Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 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)
 08/23/2023   00:31:29   ( -76.08, -13.99) 08/23/2023   00:30:21  ( -76.09, -16.64)   70.78                68
 08/23/2023   01:22:23   (  76.40, 152.13) 08/23/2023   01:21:09  (  76.39, 151.77)    9.44                74
 08/23/2023   02:13:09   ( -76.46, -40.78) 08/23/2023   02:12:12  ( -76.43, -40.81)    3.07                57
 08/23/2023   03:03:56   (  76.47, 126.48) 08/23/2023   03:03:06  (  76.47, 126.60)    3.24                50
 08/23/2023   03:54:41   ( -76.49, -66.26) 08/23/2023   03:54:10  ( -76.47, -66.15)    3.16                31
 08/23/2023   04:45:27   (  76.45, 101.17) 08/23/2023   04:45:05  (  76.47, 101.09)    2.34                22
 08/23/2023   05:36:12   ( -76.47, -91.57) 08/23/2023   05:36:09  ( -76.47, -91.66)    2.38                 3
 08/23/2023   06:26:59   (  76.48,  75.69) 08/23/2023   06:27:03  (  76.50,  75.75)    3.10                 4
 08/23/2023   07:17:44   ( -76.49,-117.05) 08/23/2023   07:18:07  ( -76.51,-117.00)    1.97                23
 08/23/2023   08:08:31   (  76.51,  50.21) 08/23/2023   08:09:02  (  76.50,  50.24)    1.25                31
 08/23/2023   08:59:16   ( -76.52,-142.53) 08/23/2023   09:00:06  ( -76.50,-142.51)    1.98                50
 08/23/2023   09:50:03   (  76.53,  24.73) 08/23/2023   09:51:01  (  76.49,  24.73)    4.36                58
 08/23/2023   10:40:50   ( -76.63,-168.35) 08/23/2023   10:42:03  ( -76.59,-167.67)   18.39                73
 08/23/2023   11:31:45   (  77.00,  -2.52) 08/23/2023   11:32:50  (  76.92,   1.01)   89.05                65