Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/18/2019
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 03/20/2019 10:14:31 -69.17,-155.93 110.69 03/20/2019 10:15:40 -69.06,-154.28 110.85 66.49 69
2 03/20/2019 11:05:02 68.35, 12.49 68.44 03/20/2019 11:05:18 68.33, 12.46 68.43 1.92 16
3 03/20/2019 11:55:43 -68.22, 179.97 111.71 03/20/2019 11:54:48 -68.23, 179.97 111.69 1.59 55
4 03/23/2019 02:31:12 -68.42, -39.15 112.53 03/23/2019 02:32:21 -68.41, -39.21 112.55 2.65 69
5 03/23/2019 03:21:56 68.29, 128.33 67.32 03/23/2019 03:21:48 68.29, 128.29 67.33 1.57 8
6 03/23/2019 04:12:34 -68.00, -63.98 113.00 03/23/2019 04:11:21 -68.03, -64.39 112.95 17.27 73
7 03/25/2019 18:48:07 -68.42, 76.62 113.60 03/25/2019 18:48:50 -68.42, 76.68 113.59 2.64 43
8 03/25/2019 19:38:50 68.23,-115.84 66.21 03/25/2019 19:38:18 68.25,-115.89 66.22 2.49 32
9 03/28/2019 10:14:32 69.14, 24.10 66.12 03/28/2019 10:15:40 69.02, 25.68 65.96 64.02 68
10 03/28/2019 11:05:01 -68.36,-167.54 114.71 03/28/2019 11:05:20 -68.37,-167.50 114.70 2.11 19
11 03/28/2019 11:55:45 68.23, -0.07 65.16 03/28/2019 11:54:47 68.25, -0.00 65.17 3.10 58
12 03/31/2019 02:31:13 68.44, 140.80 64.35 03/31/2019 02:32:18 68.46, 140.86 64.36 2.92 65
13 03/31/2019 03:21:54 -68.30, -51.70 115.81 03/31/2019 03:21:49 -68.31, -51.69 115.80 1.01 5
14 03/31/2019 04:12:32 67.86, 116.17 63.72 03/31/2019 04:11:20 67.96, 115.54 63.84 28.89 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/18/2019
SNOs_Map_NOAA-20_TERRA_20190318.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/18/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service