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: 4/27/2018
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 04/29/2018 03:21:16 -69.10, -52.74 125.43 04/29/2018 03:22:24 -69.02, -50.96 125.52 71.20 68
2 04/29/2018 04:11:46 68.22, 115.72 53.68 04/29/2018 04:12:03 68.25, 115.72 53.69 2.36 17
3 04/29/2018 05:02:27 -68.09, -76.78 126.48 04/29/2018 05:01:34 -68.09, -76.84 126.48 2.12 53
4 05/01/2018 19:37:56 -68.35, 64.03 127.01 05/01/2018 19:39:08 -68.33, 64.05 127.03 1.80 72
5 05/01/2018 20:28:39 68.18,-128.44 52.81 05/01/2018 20:28:36 68.17,-128.51 52.80 2.86 3
6 05/01/2018 21:19:20 -68.03, 39.06 127.35 05/01/2018 21:18:06 -68.06, 39.01 127.32 3.92 74
7 05/04/2018 11:54:48 -68.30, 179.87 127.85 05/04/2018 11:55:39 -68.31, 179.89 127.84 1.85 51
8 05/04/2018 12:45:31 68.13, -12.61 51.97 05/04/2018 12:45:07 68.14, -12.67 51.98 2.89 24
9 05/04/2018 13:35:59 -67.28, 155.74 128.89 05/04/2018 13:34:50 -67.31, 154.02 128.85 73.96 69
10 05/07/2018 04:11:41 -68.25, -64.29 128.66 05/07/2018 04:12:12 -68.23, -64.34 128.68 2.40 31
11 05/07/2018 05:02:25 68.14, 103.16 51.22 05/07/2018 05:01:39 68.12, 103.17 51.20 2.21 46
12 05/09/2018 19:37:59 68.67,-116.39 51.06 05/09/2018 19:39:09 68.58,-115.67 50.97 30.78 70
13 05/09/2018 20:28:34 -68.20, 51.54 129.43 05/09/2018 20:28:44 -68.21, 51.50 129.43 2.00 10
14 05/09/2018 21:19:18 68.09,-141.01 50.45 05/09/2018 21:18:11 68.09,-140.99 50.45 0.78 67

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/27/2018
SNOs_Map_NOAA-20_TERRA_20180427.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/27/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service