Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/6/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 06/07/2025 20:32:55 77.66,-127.87 54.75 06/07/2025 20:32:57 77.64,-127.96 54.74 2.67 2
2 06/07/2025 21:23:31 -77.31, 41.14 125.60 06/07/2025 21:22:23 -77.40, 38.73 125.52 59.51 68
3 06/10/2025 06:54:23 -77.67,-103.25 125.44 06/10/2025 06:54:44 -77.68,-103.29 125.43 1.62 21
4 06/10/2025 07:45:07 77.64, 64.24 54.53 06/10/2025 07:44:03 77.63, 64.17 54.52 1.85 64
5 06/12/2025 17:15:51 77.68, -78.61 54.42 06/12/2025 17:16:28 77.72, -78.63 54.45 3.79 37
6 06/12/2025 18:06:35 -77.65, 88.86 125.62 06/12/2025 18:05:50 -77.66, 88.78 125.62 2.08 45
7 06/15/2025 03:37:20 -77.74, -54.19 125.65 06/15/2025 03:38:15 -77.73, -54.10 125.66 2.85 55
8 06/15/2025 04:28:03 77.67, 113.46 54.29 06/15/2025 04:27:34 77.67, 113.37 54.29 2.24 29
9 06/17/2025 13:58:47 77.73, -29.43 54.26 06/17/2025 13:59:59 77.73, -29.56 54.26 3.11 72
10 06/17/2025 14:49:31 -77.69, 138.08 125.78 06/17/2025 14:49:20 -77.71, 138.02 125.76 2.57 11
11 06/20/2025 01:10:59 77.72, 162.60 54.22 06/20/2025 01:11:03 77.75, 162.69 54.24 3.24 4

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 6/6/2025
SNOs_Map_FY3D_TERRA_20250606.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 06/06/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA