Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 10 30.  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)
 10/31/2022   10:26:02   (  77.09,   9.82) 10/31/2022   10:24:52  (  77.12,   9.78)    2.78                70
 10/31/2022   11:16:47   ( -77.10, 177.12) 10/31/2022   11:15:48  ( -77.10, 176.96)    4.03                59
 10/31/2022   12:07:34   (  77.10, -15.60) 10/31/2022   12:06:51  (  77.14, -15.59)    4.55                43
 10/31/2022   12:58:20   ( -77.15, 151.52) 10/31/2022   12:57:47  ( -77.12, 151.59)    3.27                33
 10/31/2022   13:49:07   (  77.15, -41.20) 10/31/2022   13:48:51  (  77.13, -41.15)    3.10                16
 10/31/2022   14:39:52   ( -77.16, 126.10) 10/31/2022   14:39:46  ( -77.15, 126.22)    3.22                 6
 10/31/2022   15:30:39   (  77.16, -66.63) 10/31/2022   15:30:50  (  77.16, -66.52)    2.71                11
 10/31/2022   16:21:24   ( -77.17, 100.67) 10/31/2022   16:21:46  ( -77.14, 100.66)    3.22                22
 10/31/2022   17:12:11   (  77.17, -92.05) 10/31/2022   17:12:50  (  77.14, -92.08)    3.52                39
 10/31/2022   18:02:56   ( -77.18,  75.25) 10/31/2022   18:03:45  ( -77.17,  75.29)    1.60                49
 10/31/2022   18:53:43   (  77.18,-117.47) 10/31/2022   18:54:49  (  77.17,-117.45)    1.48                66
 10/31/2022   19:44:30   ( -77.27,  49.45) 10/31/2022   19:45:43  ( -77.23,  50.12)   16.79                73