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: 12/13/2020
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 12/14/2020 02:30:39 68.37, 140.82 91.48 12/14/2020 02:31:41 68.38, 140.77 91.49 2.33 62
2 12/14/2020 03:21:20 -68.24, -51.69 88.65 12/14/2020 03:21:11 -68.26, -51.73 88.63 3.28 9
3 12/14/2020 04:11:56 67.67, 116.32 90.79 12/14/2020 04:10:45 67.76, 115.33 90.88 43.19 71
4 12/16/2020 18:47:34 68.32,-103.35 91.56 12/16/2020 18:48:09 68.33,-103.40 91.56 2.42 35
5 12/16/2020 19:38:16 -68.24, 64.07 88.52 12/16/2020 19:37:39 -68.22, 64.10 88.55 2.89 37
6 12/19/2020 10:13:53 -68.83,-155.56 87.86 12/19/2020 10:15:04 -68.72,-154.68 87.98 37.44 71
7 12/19/2020 11:04:29 68.28, 12.48 91.59 12/19/2020 11:04:37 68.27, 12.42 91.58 2.69 8
8 12/19/2020 11:55:11 -68.20, 179.90 88.50 12/19/2020 11:54:07 -68.17, 179.92 88.53 3.22 64
9 12/22/2020 02:30:41 -68.41, -39.23 88.27 12/22/2020 02:31:37 -68.39, -39.21 88.30 3.11 56
10 12/22/2020 03:21:25 68.29, 128.24 91.61 12/22/2020 03:21:04 68.27, 128.30 91.59 3.22 21
11 12/22/2020 04:11:54 -67.50, -63.47 89.18 12/22/2020 04:10:45 -67.55, -64.90 89.13 61.04 69
12 12/24/2020 17:57:12 69.47, -92.23 92.78 12/24/2020 17:58:17 69.37, -89.71 92.65 99.14 65
13 12/24/2020 18:47:34 -68.32, 76.66 88.40 12/24/2020 18:48:04 -68.32, 76.60 88.40 2.68 30
14 12/24/2020 19:38:18 68.19,-115.87 91.47 12/24/2020 19:37:31 68.20,-115.90 91.48 1.53 47

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 12/13/2020
SNOs_Map_NOAA-20_TERRA_20201213.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 12/13/2020 in txt file.

Historial Predications of SNOs between NOAA-20 and TERRA