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: 3/15/2019
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 03/17/2019 18:48:08 68.38,-103.32 69.54 03/17/2019 18:48:48 68.40,-103.34 69.56 2.26 40
2 03/17/2019 19:38:49 -68.25, 64.16 110.61 03/17/2019 19:38:19 -68.25, 64.11 110.61 2.02 30
3 03/20/2019 10:14:32 -69.20,-155.97 110.66 03/20/2019 10:15:40 -69.13,-154.20 110.78 70.58 68
4 03/20/2019 11:05:02 68.32, 12.52 68.42 03/20/2019 11:05:19 68.34, 12.46 68.43 2.69 17
5 03/20/2019 11:55:44 -68.25, 179.93 111.68 03/20/2019 11:54:49 -68.25, 179.98 111.68 2.07 55
6 03/23/2019 02:31:13 -68.45, -39.19 112.50 03/23/2019 02:32:22 -68.46, -39.16 112.50 1.72 69
7 03/23/2019 03:21:57 68.32, 128.28 67.36 03/23/2019 03:21:49 68.33, 128.33 67.37 2.35 8
8 03/23/2019 04:12:35 -68.03, -64.02 112.96 03/23/2019 04:11:22 -68.08, -64.34 112.90 14.22 73
9 03/25/2019 18:48:07 -68.40, 76.65 113.62 03/25/2019 18:48:53 -68.41, 76.65 113.61 1.39 46
10 03/25/2019 19:38:50 68.27,-115.88 66.25 03/25/2019 19:38:19 68.28,-115.86 66.25 1.35 31
11 03/25/2019 20:29:13 -67.16, 52.79 114.90 03/25/2019 20:28:06 -67.24, 50.59 114.78 95.13 67
12 03/28/2019 10:14:33 69.23, 23.97 66.21 03/28/2019 10:15:41 69.11, 25.78 66.05 72.76 68
13 03/28/2019 11:05:00 -68.34,-167.52 114.72 03/28/2019 11:05:23 -68.36,-167.53 114.71 1.89 23
14 03/28/2019 11:55:44 68.22, -0.05 65.14 03/28/2019 11:54:50 68.23, -0.04 65.15 0.89 54

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/15/2019
SNOs_Map_NOAA-20_TERRA_20190316.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/15/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service