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: 10/1/2019
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 10/03/2019 18:47:12 -68.40, 76.67 107.64 10/03/2019 18:48:20 -68.38, 76.61 107.66 3.18 68
2 10/03/2019 19:37:56 68.28,-115.87 72.26 10/03/2019 19:37:47 68.27,-115.87 72.24 1.12 9
3 10/03/2019 20:28:33 -67.92, 51.90 108.09 10/03/2019 20:27:20 -67.99, 51.43 108.03 21.09 73
4 10/06/2019 11:04:07 -68.35,-167.50 106.67 10/06/2019 11:04:49 -68.37,-167.53 106.65 2.58 42
5 10/06/2019 11:54:51 68.23, -0.04 73.24 10/06/2019 11:54:16 68.25, -0.02 73.26 2.75 35
6 10/09/2019 02:30:31 68.98, 140.11 74.98 10/09/2019 02:31:40 68.89, 141.37 74.91 51.21 69
7 10/09/2019 03:21:03 -68.35, -51.73 105.64 10/09/2019 03:21:18 -68.34, -51.68 105.64 2.19 15
8 10/09/2019 04:11:46 68.18, 115.79 74.21 10/09/2019 04:10:46 68.17, 115.76 74.20 1.65 60
9 10/11/2019 18:47:15 68.40,-103.34 75.42 10/11/2019 18:48:16 68.41,-103.35 75.43 1.65 61
10 10/11/2019 19:37:57 -68.30, 64.10 104.67 10/11/2019 19:37:46 -68.31, 64.16 104.66 2.95 11
11 10/11/2019 20:28:32 67.70,-127.84 74.76 10/11/2019 20:27:21 67.74,-128.86 74.78 43.09 71
12 10/14/2019 11:04:10 68.35, 12.48 76.38 10/14/2019 11:04:45 68.37, 12.48 76.39 1.93 35
13 10/14/2019 11:54:52 -68.25, 179.93 103.72 10/14/2019 11:54:15 -68.27, 179.99 103.70 3.51 37

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/1/2019
SNOs_Map_NOAA-20_TERRA_20191001.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/01/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service