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: 12/22/2021
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 -71.67, 97.90 84.99 12/22/2021 17:22:27 -71.65, 98.17 85.02 9.90 71
2 12/22/2021 18:11:59 71.49, -94.46 94.83 12/22/2021 18:11:55 71.50, -94.43 94.84 1.54 4
3 12/22/2021 19:02:39 -71.24, 73.31 85.44 12/22/2021 19:01:26 -71.33, 72.92 85.34 17.17 73
4 12/25/2021 08:48:25 71.57, 46.32 94.86 12/25/2021 08:49:29 71.55, 46.26 94.84 2.74 64
5 12/25/2021 09:39:09 -71.51,-146.27 85.20 12/25/2021 09:38:58 -71.49,-146.21 85.23 3.28 11
6 12/25/2021 10:29:43 70.87, 22.16 94.15 12/25/2021 10:28:34 70.90, 20.50 94.20 60.70 69
7 12/28/2021 00:15:35 -71.59, -5.49 85.23 12/28/2021 00:16:31 -71.59, -5.44 85.23 1.59 56
8 12/28/2021 01:06:19 71.47, 162.03 94.65 12/28/2021 01:05:58 71.49, 162.04 94.67 2.22 21
9 12/28/2021 01:56:48 -70.63, -29.21 86.21 12/28/2021 01:55:41 -70.67, -31.62 86.14 88.82 67
10 12/30/2021 15:42:44 71.55, -57.20 94.58 12/30/2021 15:43:30 71.57, -57.22 94.60 2.74 46
11 12/30/2021 16:33:28 -71.48, 110.24 85.50 12/30/2021 16:33:00 -71.46, 110.23 85.51 2.00 28
12 01/02/2022 07:09:54 -71.56,-108.99 85.62 01/02/2022 07:10:33 -71.54,-109.03 85.64 2.56 39
13 01/02/2022 08:00:38 71.45, 58.51 94.27 01/02/2022 08:00:00 71.44, 58.44 94.25 3.28 38
14 01/04/2022 22:37:04 71.54,-160.72 94.10 01/04/2022 22:37:32 71.56,-160.75 94.11 2.26 28
15 01/04/2022 23:27:48 -71.46, 6.73 85.99 01/04/2022 23:27:02 -71.45, 6.70 86.00 1.50 46

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/22/2021
SNOs_Map_FY3D_LANDSAT-8_20211222.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/22/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8