Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between FY3D and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/21/2020
Index Date (FY3D) Time (FY3D) Lat,Lon (FY3D) SZA (FY3D ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 04/22/2020 16:06:33 -69.54, 116.62 123.07 04/22/2020 16:07:42 -69.42, 118.10 123.21 59.57 69
2 04/22/2020 16:57:05 68.80, -75.04 56.17 04/22/2020 16:57:18 68.81, -75.04 56.18 1.30 13
3 04/22/2020 17:47:46 -68.69, 92.44 123.96 04/22/2020 17:46:48 -68.70, 92.46 123.95 1.76 58
4 04/25/2020 08:22:59 -69.65,-127.64 123.84 04/25/2020 08:24:07 -69.52,-125.87 123.98 70.24 68
5 04/25/2020 09:13:29 68.80, 40.87 55.29 04/25/2020 09:13:45 68.80, 40.84 55.29 0.99 16
6 04/25/2020 10:04:10 -68.69,-151.66 124.84 04/25/2020 10:03:15 -68.69,-151.66 124.83 0.46 55
7 04/28/2020 00:39:23 -69.71, -11.82 124.64 04/28/2020 00:40:31 -69.62, -9.84 124.73 77.18 68
8 04/28/2020 01:29:52 68.81, 156.76 54.44 04/28/2020 01:30:11 68.79, 156.72 54.42 2.85 19
9 04/28/2020 02:20:33 -68.70, -35.77 125.68 04/28/2020 02:19:41 -68.68, -35.78 125.70 1.58 52
10 04/30/2020 16:55:49 -69.83, 103.92 125.34 04/30/2020 16:56:56 -69.72, 106.18 125.46 88.01 67
11 04/30/2020 17:46:16 68.82, -87.34 53.63 04/30/2020 17:46:37 68.83, -87.34 53.64 1.20 21
12 04/30/2020 18:36:57 -68.71, 80.13 126.50 04/30/2020 18:36:07 -68.73, 80.16 126.48 2.46 50
13 05/03/2020 09:12:15 -69.94,-140.35 126.02 05/03/2020 09:13:21 -69.81,-137.80 126.16 98.88 66
14 05/03/2020 10:02:40 68.83, 28.55 52.85 05/03/2020 10:03:04 68.81, 28.52 52.82 2.61 24
15 05/03/2020 10:53:21 -68.72,-163.98 127.28 05/03/2020 10:52:34 -68.71,-163.97 127.29 1.52 47

Figure of FY3D and TERRA satellite orbits during SNOs since TLE Epoch: 4/21/2020
SNOs_Map_FY3D_TERRA_20200421.jpg

Download SNOs between FY3D and TERRA since TLE EPOCH: 04/21/2020 in txt file.

Historical Predictions of SNOs between FY3D and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service