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: 4/2/2021
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 71.23, 43.53 65.34 04/04/2021 08:55:15 71.15, 44.01 65.24 19.13 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 3.03 6
3 04/04/2021 10:35:25 70.87, 18.78 64.93 04/04/2021 10:34:13 70.88, 18.86 64.95 3.38 72
4 04/07/2021 01:10:29 71.55, 158.91 64.64 04/07/2021 01:11:38 71.43, 160.33 64.50 51.88 69
5 04/07/2021 02:01:02 -70.98, -32.78 115.96 04/07/2021 02:01:14 -71.00, -32.73 115.95 2.72 12
6 04/07/2021 02:51:45 70.87, 134.71 63.92 04/07/2021 02:50:41 70.89, 134.75 63.94 2.68 64
7 04/09/2021 17:26:54 71.81, -85.64 63.91 04/09/2021 17:28:01 71.71, -83.33 63.76 81.02 67
8 04/09/2021 18:17:22 -70.98, 83.15 116.96 04/09/2021 18:17:42 -71.00, 83.16 116.94 2.38 20
9 04/09/2021 19:08:05 70.88,-109.36 62.92 04/09/2021 19:07:09 70.90,-109.36 62.94 2.17 56
10 04/12/2021 10:33:41 -70.99,-160.93 117.94 04/12/2021 10:34:09 -71.01,-160.96 117.93 2.40 28
11 04/12/2021 11:24:24 70.88, 6.57 61.94 04/12/2021 11:23:36 70.89, 6.51 61.95 2.50 48
12 04/15/2021 02:50:01 -70.99, -45.00 118.91 04/15/2021 02:50:37 -71.00, -45.09 118.90 3.29 36
13 04/15/2021 03:40:45 70.94, 122.40 61.03 04/15/2021 03:40:03 70.94, 122.46 61.03 2.24 42

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 4/2/2021
SNOs_Map_FY3D_LANDSAT-8_20210402.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 04/02/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8