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: 5/8/2019
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 05/10/2019 02:31:09 -68.73, -39.60 128.90 05/10/2019 02:32:21 -68.62, -38.98 129.02 27.73 72
2 05/10/2019 03:21:47 68.28, 128.29 50.64 05/10/2019 03:21:52 68.29, 128.26 50.65 1.36 5
3 05/10/2019 04:12:29 -68.20, -64.28 129.45 05/10/2019 04:11:22 -68.18, -64.24 129.48 3.05 67
4 05/12/2019 18:47:56 -68.38, 76.62 129.94 05/12/2019 18:48:53 -68.39, 76.62 129.93 0.67 57
5 05/12/2019 19:38:40 68.27,-115.92 49.94 05/12/2019 19:38:20 68.28,-115.87 49.95 2.55 20
6 05/12/2019 20:29:10 -67.53, 52.31 130.81 05/12/2019 20:28:00 -67.61, 50.99 130.73 57.01 70
7 05/15/2019 11:04:50 -68.36,-167.58 130.61 05/15/2019 11:05:22 -68.38,-167.52 130.60 2.82 32
8 05/15/2019 11:55:33 68.20, -0.05 49.22 05/15/2019 11:54:50 68.21, -0.08 49.23 1.64 43
9 05/18/2019 02:31:07 68.71, 140.42 49.14 05/18/2019 02:32:18 68.63, 141.03 49.05 26.70 71
10 05/18/2019 03:21:43 -68.29, -51.72 131.29 05/18/2019 03:21:52 -68.30, -51.73 131.29 1.00 9
11 05/18/2019 04:12:27 68.18, 115.73 48.59 05/18/2019 04:11:19 68.18, 115.78 48.59 1.69 68
12 05/20/2019 18:47:55 68.38,-103.37 48.23 05/20/2019 18:48:51 68.37,-103.40 48.22 1.28 56
13 05/20/2019 19:38:37 -68.28, 64.07 131.88 05/20/2019 19:38:21 -68.27, 64.12 131.89 1.84 16
14 05/20/2019 20:29:08 67.47,-127.61 47.30 05/20/2019 20:27:59 67.53,-129.09 47.37 63.35 69

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/8/2019
SNOs_Map_NOAA-20_TERRA_20190508.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/08/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service