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: 7/11/2021
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 07/12/2021 15:11:25 -71.17, 129.97 130.76 07/12/2021 15:12:25 -71.17, 129.89 130.78 2.98 60
2 07/12/2021 16:02:09 71.11, -62.60 49.18 07/12/2021 16:01:51 71.12, -62.53 49.19 3.32 18
3 07/12/2021 16:52:40 -70.45, 105.81 131.50 07/12/2021 16:51:31 -70.46, 104.09 131.44 63.97 69
4 07/15/2021 07:27:45 -71.24,-114.20 130.28 07/15/2021 07:28:53 -71.23,-114.13 130.31 3.16 68
5 07/15/2021 08:18:28 71.13, 53.30 49.61 07/15/2021 08:18:20 71.13, 53.36 49.61 2.03 8
6 07/15/2021 09:09:05 -70.78,-138.78 130.76 07/15/2021 09:07:53 -70.85,-139.44 130.66 25.37 72
7 07/17/2021 23:44:07 -71.46, 1.34 129.60 07/17/2021 23:45:19 -71.34, 1.94 129.75 25.21 72
8 07/18/2021 00:34:46 71.15, 169.21 50.08 07/18/2021 00:34:48 71.13, 169.24 50.05 2.86 2
9 07/18/2021 01:25:27 -71.00, -23.22 130.07 07/18/2021 01:24:18 -71.02, -23.30 130.05 3.42 69
10 07/20/2021 16:00:33 -71.84, 116.60 128.71 07/20/2021 16:01:41 -71.71, 118.44 128.90 65.84 68
11 07/20/2021 16:51:04 71.12, -74.80 50.54 07/20/2021 16:51:17 71.12, -74.88 50.54 3.03 13
12 07/20/2021 17:41:47 -71.07, 92.61 129.51 07/20/2021 17:40:46 -71.07, 92.67 129.50 2.30 61
13 07/23/2021 09:07:23 71.14, 41.10 51.10 07/23/2021 09:07:45 71.16, 41.07 51.12 2.64 22
14 07/23/2021 09:58:06 -71.09,-151.48 128.95 07/23/2021 09:57:15 -71.06,-151.46 128.98 2.97 51

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 7/11/2021
SNOs_Map_FY3D_LANDSAT-8_20210711.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 07/11/2021 in txt file.

Historial Predications of SNOs between FY3D and LANDSAT-8