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: 3/21/2020
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 03/22/2020 10:14:42 -69.34,-156.27 111.61 03/22/2020 10:15:49 -69.27,-154.13 111.73 84.67 67
2 03/22/2020 11:05:10 68.36, 12.37 67.36 03/22/2020 11:05:30 68.38, 12.39 67.38 2.54 20
3 03/22/2020 11:55:51 -68.22, 179.86 112.79 03/22/2020 11:55:01 -68.22, 179.84 112.79 1.12 50
4 03/25/2020 02:31:20 -68.42, -39.25 113.62 03/25/2020 02:32:31 -68.43, -39.30 113.62 2.60 71
5 03/25/2020 03:22:04 68.29, 128.23 66.24 03/25/2020 03:21:58 68.31, 128.20 66.26 2.52 6
6 03/25/2020 04:12:43 -68.05, -64.14 114.03 03/25/2020 04:11:30 -68.10, -64.42 113.97 12.79 73
7 03/27/2020 18:48:16 -68.41, 76.54 114.69 03/27/2020 18:48:59 -68.42, 76.57 114.68 2.00 43
8 03/27/2020 19:39:00 68.28,-115.98 65.17 03/27/2020 19:38:26 68.30,-115.93 65.19 2.94 34
9 03/30/2020 10:14:40 69.02, 24.18 64.91 03/30/2020 10:15:50 68.89, 25.41 64.75 51.16 70
10 03/30/2020 11:05:11 -68.34,-167.60 115.80 03/30/2020 11:05:28 -68.35,-167.62 115.80 1.49 17
11 03/30/2020 11:55:55 68.22, -0.13 64.06 03/30/2020 11:54:55 68.22, -0.13 64.07 0.78 60
12 04/02/2020 02:31:25 68.42, 140.76 63.26 04/02/2020 02:32:26 68.42, 140.72 63.26 1.55 61
13 04/02/2020 03:22:07 -68.33, -51.81 116.85 04/02/2020 03:21:56 -68.33, -51.76 116.85 2.21 11
14 04/02/2020 04:12:42 67.72, 116.26 62.52 04/02/2020 04:11:31 67.75, 115.21 62.57 44.46 71

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_NOAA-20_TERRA_20200321.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/21/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service