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: 9/18/2019
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 09/20/2019 11:04:02 -68.36,-167.49 112.86 09/20/2019 11:04:49 -68.39,-167.48 112.84 2.87 47
2 09/20/2019 11:54:46 68.24, -0.02 67.03 09/20/2019 11:54:17 68.22, -0.03 67.01 2.08 29
3 09/20/2019 12:45:10 -67.18, 168.59 114.01 09/20/2019 12:44:03 -67.22, 166.46 113.98 91.98 67
4 09/23/2019 02:30:30 69.19, 139.84 69.01 09/23/2019 02:31:38 69.06, 141.60 68.88 71.34 68
5 09/23/2019 03:20:58 -68.35, -51.71 111.83 09/23/2019 03:21:19 -68.34, -51.66 111.84 2.32 21
6 09/23/2019 04:11:41 68.18, 115.82 68.01 09/23/2019 04:10:47 68.17, 115.79 68.00 1.56 54
7 09/25/2019 18:47:11 68.39,-103.31 69.24 09/25/2019 18:48:19 68.40,-103.35 69.25 2.06 68
8 09/25/2019 19:37:53 -68.29, 64.13 110.85 09/25/2019 19:37:49 -68.30, 64.16 110.85 1.17 4
9 09/25/2019 20:28:32 67.91,-128.07 68.79 09/25/2019 20:27:20 67.95,-128.60 68.83 22.57 72
10 09/28/2019 11:04:06 68.39, 12.46 70.28 09/28/2019 11:04:47 68.40, 12.53 70.29 2.90 41
11 09/28/2019 11:54:47 -68.23, 179.97 109.86 09/28/2019 11:54:18 -68.24, 179.97 109.86 0.87 29
12 10/01/2019 02:30:31 -69.19, -40.16 107.89 10/01/2019 02:31:39 -69.07, -38.41 108.00 70.90 68
13 10/01/2019 03:21:01 68.34, 128.29 71.27 10/01/2019 03:21:17 68.34, 128.33 71.27 1.44 16
14 10/01/2019 04:11:42 -68.18, -64.19 108.88 10/01/2019 04:10:48 -68.18, -64.22 108.88 1.35 54

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/18/2019
SNOs_Map_NOAA-20_TERRA_20190918.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/18/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service