, 120.25) 05/16/2019   01:22:26  (  80.18, 120.43)    3.46                38
 05/16/2019   02:12:32   ( -80.18, -72.39) 05/16/2019   02:13:25  ( -80.18, -72.26)    2.38                53