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: 9/22/2019
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 09/23/2019 02:30:30 69.19, 139.85 69.00 09/23/2019 02:31:38 69.07, 141.61 68.88 70.90 68
2 09/23/2019 03:20:58 -68.35, -51.70 111.84 09/23/2019 03:21:19 -68.35, -51.65 111.84 2.02 21
3 09/23/2019 04:11:41 68.17, 115.83 68.00 09/23/2019 04:10:47 68.18, 115.79 68.01 1.89 54
4 09/25/2019 18:47:12 68.43,-103.36 69.28 09/25/2019 18:48:19 68.40,-103.34 69.25 3.08 67
5 09/25/2019 19:37:53 -68.29, 64.14 110.86 09/25/2019 19:37:49 -68.30, 64.16 110.84 1.65 4
6 09/25/2019 20:28:32 67.90,-128.06 68.77 09/25/2019 20:27:20 67.96,-128.59 68.83 23.30 72
7 09/28/2019 11:04:06 68.37, 12.48 70.27 09/28/2019 11:04:48 68.35, 12.47 70.24 2.95 42
8 09/28/2019 11:54:47 -68.23, 179.99 109.87 09/28/2019 11:54:18 -68.25, 179.98 109.85 2.24 29
9 10/01/2019 02:30:31 -69.18, -40.15 107.91 10/01/2019 02:31:39 -69.07, -38.40 108.00 70.05 68
10 10/01/2019 03:21:01 68.32, 128.32 71.25 10/01/2019 03:21:17 68.34, 128.34 71.28 2.67 16
11 10/01/2019 04:11:42 -68.17, -64.17 108.89 10/01/2019 04:10:48 -68.19, -64.22 108.87 2.84 54
12 10/03/2019 18:47:13 -68.43, 76.63 107.62 10/03/2019 18:48:20 -68.40, 76.63 107.65 3.50 67
13 10/03/2019 19:37:56 68.26,-115.85 72.24 10/03/2019 19:37:47 68.27,-115.87 72.25 1.27 9
14 10/03/2019 20:28:33 -67.89, 51.93 108.12 10/03/2019 20:27:21 -67.95, 51.39 108.07 23.81 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 9/22/2019
SNOs_Map_NOAA-20_TERRA_20190922.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 09/22/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service