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: 7/9/2019
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 07/10/2019 11:04:26 68.36, 12.47 46.04 07/10/2019 11:05:03 68.34, 12.48 46.01 2.28 37
2 07/10/2019 11:55:07 -68.23, 179.96 134.09 07/10/2019 11:54:33 -68.23, 179.99 134.09 1.37 34
3 07/13/2019 02:30:46 -69.03, -39.96 132.91 07/13/2019 02:31:55 -68.96, -38.51 133.02 58.45 69
4 07/13/2019 03:21:18 68.26, 128.37 46.31 07/13/2019 03:21:32 68.29, 128.30 46.33 3.51 14
5 07/13/2019 04:12:00 -68.19, -64.21 133.77 07/13/2019 04:11:02 -68.18, -64.18 133.77 1.24 58
6 07/15/2019 18:47:27 -68.41, 76.65 133.15 07/15/2019 18:48:32 -68.41, 76.68 133.16 1.40 65
7 07/15/2019 19:38:11 68.28,-115.88 46.73 07/15/2019 19:37:59 68.28,-115.82 46.73 2.64 12
8 07/15/2019 20:28:46 -67.82, 52.01 133.74 07/15/2019 20:27:34 -67.91, 51.37 133.63 28.39 72
9 07/18/2019 11:04:20 -68.37,-167.53 132.74 07/18/2019 11:05:01 -68.35,-167.51 132.77 2.92 41
10 07/18/2019 11:55:03 68.19, 0.01 47.09 07/18/2019 11:54:28 68.22, -0.01 47.12 3.33 35
11 07/21/2019 02:30:42 69.01, 140.08 48.41 07/21/2019 02:31:51 68.88, 141.40 48.24 54.83 69
12 07/21/2019 03:21:13 -68.33, -51.70 132.28 07/21/2019 03:21:29 -68.33, -51.64 132.29 2.79 16
13 07/21/2019 04:11:56 68.16, 115.83 47.55 07/21/2019 04:10:57 68.15, 115.79 47.55 1.57 59

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/9/2019
SNOs_Map_NOAA-20_TERRA_20190709.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/09/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service