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: 5/14/2019
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 05/16/2019 12:17:57 -71.03, 171.58 128.15 05/16/2019 12:19:07 -70.95, 172.80 128.25 44.92 70
2 05/16/2019 13:08:33 70.50, -20.23 51.30 05/16/2019 13:08:40 70.52, -20.22 51.32 2.58 7
3 05/16/2019 13:59:14 -70.40, 147.25 128.82 05/16/2019 13:58:10 -70.42, 147.26 128.79 2.44 64
4 05/19/2019 04:34:27 -71.17, -72.76 128.60 05/19/2019 04:35:36 -71.06, -71.16 128.74 59.00 69
5 05/19/2019 05:25:01 70.53, 95.60 50.74 05/19/2019 05:25:11 70.51, 95.65 50.71 2.95 10
6 05/19/2019 06:15:42 -70.43, -96.92 129.38 05/19/2019 06:14:41 -70.41, -96.87 129.39 2.50 61
7 05/21/2019 20:50:56 -71.30, 42.88 129.02 05/21/2019 20:52:04 -71.16, 44.88 129.20 73.22 68
8 05/21/2019 21:41:27 70.52,-148.50 50.17 05/21/2019 21:41:41 70.50,-148.49 50.15 1.70 14
9 05/21/2019 22:32:08 -70.41, 18.99 129.96 05/21/2019 22:31:11 -70.41, 19.00 129.96 0.34 57
10 05/24/2019 13:07:25 -71.39, 158.61 129.44 05/24/2019 13:08:32 -71.31, 161.00 129.56 85.50 67
11 05/24/2019 13:57:54 70.51, -32.60 49.64 05/24/2019 13:58:12 70.49, -32.63 49.62 1.89 18
12 05/24/2019 14:48:35 -70.39, 134.90 130.49 05/24/2019 14:47:42 -70.40, 134.87 130.48 1.52 53
13 05/27/2019 06:14:21 70.50, 83.30 49.16 05/27/2019 06:14:43 70.48, 83.23 49.14 3.11 22
14 05/27/2019 07:05:02 -70.38,-109.19 130.97 05/27/2019 07:04:13 -70.39,-109.27 130.96 3.14 49

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 5/14/2019
SNOs_Map_FY3D_LANDSAT-8_20190514.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 05/14/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service