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: 3/18/2022
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 04:19:22 -70.09, -68.54 109.74 03/20/2022 04:20:30 -70.00, -66.67 109.90 71.58 68
2 03/20/2022 05:09:53 69.29, 99.95 69.41 03/20/2022 05:10:08 69.29, 100.01 69.40 2.31 15
3 03/20/2022 06:00:34 -69.14, -92.52 110.76 03/20/2022 05:59:38 -69.17, -92.51 110.73 3.34 56
4 03/22/2022 20:36:05 -69.32, 48.37 111.61 03/22/2022 20:37:06 -69.33, 48.30 111.61 2.98 61
5 03/22/2022 21:26:49 69.20,-144.16 68.26 03/22/2022 21:26:33 69.21,-144.20 68.27 1.91 16
6 03/22/2022 22:17:21 -68.57, 24.02 112.41 03/22/2022 22:16:11 -68.66, 22.73 112.28 52.92 70
7 03/25/2022 12:53:01 -69.29, 164.18 112.70 03/25/2022 12:53:29 -69.30, 164.15 112.69 2.12 28
8 03/25/2022 13:43:45 69.18, -28.36 67.17 03/25/2022 13:42:56 69.19, -28.36 67.19 1.08 49
9 03/28/2022 04:19:16 69.36, 112.52 66.34 03/28/2022 04:20:23 69.37, 112.49 66.34 1.58 67
10 03/28/2022 05:09:58 -69.26, -80.02 113.79 03/28/2022 05:09:53 -69.27, -80.02 113.78 0.56 5
11 03/28/2022 06:00:36 68.83, 87.89 65.76 03/28/2022 05:59:24 68.92, 87.19 65.88 29.67 72
12 03/30/2022 20:36:13 69.34,-131.68 65.27 03/30/2022 20:36:47 69.32,-131.70 65.24 2.71 34
13 03/30/2022 21:26:55 -69.24, 35.78 114.86 03/30/2022 21:26:17 -69.22, 35.80 114.88 2.61 38

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/18/2022
SNOs_Map_NOAA-20_TERRA_20220318.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/18/2022 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA