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: 5/21/2018
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 05/23/2018 04:11:33 -68.31, -64.34 132.37 05/23/2018 04:12:20 -68.30, -64.28 132.38 2.53 47
2 05/23/2018 05:02:16 68.13, 103.19 47.45 05/23/2018 05:01:48 68.14, 103.17 47.45 1.07 28
3 05/23/2018 05:52:41 -67.13, -88.28 133.57 05/23/2018 05:51:33 -67.19, -90.27 133.50 86.46 68
4 05/25/2018 19:38:00 69.22,-117.11 48.08 05/25/2018 19:39:07 69.16,-114.97 48.00 84.74 67
5 05/25/2018 20:28:25 -68.22, 51.54 132.95 05/25/2018 20:28:52 -68.22, 51.49 132.96 2.31 27
6 05/25/2018 21:19:09 68.10,-141.00 46.93 05/25/2018 21:18:19 68.11,-141.00 46.93 0.54 50
7 05/28/2018 11:54:39 68.44, -0.28 46.83 05/28/2018 11:55:51 68.40, -0.06 46.79 10.54 72
8 05/28/2018 12:45:18 -68.19, 167.36 133.43 05/28/2018 12:45:23 -68.18, 167.32 133.44 1.72 5
9 05/28/2018 13:36:02 68.07, -25.18 46.45 05/28/2018 13:34:50 68.07, -25.17 46.45 0.80 72
10 05/31/2018 04:11:29 68.31, 115.67 46.29 05/31/2018 04:12:22 68.30, 115.70 46.28 1.69 53
11 05/31/2018 05:02:10 -68.16, -76.83 133.86 05/31/2018 05:01:53 -68.14, -76.85 133.88 2.11 17
12 05/31/2018 05:52:40 67.29, 91.55 45.26 05/31/2018 05:51:32 67.35, 89.89 45.33 71.52 68
13 06/02/2018 20:28:21 68.23,-128.46 45.86 06/02/2018 20:28:53 68.25,-128.49 45.87 2.43 32
14 06/02/2018 21:19:03 -68.13, 38.98 134.25 06/02/2018 21:18:23 -68.15, 39.03 134.23 2.93 40

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/21/2018
SNOs_Map_NOAA-20_TERRA_20180521.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/21/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service