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: 4/3/2021
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 04/04/2021 08:54:03 71.24, 43.53 65.34 04/04/2021 08:55:15 71.15, 44.00 65.24 19.45 72
2 04/04/2021 09:44:41 -70.93,-148.63 115.00 04/04/2021 09:44:47 -70.93,-148.71 115.00 2.88 6
3 04/04/2021 10:35:24 70.82, 18.86 64.88 04/04/2021 10:34:14 70.83, 18.78 64.90 3.32 70
4 04/07/2021 01:10:29 71.55, 158.90 64.65 04/07/2021 01:11:38 71.43, 160.33 64.50 52.31 69
5 04/07/2021 02:01:02 -70.99, -32.79 115.96 04/07/2021 02:01:14 -71.00, -32.73 115.95 2.51 12
6 04/07/2021 02:51:45 70.88, 134.70 63.92 04/07/2021 02:50:41 70.89, 134.75 63.94 2.48 64
7 04/09/2021 17:26:54 71.82, -85.65 63.92 04/09/2021 17:28:01 71.71, -83.33 63.77 81.63 67
8 04/09/2021 18:17:22 -70.99, 83.13 116.95 04/09/2021 18:17:42 -71.01, 83.16 116.94 1.76 20
9 04/09/2021 19:08:05 70.88,-109.37 62.93 04/09/2021 19:07:09 70.90,-109.36 62.94 1.56 56
10 04/12/2021 10:33:41 -71.00,-160.94 117.93 04/12/2021 10:34:09 -71.01,-160.96 117.93 1.19 28
11 04/12/2021 11:24:24 70.89, 6.55 61.95 04/12/2021 11:23:36 70.90, 6.52 61.96 1.41 48
12 04/15/2021 02:50:01 -71.01, -45.03 118.89 04/15/2021 02:50:37 -71.01, -45.08 118.89 2.04 36
13 04/15/2021 03:40:44 70.90, 122.47 60.99 04/15/2021 03:40:04 70.89, 122.39 60.99 3.05 40

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/3/2021
SNOs_Map_FY3D_LANDSAT-8_20210403.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/03/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8