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: 4/17/2018
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 04/18/2018 11:04:33 69.40, 11.04 58.42 04/18/2018 11:05:39 69.28, 13.55 58.27 99.46 66
2 04/18/2018 11:54:55 -68.25, 179.91 122.77 04/18/2018 11:55:25 -68.28, 179.93 122.75 3.17 30
3 04/18/2018 12:45:39 68.12, -12.62 57.09 04/18/2018 12:44:53 68.12, -12.62 57.09 0.48 46
4 04/21/2018 03:21:13 68.65, 127.85 56.73 04/21/2018 03:22:24 68.55, 128.49 56.62 28.39 71
5 04/21/2018 04:11:49 -68.24, -64.30 123.70 04/21/2018 04:11:58 -68.22, -64.28 123.73 3.02 9
6 04/21/2018 05:02:32 68.07, 103.23 56.11 04/21/2018 05:01:26 68.05, 103.17 56.10 2.59 66
7 04/23/2018 19:38:00 68.33,-115.96 55.50 04/23/2018 19:38:59 68.32,-115.93 55.48 1.65 59
8 04/23/2018 20:28:41 -68.18, 51.55 124.66 04/23/2018 20:28:29 -68.21, 51.58 124.64 3.24 12
9 04/23/2018 21:19:15 67.52,-140.33 54.67 04/23/2018 21:18:05 67.60,-141.49 54.75 49.70 70
10 04/26/2018 11:54:53 68.27, -0.11 54.57 04/26/2018 11:55:32 68.25, -0.14 54.54 2.86 39
11 04/26/2018 12:45:34 -68.12, 167.39 125.59 04/26/2018 12:45:02 -68.14, 167.37 125.58 2.33 32
12 04/29/2018 03:21:17 -69.13, -52.79 125.40 04/29/2018 03:22:25 -69.01, -50.97 125.53 73.57 68
13 04/29/2018 04:11:46 68.22, 115.73 53.67 04/29/2018 04:12:04 68.23, 115.71 53.68 1.89 18
14 04/29/2018 05:02:28 -68.12, -76.83 126.44 04/29/2018 05:01:34 -68.13, -76.78 126.43 2.54 54

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/17/2018
SNOs_Map_NOAA-20_TERRA_20180417.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/17/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service