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: 12/23/2020
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 12/23/2020 12:00:48 -70.74, 177.09 85.93 12/23/2020 12:01:23 -70.72, 177.03 85.95 2.90 35
2 12/23/2020 12:51:32 70.65, -15.46 93.98 12/23/2020 12:50:50 70.62, -15.48 93.95 3.41 42
3 12/26/2020 04:17:09 -70.78, -67.05 85.96 12/26/2020 04:17:50 -70.75, -67.05 86.00 3.71 41
4 12/26/2020 05:07:52 70.64, 100.49 93.90 12/26/2020 05:07:17 70.64, 100.44 93.91 2.03 35
5 12/28/2020 20:33:30 -70.77, 48.89 86.09 12/28/2020 20:34:18 -70.77, 48.86 86.10 1.22 48
6 12/28/2020 21:24:14 70.68,-143.65 93.82 12/28/2020 21:23:45 70.66,-143.66 93.80 2.27 29
7 12/31/2020 12:49:51 -70.76, 164.83 86.28 12/31/2020 12:50:46 -70.78, 164.76 86.27 3.32 55
8 12/31/2020 13:40:35 70.67, -27.71 93.63 12/31/2020 13:40:13 70.67, -27.76 93.63 1.89 22
9 12/31/2020 14:31:03 -69.87, 140.87 87.20 12/31/2020 14:29:55 -69.91, 138.77 87.12 80.43 68
10 01/03/2021 05:06:13 -70.80, -79.32 86.47 01/03/2021 05:07:14 -70.79, -79.34 86.49 2.29 61
11 01/03/2021 05:56:57 70.71, 88.15 93.44 01/03/2021 05:56:40 70.73, 88.21 93.45 3.05 17
12 01/03/2021 06:47:29 -70.12,-103.60 87.17 01/03/2021 06:46:19 -70.13,-105.03 87.13 54.21 70
13 01/05/2021 21:22:33 -70.80, 36.62 86.76 01/05/2021 21:23:41 -70.79, 36.54 86.78 3.14 68
14 01/05/2021 22:13:17 70.71,-155.92 93.15 01/05/2021 22:13:07 70.73,-155.90 93.17 2.54 10
15 01/05/2021 23:03:53 -70.33, 12.01 87.25 01/05/2021 23:02:41 -70.41, 11.25 87.15 29.81 72

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 12/23/2020
SNOs_Map_FY3D_LANDSAT-8_20201223.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 12/23/2020 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8