Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2025 5 7.  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)
 05/17/2025   12:00:12   (  75.86,   7.06) 05/17/2025   11:59:01  (  75.85,   5.53)   41.66                71
 05/17/2025   12:51:01   ( -76.08, 173.58) 05/17/2025   12:49:58  ( -76.07, 173.57)    1.42                63
 05/17/2025   13:41:47   (  76.10, -19.18) 05/17/2025   13:40:52  (  76.09, -19.08)    3.03                55
 05/17/2025   14:32:31   ( -76.10, 148.13) 05/17/2025   14:31:54  ( -76.09, 148.17)    1.46                37
 05/17/2025   15:23:17   (  76.12, -44.63) 05/17/2025   15:22:48  (  76.12, -44.48)    4.01                29
 05/17/2025   16:14:01   ( -76.12, 122.69) 05/17/2025   16:13:50  ( -76.12, 122.77)    2.25                11
 05/17/2025   17:04:46   (  76.10, -69.91) 05/17/2025   17:04:45  (  76.09, -70.04)    3.72                 1
 05/17/2025   17:55:31   ( -76.14,  97.25) 05/17/2025   17:55:46  ( -76.14,  97.37)    3.29                15
 05/17/2025   18:46:16   (  76.12, -95.35) 05/17/2025   18:46:41  (  76.12, -95.45)    2.59                25
 05/17/2025   19:37:00   ( -76.12,  71.97) 05/17/2025   19:37:43  ( -76.12,  71.81)    4.24                43
 05/17/2025   20:27:46   (  76.14,-120.80) 05/17/2025   20:28:37  (  76.14,-120.85)    1.45                51
 05/17/2025   21:18:30   ( -76.14,  46.52) 05/17/2025   21:19:39  ( -76.14,  46.41)    3.10                69
 05/17/2025   22:09:19   (  76.29,-146.74) 05/17/2025   22:10:31  (  76.25,-145.92)   22.04                72