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: 3/20/2020
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 03/22/2020 10:14:42 -69.36,-156.30 111.59 03/22/2020 10:15:49 -69.26,-154.15 111.75 85.25 67
2 03/22/2020 11:05:10 68.37, 12.35 67.38 03/22/2020 11:05:30 68.36, 12.37 67.36 1.74 20
3 03/22/2020 11:55:51 -68.24, 179.84 112.78 03/22/2020 11:55:00 -68.26, 179.88 112.75 2.93 51
4 03/25/2020 02:31:21 -68.44, -39.27 113.60 03/25/2020 02:32:32 -68.42, -39.32 113.63 2.78 71
5 03/25/2020 03:22:05 68.31, 128.21 66.25 03/25/2020 03:21:59 68.30, 128.18 66.24 1.62 6
6 03/25/2020 04:12:44 -68.07, -64.17 114.01 03/25/2020 04:11:31 -68.09, -64.43 113.98 11.40 73
7 03/27/2020 18:48:16 -68.42, 76.52 114.67 03/27/2020 18:48:59 -68.41, 76.56 114.69 2.18 43
8 03/27/2020 19:39:00 68.30,-116.01 65.19 03/27/2020 19:38:26 68.28,-115.94 65.18 2.92 34
9 03/30/2020 10:14:40 69.03, 24.16 64.93 03/30/2020 10:15:49 68.94, 25.47 64.80 53.48 69
10 03/30/2020 11:05:11 -68.36,-167.62 115.79 03/30/2020 11:05:28 -68.34,-167.63 115.80 1.79 17
11 03/30/2020 11:55:55 68.23, -0.15 64.08 03/30/2020 11:54:55 68.21, -0.14 64.06 2.22 60
12 04/02/2020 02:31:25 68.44, 140.73 63.28 04/02/2020 02:32:26 68.42, 140.71 63.25 2.20 61
13 04/02/2020 03:22:07 -68.35, -51.83 116.83 04/02/2020 03:21:56 -68.33, -51.76 116.86 3.58 11
14 04/02/2020 04:12:41 67.68, 116.31 62.48 04/02/2020 04:11:31 67.75, 115.20 62.57 47.11 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/20/2020
SNOs_Map_NOAA-20_TERRA_20200320.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/20/2020 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service