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: 9/23/2019
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 09/24/2019 19:25:09 -71.01, 64.65 108.50 09/24/2019 19:26:19 -70.89, 66.08 108.64 53.35 70
2 09/24/2019 20:15:44 70.42,-127.08 70.92 09/24/2019 20:15:53 70.40,-127.01 70.90 3.48 9
3 09/24/2019 21:06:24 -70.27, 40.48 109.23 09/24/2019 21:05:23 -70.30, 40.46 109.20 2.85 61
4 09/27/2019 11:41:37 -71.15,-179.69 107.32 09/27/2019 11:42:45 -71.04,-177.80 107.44 69.12 68
5 09/27/2019 12:32:09 70.41, -11.17 71.95 09/27/2019 12:32:22 70.39, -11.15 71.93 2.25 13
6 09/27/2019 13:22:50 -70.31, 156.31 108.15 09/27/2019 13:21:52 -70.29, 156.33 108.17 2.09 58
7 09/30/2019 03:58:06 -71.29, -64.05 106.14 09/30/2019 03:59:13 -71.14, -61.77 106.30 83.22 67
8 09/30/2019 04:48:35 70.40, 104.73 72.98 09/30/2019 04:48:52 70.38, 104.71 72.96 2.46 17
9 09/30/2019 05:39:16 -70.29, -87.77 107.12 09/30/2019 05:38:22 -70.28, -87.81 107.14 1.95 54
10 10/02/2019 20:14:34 -71.38, 51.68 105.01 10/02/2019 20:15:40 -71.29, 54.35 105.11 95.33 66
11 10/02/2019 21:05:01 70.40,-139.37 74.01 10/02/2019 21:05:21 70.42,-139.35 74.03 2.80 20
12 10/02/2019 21:55:43 -70.33, 28.05 106.05 10/02/2019 21:54:51 -70.32, 28.13 106.06 3.26 52
13 10/05/2019 13:21:27 70.39, -23.47 75.04 10/05/2019 13:21:51 70.40, -23.50 75.05 1.62 24
14 10/05/2019 14:12:09 -70.32, 143.96 105.02 10/05/2019 14:11:21 -70.30, 143.98 105.05 2.50 48

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 9/23/2019
SNOs_Map_FY3D_LANDSAT-8_20190923.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 09/23/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service