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: 11/17/2019
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 11/18/2019 02:30:31 -68.76, -39.61 92.23 11/18/2019 02:31:42 -68.66, -38.87 92.32 31.76 71
2 11/18/2019 03:21:08 68.25, 128.36 87.28 11/18/2019 03:21:14 68.26, 128.29 87.30 3.14 6
3 11/18/2019 04:11:50 -68.17, -64.22 92.79 11/18/2019 04:10:44 -68.16, -64.20 92.81 1.69 66
4 11/20/2019 18:47:19 -68.37, 76.68 91.99 11/20/2019 18:48:16 -68.34, 76.63 92.01 3.07 57
5 11/20/2019 19:38:03 68.24,-115.85 87.89 11/20/2019 19:37:43 68.23,-115.87 87.88 1.29 20
6 11/20/2019 20:28:33 -67.51, 52.37 92.82 11/20/2019 20:27:23 -67.57, 51.00 92.79 58.42 70
7 11/23/2019 11:04:13 -68.35,-167.54 91.43 11/23/2019 11:04:43 -68.36,-167.47 91.42 2.69 30
8 11/23/2019 11:54:56 68.17, 0.00 88.41 11/23/2019 11:54:11 68.18, -0.04 88.41 2.01 45
9 11/26/2019 02:30:29 68.59, 140.61 89.34 11/26/2019 02:31:40 68.52, 140.98 89.27 16.81 71
10 11/26/2019 03:21:07 -68.29, -51.68 90.96 11/26/2019 03:21:12 -68.31, -51.65 90.94 2.63 5
11 11/26/2019 04:11:50 68.11, 115.85 88.88 11/26/2019 04:10:40 68.13, 115.79 88.89 3.58 70
12 11/28/2019 18:47:20 68.37,-103.33 89.61 11/28/2019 18:48:11 68.35,-103.34 89.59 2.27 51
13 11/28/2019 19:38:01 -68.23, 64.17 90.53 11/28/2019 19:37:41 -68.25, 64.17 90.51 2.69 20
14 11/28/2019 20:28:30 67.29,-127.38 88.56 11/28/2019 20:27:22 67.34,-129.23 88.58 79.54 68

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 11/17/2019
SNOs_Map_NOAA-20_TERRA_20191117.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 11/17/2019 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service