Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 10 17.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 10/17/2025   08:55:24   (  78.35,  46.24) 10/17/2025   08:56:21  (  78.32,  46.32)    3.51                57
 10/17/2025   09:46:07   ( -78.28,-146.06) 10/17/2025   09:45:41  ( -78.30,-146.10)    2.10                26
 10/19/2025   19:16:47   ( -78.32,  71.08) 10/19/2025   19:17:46  ( -78.33,  70.95)    2.95                59
 10/19/2025   20:07:31   (  78.30,-121.45) 10/19/2025   20:07:05  (  78.30,-121.51)    1.25                26
 10/22/2025   05:38:11   (  78.35,  95.64) 10/22/2025   05:39:09  (  78.35,  95.66)    0.67                58
 10/22/2025   06:28:55   ( -78.32, -96.86) 10/22/2025   06:28:29  ( -78.33, -96.78)    1.84                26
 10/24/2025   15:59:35   ( -78.38, 120.20) 10/24/2025   16:00:33  ( -78.35, 120.27)    3.37                58
 10/24/2025   16:50:18   (  78.32, -72.14) 10/24/2025   16:49:52  (  78.33, -72.18)    1.03                26
 10/27/2025   02:20:57   (  78.39, 144.87) 10/27/2025   02:21:54  (  78.37, 144.99)    2.87                57
 10/27/2025   03:11:41   ( -78.35, -47.60) 10/27/2025   03:11:14  ( -78.35, -47.48)    2.77                27
 10/29/2025   12:42:20   ( -78.38, 169.61) 10/29/2025   12:43:17  ( -78.37, 169.57)    1.87                57