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: 4/4/2021
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 08:54:04 71.28, 43.45 65.38 04/04/2021 08:55:15 71.16, 44.02 65.25 24.09 71
2 04/04/2021 09:44:41 -70.92,-148.62 115.00 04/04/2021 09:44:47 -70.94,-148.70 114.99 3.27 6
3 04/04/2021 10:35:25 70.86, 18.79 64.93 04/04/2021 10:34:14 70.84, 18.79 64.91 2.58 71
4 04/07/2021 01:10:29 71.54, 158.91 64.64 04/07/2021 01:11:38 71.44, 160.35 64.51 51.97 69
5 04/07/2021 02:01:02 -70.98, -32.78 115.96 04/07/2021 02:01:15 -70.95, -32.80 115.99 3.25 13
6 04/07/2021 02:51:45 70.87, 134.72 63.92 04/07/2021 02:50:42 70.85, 134.68 63.90 2.59 63
7 04/09/2021 17:26:54 71.81, -85.64 63.92 04/09/2021 17:28:01 71.72, -83.31 63.78 81.62 67
8 04/09/2021 18:17:22 -70.99, 83.14 116.96 04/09/2021 18:17:42 -71.01, 83.17 116.93 3.17 20
9 04/09/2021 19:08:05 70.88,-109.36 62.92 04/09/2021 19:07:09 70.91,-109.35 62.95 3.34 56
10 04/12/2021 10:33:41 -71.00,-160.94 117.93 04/12/2021 10:34:09 -71.02,-160.94 117.92 2.23 28
11 04/12/2021 11:24:24 70.89, 6.56 61.95 04/12/2021 11:23:36 70.91, 6.53 61.97 2.32 48
12 04/15/2021 02:50:01 -71.01, -45.03 118.89 04/15/2021 02:50:37 -71.02, -45.07 118.89 1.70 36
13 04/15/2021 03:40:44 70.90, 122.47 60.99 04/15/2021 03:40:04 70.90, 122.40 61.00 2.51 40
14 04/17/2021 19:06:21 -71.02, 70.88 119.82 04/17/2021 19:07:05 -71.01, 70.80 119.84 3.43 44
15 04/17/2021 19:57:05 70.97,-121.71 60.11 04/17/2021 19:56:31 70.95,-121.65 60.09 2.84 34

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/4/2021
SNOs_Map_FY3D_LANDSAT-8_20210404.jpg

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

Historial Predications of SNOs between FY3D and LANDSAT-8