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: 7/20/2018
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 07/20/2018 20:28:32 68.26,-128.55 47.64 07/20/2018 20:29:00 68.28,-128.50 47.65 3.10 28
2 07/20/2018 21:19:13 -68.13, 38.93 132.49 07/20/2018 21:18:31 -68.12, 38.95 132.50 1.65 42
3 07/23/2018 11:54:48 -68.59, 179.47 131.49 07/23/2018 11:56:00 -68.51,-179.99 131.60 24.20 72
4 07/23/2018 12:45:27 68.19, -12.70 48.10 07/23/2018 12:45:31 68.17, -12.75 48.08 3.40 4
5 07/23/2018 13:36:08 -68.06, 154.78 132.03 07/23/2018 13:35:01 -68.07, 154.76 132.02 0.79 67
6 07/26/2018 04:11:39 -68.31, -64.40 131.21 07/26/2018 04:12:33 -68.29, -64.37 131.24 2.71 54
7 07/26/2018 05:02:23 68.18, 103.07 48.66 07/26/2018 05:02:00 68.18, 103.14 48.65 2.81 23
8 07/26/2018 05:52:51 -67.35, -88.58 132.19 07/26/2018 05:51:42 -67.40, -90.11 132.09 65.71 69
9 07/28/2018 19:38:11 69.35,-117.36 50.47 07/28/2018 19:39:17 69.24,-114.94 50.29 96.00 66
10 07/28/2018 20:28:34 -68.25, 51.45 130.67 07/28/2018 20:29:03 -68.25, 51.46 130.67 0.54 29
11 07/28/2018 21:19:18 68.12,-141.08 49.21 07/28/2018 21:18:30 68.13,-141.04 49.22 2.18 48
12 07/31/2018 11:54:49 68.44, -0.35 50.17 07/31/2018 11:56:00 68.43, -0.09 50.14 10.68 71
13 07/31/2018 12:45:28 -68.19, 167.29 130.09 07/31/2018 12:45:32 -68.22, 167.29 130.06 2.97 4
14 07/31/2018 13:36:12 68.07, -25.24 49.80 07/31/2018 13:35:00 68.04, -25.27 49.78 3.17 72

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 7/20/2018
SNOs_Map_NOAA-20_TERRA_20180720.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 07/20/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service