Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/14/2025
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 08/16/2025 15:59:28 -76.14, 128.66 117.32 08/16/2025 16:00:24 -76.12, 128.55 117.34 3.37 56
2 08/16/2025 16:50:13 76.09, -63.87 62.65 08/16/2025 16:49:50 76.10, -63.86 62.66 1.21 23
3 08/19/2025 08:16:09 -76.16,-115.50 116.44 08/19/2025 08:16:53 -76.15,-115.49 116.44 1.17 44
4 08/19/2025 09:06:54 76.11, 51.97 63.54 08/19/2025 09:06:19 76.13, 52.09 63.55 3.70 35
5 08/22/2025 00:32:48 -76.13, 0.49 115.56 08/22/2025 00:33:21 -76.16, 0.43 115.53 2.92 33
6 08/22/2025 01:23:33 76.09, 167.95 64.42 08/22/2025 01:22:48 76.08, 167.84 64.40 2.90 45
7 08/24/2025 16:49:29 -76.16, 116.29 114.62 08/24/2025 16:49:50 -76.15, 116.29 114.62 1.15 21
8 08/24/2025 17:40:14 76.12, -76.25 65.37 08/24/2025 17:39:16 76.12, -76.15 65.36 2.87 58
9 08/27/2025 08:15:36 76.62, 63.12 66.72 08/27/2025 08:16:43 76.53, 65.80 66.73 69.75 67
10 08/27/2025 09:06:09 -76.15,-127.76 113.69 08/27/2025 09:06:18 -76.18,-127.73 113.66 3.40 9

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/14/2025
SNOs_Map_FY3D_LANDSAT-8_20250815.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/14/2025 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8