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: 5/21/2019
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 05/23/2019 11:04:48 68.34, 12.45 47.65 05/23/2019 11:05:20 68.34, 12.45 47.66 0.55 32
2 05/23/2019 11:55:30 -68.25, 179.88 132.45 05/23/2019 11:54:50 -68.23, 179.95 132.46 3.22 40
3 05/26/2019 02:31:06 -68.87, -39.79 132.29 05/26/2019 02:32:16 -68.76, -38.81 132.42 41.33 70
4 05/26/2019 03:21:42 68.33, 128.24 47.15 05/26/2019 03:21:49 68.31, 128.29 47.13 2.88 7
5 05/26/2019 04:12:23 -68.18, -64.26 133.00 05/26/2019 04:11:19 -68.21, -64.20 132.98 3.50 64
6 05/28/2019 18:47:51 -68.38, 76.64 133.24 05/28/2019 18:48:51 -68.39, 76.62 133.23 1.68 60
7 05/28/2019 19:38:35 68.27,-115.91 46.64 05/28/2019 19:38:18 68.27,-115.87 46.65 1.86 17
8 05/28/2019 20:29:07 -67.63, 52.20 134.00 05/28/2019 20:27:56 -67.73, 51.12 133.90 46.66 71
9 05/31/2019 11:04:44 -68.37,-167.58 133.65 05/31/2019 11:05:19 -68.35,-167.54 133.67 2.20 35
10 05/31/2019 11:55:27 68.21, -0.06 46.18 05/31/2019 11:54:46 68.23, -0.04 46.21 3.07 41
11 06/03/2019 02:31:02 68.79, 140.33 46.42 06/03/2019 02:32:13 68.68, 141.11 46.31 33.60 71
12 06/03/2019 03:21:37 -68.31, -51.73 134.07 06/03/2019 03:21:48 -68.31, -51.71 134.07 0.61 11
13 06/03/2019 04:12:21 68.20, 115.72 45.82 06/03/2019 04:11:15 68.18, 115.78 45.80 3.32 66

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/21/2019
SNOs_Map_NOAA-20_TERRA_20190521.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/21/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service