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: 3/18/2018
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 03/20/2018 03:21:17 68.25, 128.36 68.38 03/20/2018 03:21:52 68.28, 128.30 68.40 3.20 35
2 03/20/2018 04:11:59 -68.18, -64.23 111.71 03/20/2018 04:11:22 -68.18, -64.18 111.71 1.92 37
3 03/22/2018 18:47:42 -69.16, 75.62 111.74 03/22/2018 18:48:50 -69.01, 77.42 111.93 73.43 68
4 03/22/2018 19:38:11 68.23,-115.84 67.29 03/22/2018 19:38:29 68.23,-115.89 67.30 2.52 18
5 03/22/2018 20:28:53 -68.15, 51.58 112.81 03/22/2018 20:27:59 -68.14, 51.62 112.81 1.96 54
6 03/25/2018 11:04:25 -68.59,-167.85 113.38 03/25/2018 11:05:37 -68.51,-167.37 113.48 21.54 72
7 03/25/2018 11:55:05 68.25, -0.10 66.26 03/25/2018 11:55:07 68.23, -0.06 66.24 2.75 2
8 03/25/2018 12:45:46 -68.11, 167.39 113.90 03/25/2018 12:44:38 -68.08, 167.40 113.92 3.43 68
9 03/28/2018 03:21:15 -68.35, -51.76 114.69 03/28/2018 03:22:22 -68.32, -51.77 114.72 2.50 67
10 03/28/2018 04:11:59 68.22, 115.71 65.18 03/28/2018 04:11:49 68.21, 115.75 65.17 2.02 10
11 03/28/2018 05:02:36 -67.87, -76.53 115.20 03/28/2018 05:01:23 -67.90, -76.99 115.16 19.48 73
12 03/30/2018 19:38:09 -68.31, 64.05 115.76 03/30/2018 19:39:06 -68.34, 64.07 115.74 3.36 57
13 03/30/2018 20:28:53 68.20,-128.49 64.10 03/30/2018 20:28:34 68.18,-128.48 64.09 1.81 19
14 03/30/2018 21:19:24 -67.51, 39.67 116.61 03/30/2018 21:18:14 -67.53, 38.41 116.56 53.69 70

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 3/18/2018
SNOs_Map_NOAA-20_TERRA_20180318.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 03/18/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service