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: 8/2/2025
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 08/02/2025 22:09:20 -77.94, 28.08 119.64 08/02/2025 22:09:41 -77.96, 28.03 119.62 2.80 21
2 08/02/2025 23:00:05 77.91,-164.49 60.35 08/02/2025 22:59:01 77.92,-164.46 60.36 1.34 64
3 08/05/2025 08:30:49 77.95, 52.69 61.03 08/05/2025 08:31:20 77.99, 52.69 61.06 4.08 31
4 08/05/2025 09:21:32 -77.91,-139.79 119.01 08/05/2025 09:20:41 -77.91,-139.97 119.01 4.23 51
5 08/07/2025 18:52:16 -78.00, 77.15 118.26 08/07/2025 18:52:59 -77.97, 77.14 118.29 3.13 43
6 08/07/2025 19:43:00 77.93,-115.20 61.69 08/07/2025 19:42:18 77.96,-115.21 61.72 3.30 42
7 08/10/2025 05:13:45 78.02, 101.73 62.47 08/10/2025 05:14:37 78.00, 101.82 62.45 2.95 52
8 08/10/2025 06:04:28 -77.98, -90.75 117.56 08/10/2025 06:03:57 -77.98, -90.60 117.56 3.56 31
9 08/12/2025 15:35:12 -78.03, 126.37 116.80 08/12/2025 15:36:16 -78.01, 126.40 116.82 2.39 64
10 08/12/2025 16:25:56 77.97, -65.98 63.15 08/12/2025 16:25:35 77.99, -66.02 63.18 2.59 21
11 08/15/2025 01:56:41 78.06, 150.91 63.99 08/15/2025 01:57:53 78.04, 151.09 63.97 4.56 72
12 08/15/2025 02:47:23 -77.98, -41.36 116.09 08/15/2025 02:47:14 -77.99, -41.47 116.08 2.80 9

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 8/2/2025
SNOs_Map_FY3D_TERRA_20250803.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 08/02/2025 in txt file.

Historial Predications of SNOs between FY3D and TERRA