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: 3/19/2022
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 03/20/2022 04:19:21 -70.07, -68.51 109.76 03/20/2022 04:20:30 -69.97, -66.72 109.93 68.89 69
2 03/20/2022 05:09:52 69.27, 99.98 69.39 03/20/2022 05:10:08 69.25, 99.97 69.37 1.43 16
3 03/20/2022 06:00:33 -69.12, -92.49 110.78 03/20/2022 05:59:38 -69.14, -92.55 110.76 3.13 55
4 03/22/2022 20:36:05 -69.35, 48.33 111.58 03/22/2022 20:37:05 -69.35, 48.33 111.59 0.33 60
5 03/22/2022 21:26:49 69.23,-144.21 68.29 03/22/2022 21:26:32 69.24,-144.17 68.30 1.45 17
6 03/22/2022 22:17:21 -68.61, 23.97 112.38 03/22/2022 22:16:11 -68.63, 22.69 112.31 52.03 70
7 03/25/2022 12:02:38 70.37, -4.76 68.45 03/25/2022 12:03:44 70.27, -2.17 68.26 97.85 66
8 03/25/2022 12:53:02 -69.32, 164.13 112.67 03/25/2022 12:53:29 -69.33, 164.18 112.67 2.09 27
9 03/25/2022 13:43:45 69.15, -28.32 67.15 03/25/2022 13:42:57 69.16, -28.40 67.16 2.80 48
10 03/28/2022 04:19:17 69.40, 112.48 66.37 03/28/2022 04:20:23 69.40, 112.52 66.37 1.94 66
11 03/28/2022 05:09:58 -69.24, -79.99 113.81 03/28/2022 05:09:54 -69.24, -80.05 113.81 2.66 4
12 03/28/2022 06:00:37 68.86, 87.84 65.79 03/28/2022 05:59:25 68.90, 87.15 65.85 27.79 72
13 03/30/2022 20:36:12 69.32,-131.65 65.25 03/30/2022 20:36:46 69.35,-131.66 65.27 2.82 34
14 03/30/2022 21:26:54 -69.22, 35.81 114.88 03/30/2022 21:26:16 -69.24, 35.84 114.85 2.95 38

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/19/2022
SNOs_Map_NOAA-20_TERRA_20220319.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/19/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA