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: 4/16/2020
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 04/18/2020 02:31:21 68.45, 140.77 57.39 04/18/2020 02:32:14 68.43, 140.78 57.37 2.25 53
2 04/18/2020 03:22:02 -68.33, -51.74 122.75 04/18/2020 03:21:44 -68.32, -51.71 122.76 1.18 18
3 04/18/2020 04:12:32 67.43, 116.67 56.34 04/18/2020 04:11:24 67.48, 114.96 56.40 73.27 68
4 04/20/2020 18:48:15 68.41,-103.40 56.43 04/20/2020 18:48:42 68.38,-103.40 56.39 3.54 27
5 04/20/2020 19:38:56 -68.28, 64.09 123.72 04/20/2020 19:38:12 -68.27, 64.11 123.73 1.30 44
6 04/23/2020 10:14:28 -68.65,-155.26 124.22 04/23/2020 10:15:40 -68.60,-154.88 124.28 16.66 72
7 04/23/2020 11:05:09 68.36, 12.42 55.48 04/23/2020 11:05:09 68.37, 12.49 55.49 2.68 0
8 04/23/2020 11:55:50 -68.23, 179.91 124.67 04/23/2020 11:54:40 -68.21, 179.93 124.69 2.36 70
9 04/26/2020 02:31:18 -68.45, -39.22 125.30 04/26/2020 02:32:09 -68.42, -39.20 125.33 2.90 51
10 04/26/2020 03:22:02 68.32, 128.24 54.57 04/26/2020 03:21:36 68.30, 128.30 54.55 3.09 26
11 04/26/2020 04:12:28 -67.38, -63.27 126.40 04/26/2020 04:11:20 -67.42, -65.09 126.35 77.92 68
12 04/28/2020 17:57:46 69.35, -92.00 54.79 04/28/2020 17:58:53 69.23, -89.93 54.66 82.58 67
13 04/28/2020 18:48:11 -68.35, 76.67 126.24 04/28/2020 18:48:37 -68.35, 76.60 126.24 2.67 26
14 04/28/2020 19:38:55 68.23,-115.87 53.63 04/28/2020 19:38:04 68.23,-115.90 53.63 1.26 51

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/16/2020
SNOs_Map_NOAA-20_TERRA_20200416.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/16/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service