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: 12/21/2021
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 12/22/2021 17:21:16 -71.68, 97.89 84.99 12/22/2021 17:22:27 -71.64, 98.16 85.03 10.37 71
2 12/22/2021 18:11:59 71.50, -94.47 94.83 12/22/2021 18:11:55 71.49, -94.45 94.83 1.23 4
3 12/22/2021 19:02:39 -71.24, 73.30 85.43 12/22/2021 19:01:26 -71.32, 72.91 85.35 16.33 73
4 12/25/2021 08:48:25 71.57, 46.31 94.87 12/25/2021 08:49:28 71.60, 46.33 94.88 2.51 63
5 12/25/2021 09:39:08 -71.47,-146.19 85.25 12/25/2021 09:38:58 -71.48,-146.22 85.24 2.19 10
6 12/25/2021 10:29:43 70.87, 22.15 94.15 12/25/2021 10:28:34 70.89, 20.48 94.18 60.86 69
7 12/28/2021 00:15:35 -71.59, -5.49 85.23 12/28/2021 00:16:31 -71.58, -5.46 85.24 1.61 56
8 12/28/2021 01:06:19 71.47, 162.03 94.66 12/28/2021 01:05:58 71.48, 162.02 94.66 0.64 21
9 12/28/2021 01:56:48 -70.63, -29.22 86.20 12/28/2021 01:55:41 -70.66, -31.64 86.15 89.19 67
10 12/30/2021 15:42:45 71.55, -57.20 94.58 12/30/2021 15:43:31 71.56, -57.24 94.59 1.75 46
11 12/30/2021 16:33:29 -71.48, 110.24 85.50 12/30/2021 16:33:01 -71.45, 110.21 85.53 3.46 28
12 01/02/2022 07:09:54 -71.56,-108.98 85.63 01/02/2022 07:10:32 -71.58,-108.97 85.60 2.77 38
13 01/02/2022 08:00:38 71.45, 58.52 94.27 01/02/2022 07:59:59 71.47, 58.50 94.29 2.65 39

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/21/2021
SNOs_Map_FY3D_LANDSAT-8_20211221.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/21/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8