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: 4/19/2018
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 04/21/2018 03:21:13 68.66, 127.84 56.73 04/21/2018 03:22:24 68.54, 128.48 56.61 28.83 71
2 04/21/2018 04:11:48 -68.20, -64.24 123.75 04/21/2018 04:11:58 -68.20, -64.30 123.74 2.29 10
3 04/21/2018 05:02:32 68.07, 103.22 56.12 04/21/2018 05:01:25 68.10, 103.23 56.15 3.52 67
4 04/23/2018 19:38:00 68.28,-115.90 55.45 04/23/2018 19:39:00 68.30,-115.94 55.47 3.35 60
5 04/23/2018 20:28:41 -68.19, 51.53 124.65 04/23/2018 20:28:29 -68.19, 51.56 124.65 1.03 12
6 04/23/2018 21:19:15 67.53,-140.34 54.67 04/23/2018 21:18:05 67.58,-141.50 54.73 49.70 70
7 04/26/2018 11:54:53 68.28, -0.12 54.58 04/26/2018 11:55:31 68.29, -0.10 54.58 1.28 38
8 04/26/2018 12:45:34 -68.14, 167.38 125.58 04/26/2018 12:45:02 -68.12, 167.34 125.60 2.23 32
9 04/29/2018 03:21:16 -69.09, -52.74 125.44 04/29/2018 03:22:25 -68.98, -51.01 125.56 69.99 69
10 04/29/2018 04:11:46 68.23, 115.71 53.68 04/29/2018 04:12:04 68.21, 115.68 53.66 2.97 18
11 04/29/2018 05:02:27 -68.08, -76.78 126.48 04/29/2018 05:01:34 -68.10, -76.81 126.46 2.37 53
12 05/01/2018 19:37:56 -68.35, 64.03 127.01 05/01/2018 19:39:08 -68.35, 64.07 127.01 1.88 72
13 05/01/2018 20:28:39 68.19,-128.45 52.82 05/01/2018 20:28:36 68.18,-128.48 52.81 1.12 3
14 05/01/2018 21:19:20 -68.03, 39.05 127.35 05/01/2018 21:18:07 -68.02, 38.96 127.36 3.90 73

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 4/19/2018
SNOs_Map_NOAA-20_TERRA_20180419.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 04/19/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service