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: 4/29/2021
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 05/01/2021 17:06:36 -69.02, 101.13 126.39 05/01/2021 17:07:47 -68.94, 101.98 126.47 34.87 71
2 05/01/2021 17:57:13 68.51, -90.88 53.09 05/01/2021 17:57:20 68.50, -90.92 53.08 2.48 7
3 05/01/2021 18:47:54 -68.38, 76.61 127.05 05/01/2021 18:46:50 -68.39, 76.57 127.05 1.51 64
4 05/04/2021 09:23:24 -68.58,-142.51 127.62 05/04/2021 09:24:20 -68.59,-142.58 127.61 3.15 56
5 05/04/2021 10:14:09 68.50, 24.90 52.30 05/04/2021 10:13:47 68.48, 24.93 52.27 2.98 22
6 05/04/2021 11:04:37 -67.67,-166.73 128.56 05/04/2021 11:03:28 -67.75,-168.29 128.46 66.22 69
7 05/07/2021 00:49:55 69.61, 164.51 52.69 05/07/2021 00:51:01 69.50, 166.84 52.56 91.39 66
8 05/07/2021 01:40:19 -68.56, -26.73 128.39 05/07/2021 01:40:46 -68.57, -26.73 128.39 0.17 27
9 05/07/2021 02:31:03 68.44, 140.75 51.48 05/07/2021 02:30:13 68.45, 140.78 51.49 1.70 50
10 05/09/2021 17:06:33 68.64, -78.38 50.98 05/09/2021 17:07:43 68.64, -78.39 50.97 0.66 70
11 05/09/2021 17:57:15 -68.55, 89.05 129.12 05/09/2021 17:57:13 -68.53, 89.12 129.14 3.36 2
12 05/09/2021 18:47:55 68.21,-103.20 50.53 05/09/2021 18:46:43 68.25,-103.59 50.56 16.18 72
13 05/12/2021 09:23:28 68.58, 37.46 50.23 05/12/2021 09:24:10 68.59, 37.44 50.24 1.70 42
14 05/12/2021 10:14:10 -68.49,-155.10 129.87 05/12/2021 10:13:40 -68.50,-155.05 129.87 2.28 30

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/29/2021
SNOs_Map_NOAA-20_TERRA_20210430.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/29/2021 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA