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: 3/20/2019
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 03/23/2019 02:31:12 -68.43, -39.16 112.52 03/23/2019 02:32:21 -68.42, -39.20 112.54 1.78 69
2 03/23/2019 03:21:56 68.29, 128.32 67.33 03/23/2019 03:21:48 68.31, 128.30 67.34 1.76 8
3 03/23/2019 04:12:34 -68.00, -63.99 112.99 03/23/2019 04:11:21 -68.04, -64.38 112.94 16.60 73
4 03/25/2019 18:48:07 -68.43, 76.61 113.59 03/25/2019 18:48:51 -68.40, 76.65 113.62 3.21 44
5 03/25/2019 19:38:51 68.29,-115.91 66.27 03/25/2019 19:38:18 68.28,-115.85 66.26 2.88 33
6 03/25/2019 20:29:13 -67.14, 52.82 114.93 03/25/2019 20:28:06 -67.18, 50.52 114.84 99.13 67
7 03/28/2019 10:14:32 69.15, 24.09 66.12 03/28/2019 10:15:41 69.03, 25.68 65.97 64.46 69
8 03/28/2019 11:05:01 -68.37,-167.55 114.69 03/28/2019 11:05:21 -68.38,-167.50 114.69 2.08 20
9 03/28/2019 11:55:44 68.19, -0.01 65.11 03/28/2019 11:54:49 68.20, -0.07 65.12 2.75 55
10 03/31/2019 02:31:13 68.46, 140.79 64.37 03/31/2019 02:32:20 68.45, 140.83 64.35 1.95 67
11 03/31/2019 03:21:54 -68.32, -51.72 115.79 03/31/2019 03:21:51 -68.30, -51.72 115.82 2.60 3
12 03/31/2019 04:12:33 67.92, 116.09 63.79 03/31/2019 04:11:21 68.00, 115.58 63.89 23.21 72
13 04/02/2019 18:48:07 68.41,-103.39 63.28 04/02/2019 18:48:50 68.42,-103.33 63.29 2.64 43
14 04/02/2019 19:38:48 -68.27, 64.11 116.88 04/02/2019 19:38:21 -68.27, 64.12 116.88 0.57 27

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/20/2019
SNOs_Map_NOAA-20_TERRA_20190321.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/20/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service