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: 7/12/2023
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 07/13/2023 11:34:32 -73.16,-172.44 128.76 07/13/2023 11:35:17 -73.14,-172.51 128.78 3.30 45
2 07/13/2023 12:25:18 73.11, -5.02 51.20 07/13/2023 12:24:43 73.11, -4.92 51.20 3.10 35
3 07/16/2023 03:01:42 73.15, 135.83 51.64 07/16/2023 03:02:18 73.17, 135.81 51.66 2.15 36
4 07/16/2023 03:52:25 -73.08, -56.70 128.43 07/16/2023 03:51:47 -73.10, -56.70 128.41 2.35 38
5 07/18/2023 18:28:49 -73.18, 84.03 127.88 07/18/2023 18:29:20 -73.20, 84.11 127.87 3.36 31
6 07/18/2023 19:19:34 73.08,-108.44 52.02 07/18/2023 19:18:47 73.11,-108.43 52.05 3.53 47
7 07/21/2023 09:55:59 73.18, 32.27 52.61 07/21/2023 09:56:21 73.18, 32.33 52.61 1.98 22
8 07/21/2023 10:46:42 -73.11,-160.26 127.46 07/21/2023 10:45:50 -73.12,-160.16 127.45 3.32 52
9 07/24/2023 00:32:38 73.98, 171.31 53.95 07/24/2023 00:33:43 73.86, 174.39 53.82 95.75 65
10 07/24/2023 01:23:06 -73.17, -19.45 126.87 07/24/2023 01:23:24 -73.18, -19.44 126.87 0.81 18
11 07/24/2023 02:13:51 73.07, 148.08 53.04 07/24/2023 02:12:51 73.08, 148.01 53.05 2.49 60
12 07/26/2023 15:59:41 -73.78, 120.07 125.69 07/26/2023 16:00:49 -73.68, 122.24 125.80 68.25 68
13 07/26/2023 16:50:16 73.19, -71.24 53.71 07/26/2023 16:50:24 73.17, -71.20 53.69 2.35 8

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/12/2023
SNOs_Map_FY3D_LANDSAT-8_20230713.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/12/2023 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8