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: 1/15/2022
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 01/15/2022 11:35:02 -71.87,-175.73 87.11 01/15/2022 11:36:14 -71.75,-175.13 87.25 24.19 72
2 01/15/2022 12:25:42 71.55, -7.83 92.56 01/15/2022 12:25:43 71.56, -7.82 92.56 0.71 1
3 01/15/2022 13:16:25 -71.43, 159.69 87.58 01/15/2022 13:15:13 -71.43, 159.61 87.57 2.88 72
4 01/18/2022 03:02:08 71.66, 132.89 92.16 01/18/2022 03:03:17 71.62, 132.89 92.12 3.70 69
5 01/18/2022 03:52:51 -71.53, -59.57 87.98 01/18/2022 03:52:46 -71.56, -59.58 87.95 2.63 5
6 01/18/2022 04:43:29 71.11, 108.48 91.59 01/18/2022 04:42:18 71.19, 107.47 91.69 37.40 71
7 01/20/2022 18:29:17 -71.64, 81.15 88.41 01/20/2022 18:30:20 -71.62, 81.12 88.44 2.69 63
8 01/20/2022 19:20:01 71.53,-111.34 91.47 01/20/2022 19:19:47 71.52,-111.39 91.46 2.17 14
9 01/20/2022 20:10:34 -70.89, 57.09 89.20 01/20/2022 20:09:25 -70.97, 55.36 89.08 63.48 69
10 01/23/2022 09:56:26 71.65, 29.37 91.00 01/23/2022 09:57:19 71.63, 29.38 90.97 2.18 53
11 01/23/2022 10:47:09 -71.52,-163.09 89.14 01/23/2022 10:46:49 -71.51,-163.17 89.15 3.19 20
12 01/26/2022 01:23:35 -71.64, -22.38 89.66 01/26/2022 01:24:22 -71.61, -22.41 89.69 3.21 47
13 01/26/2022 02:14:19 71.53, 145.13 90.23 01/26/2022 02:13:49 71.51, 145.07 90.21 3.28 30
14 01/28/2022 16:50:45 71.65, -74.17 89.68 01/28/2022 16:51:21 71.65, -74.10 89.67 2.41 36
15 01/28/2022 17:41:28 -71.52, 93.37 90.47 01/28/2022 17:40:51 -71.54, 93.35 90.45 1.64 37

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 1/15/2022
SNOs_Map_FY3D_LANDSAT-8_20220115.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 01/15/2022 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8