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: 3/9/2021
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 03/11/2021 05:36:25 -71.48, -87.62 104.90 03/11/2021 05:37:35 -71.37, -86.19 105.07 52.60 70
2 03/11/2021 06:26:59 70.90, 80.71 74.47 03/11/2021 06:27:09 70.89, 80.71 74.46 0.81 10
3 03/11/2021 07:17:40 -70.81,-111.83 105.64 03/11/2021 07:16:37 -70.83,-111.76 105.62 3.17 63
4 03/13/2021 21:52:49 -71.73, 27.86 105.70 03/13/2021 21:53:56 -71.66, 30.18 105.85 81.41 67
5 03/13/2021 22:43:18 70.89,-163.35 73.41 03/13/2021 22:43:35 70.91,-163.38 73.42 2.45 17
6 03/13/2021 23:34:00 -70.80, 4.12 106.71 03/13/2021 23:33:05 -70.80, 4.08 106.70 1.59 55
7 03/16/2021 14:59:39 70.94, -47.50 72.40 03/16/2021 15:00:02 70.93, -47.47 72.38 1.69 23
8 03/16/2021 15:50:21 -70.84, 119.98 107.73 03/16/2021 15:49:32 -70.82, 119.99 107.75 2.75 49
9 03/19/2021 07:15:59 70.94, 68.43 71.33 03/19/2021 07:16:29 70.94, 68.43 71.33 0.23 30
10 03/19/2021 08:06:41 -70.84,-124.08 108.80 03/19/2021 08:05:59 -70.83,-124.10 108.80 1.07 42
11 03/21/2021 23:32:18 70.94,-175.63 70.27 03/21/2021 23:32:55 70.95,-175.68 70.27 1.69 37
12 03/22/2021 00:23:00 -70.83, -8.14 109.86 03/22/2021 00:22:25 -70.84, -8.20 109.85 2.67 35

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 3/9/2021
SNOs_Map_FY3D_LANDSAT-8_20210309.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 03/09/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8