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: 8/18/2019
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 08/20/2019 23:51:17 -70.43, -0.95 121.90 08/20/2019 23:52:02 -70.44, -1.01 121.90 2.60 45
2 08/21/2019 00:42:01 70.33, 166.53 58.00 08/21/2019 00:41:29 70.34, 166.48 58.02 2.38 32
3 08/23/2019 16:07:44 -70.45, 114.91 120.99 08/23/2019 16:08:32 -70.43, 114.85 121.01 2.88 48
4 08/23/2019 16:58:28 70.34, -77.61 58.91 08/23/2019 16:57:59 70.33, -77.66 58.90 2.53 29
5 08/26/2019 08:24:10 -70.47,-129.23 120.06 08/26/2019 08:25:00 -70.48,-129.20 120.06 1.44 50
6 08/26/2019 09:14:54 70.36, 38.25 59.85 08/26/2019 09:14:27 70.37, 38.28 59.85 1.47 27
7 08/26/2019 10:05:19 -69.40,-153.00 121.13 08/26/2019 10:04:12 -69.44,-155.38 121.03 93.18 67
8 08/29/2019 00:40:37 -70.49, -13.37 119.10 08/29/2019 00:41:30 -70.46, -13.34 119.13 2.70 53
9 08/29/2019 01:31:21 70.38, 154.11 60.80 08/29/2019 01:30:57 70.35, 154.14 60.77 3.01 24
10 08/29/2019 02:21:47 -69.48, -37.22 120.12 08/29/2019 02:20:40 -69.54, -39.37 120.00 84.26 67
11 08/31/2019 16:57:03 -70.45, 102.57 118.19 08/31/2019 16:58:00 -70.45, 102.52 118.20 2.12 57
12 08/31/2019 17:47:47 70.34, -89.95 61.72 08/31/2019 17:47:27 70.33, -90.01 61.71 2.49 20

Figure of FY3D and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 8/18/2019
SNOs_Map_FY3D_LANDSAT-8_20190819.jpg

Download SNOs between FY3D and LANDSAT-8 since TLE EPOCH: 08/18/2019 in txt file.

Historical Predictions of SNOs between FY3D and LANDSAT-8

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service