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: 5/13/2018
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 05/15/2018 04:11:39 68.27, 115.68 49.32 05/15/2018 04:12:15 68.27, 115.71 49.31 1.33 36
2 05/15/2018 05:02:19 -68.13, -76.82 130.84 05/15/2018 05:01:45 -68.11, -76.85 130.86 3.04 34
3 05/17/2018 19:37:59 -68.99, 63.19 130.57 05/17/2018 19:39:08 -68.93, 64.75 130.64 62.55 69
4 05/17/2018 20:28:31 68.24,-128.50 48.66 05/17/2018 20:28:46 68.21,-128.49 48.64 2.71 15
5 05/17/2018 21:19:12 -68.09, 39.00 131.49 05/17/2018 21:18:16 -68.11, 39.02 131.48 1.56 56
6 05/20/2018 11:54:40 -68.31, 179.87 131.83 05/20/2018 11:55:50 -68.31, 179.86 131.83 0.72 70
7 05/20/2018 12:45:24 68.20, -12.67 48.05 05/20/2018 12:45:17 68.20, -12.63 48.05 1.62 7
8 05/20/2018 13:36:02 -67.89, 155.03 132.27 05/20/2018 13:34:50 -67.93, 154.68 132.23 15.32 72
9 05/23/2018 04:11:33 -68.27, -64.30 132.41 05/23/2018 04:12:21 -68.30, -64.29 132.38 3.44 48
10 05/23/2018 05:02:17 68.16, 103.15 47.48 05/23/2018 05:01:49 68.13, 103.15 47.45 3.40 28
11 05/23/2018 05:52:42 -67.15, -88.30 133.55 05/23/2018 05:51:34 -67.19, -90.28 133.50 85.36 68
12 05/25/2018 19:38:01 69.24,-117.15 48.10 05/25/2018 19:39:08 69.16,-114.97 48.01 86.33 67
13 05/25/2018 20:28:26 -68.23, 51.52 132.94 05/25/2018 20:28:53 -68.23, 51.50 132.94 0.98 27
14 05/25/2018 21:19:09 68.12,-141.03 46.95 05/25/2018 21:18:19 68.11,-140.99 46.94 1.97 50

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2018
SNOs_Map_NOAA-20_TERRA_20180513.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 05/13/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service