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: 9/21/2023
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 09/22/2023 19:05:24 74.18,-106.49 73.91 09/22/2023 19:06:29 74.08,-103.29 73.86 98.18 65
2 09/22/2023 19:55:53 -73.39, 62.76 106.85 09/22/2023 19:56:10 -73.38, 62.82 106.86 2.35 17
3 09/22/2023 20:46:37 73.28,-129.68 73.06 09/22/2023 20:45:37 73.30,-129.70 73.07 2.03 60
4 09/25/2023 10:32:27 -74.12,-158.06 105.12 09/25/2023 10:33:33 -74.00,-155.21 105.18 87.84 66
5 09/25/2023 11:22:58 73.38, 11.05 74.18 09/25/2023 11:23:10 73.40, 11.12 74.20 3.08 12
6 09/25/2023 12:13:42 -73.32, 178.50 105.87 09/25/2023 12:12:39 -73.33, 178.61 105.86 3.66 63
7 09/28/2023 01:59:28 73.93, 150.69 75.73 09/28/2023 02:00:36 73.84, 152.67 75.68 62.15 68
8 09/28/2023 02:50:02 -73.37, -40.66 104.80 09/28/2023 02:50:13 -73.35, -40.73 104.82 3.21 11
9 09/28/2023 03:40:47 73.32, 126.76 75.18 09/28/2023 03:39:39 73.32, 126.83 75.16 2.41 68
10 09/30/2023 17:26:29 -73.83, 99.21 103.34 09/30/2023 17:27:39 -73.71, 100.64 103.42 46.47 70
11 09/30/2023 18:17:06 73.39, -92.44 76.26 09/30/2023 18:17:10 73.41, -92.36 76.28 3.03 4
12 09/30/2023 19:07:50 -73.32, 75.04 103.80 09/30/2023 19:06:40 -73.29, 75.03 103.83 3.34 70
13 10/03/2023 08:53:29 73.62, 47.99 77.50 10/03/2023 08:54:41 73.52, 48.50 77.42 19.37 72
14 10/03/2023 09:44:10 -73.40,-144.18 102.71 10/03/2023 09:44:11 -73.41,-144.11 102.70 2.53 1

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/21/2023
SNOs_Map_FY3D_LANDSAT-8_20230921.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/21/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8