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: 10/21/2018
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 10/22/2018 03:21:13 -68.50, -52.03 100.60 10/22/2018 03:22:24 -68.46, -51.74 100.63 12.66 71
2 10/22/2018 04:11:54 68.21, 115.65 79.14 10/22/2018 04:11:53 68.24, 115.64 79.16 2.84 1
3 10/22/2018 05:02:36 -68.13, -76.93 100.94 10/22/2018 05:01:23 -68.13, -76.86 100.95 2.81 73
4 10/24/2018 19:38:05 -68.34, 63.96 99.82 10/24/2018 19:38:53 -68.34, 63.99 99.82 1.29 48
5 10/24/2018 20:28:49 68.21,-128.57 80.07 10/24/2018 20:28:20 68.22,-128.50 80.08 2.91 29
6 10/24/2018 21:19:13 -67.16, 40.03 100.95 10/24/2018 21:18:06 -67.22, 37.99 100.93 88.23 67
7 10/27/2018 11:04:30 69.11, 11.38 81.85 10/27/2018 11:05:38 69.03, 13.10 81.80 69.27 68
8 10/27/2018 11:54:58 -68.28, 179.81 98.96 10/27/2018 11:55:20 -68.26, 179.79 98.98 2.00 22
9 10/27/2018 12:45:42 68.15, -12.72 80.93 10/27/2018 12:44:47 68.14, -12.71 80.91 1.58 55
10 10/30/2018 03:21:11 68.36, 128.16 82.00 10/30/2018 03:22:16 68.39, 128.19 82.03 3.29 65
11 10/30/2018 04:11:52 -68.22, -64.34 98.13 10/30/2018 04:11:47 -68.24, -64.36 98.11 1.82 5
12 10/30/2018 05:02:30 67.77, 103.52 81.45 10/30/2018 05:01:19 67.83, 102.81 81.48 30.56 71
13 11/01/2018 19:38:05 68.31,-116.00 82.82 11/01/2018 19:38:44 68.30,-116.03 82.81 1.76 39
14 11/01/2018 20:28:47 -68.22, 51.43 97.26 11/01/2018 20:28:14 -68.21, 51.49 97.28 2.97 33

Figure of NOAA-20 and TERRA satellite orbits during SNOs since TLE Epoch: 10/21/2018
SNOs_Map_NOAA-20_TERRA_20181021.jpg

Download SNOs between NOAA-20 and TERRA since TLE EPOCH: 10/21/2018 in txt file.

Historical Predictions of SNOs between NOAA-20 and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service