Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/8/2020
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 10/09/2020 18:22:33 -68.67, 82.70 104.79 10/09/2020 18:23:44 -68.59, 83.10 104.86 18.53 71
2 10/09/2020 19:13:13 68.33,-109.56 74.90 10/09/2020 19:13:14 68.31,-109.59 74.87 2.65 1
3 10/09/2020 20:03:54 -68.19, 57.94 105.24 10/09/2020 20:02:44 -68.21, 57.92 105.23 1.81 70
4 10/12/2020 10:39:21 -68.39,-161.17 104.05 10/12/2020 10:40:15 -68.41,-161.24 104.04 3.26 54
5 10/12/2020 11:30:05 68.28, 6.29 75.85 10/12/2020 11:29:42 68.29, 6.27 75.86 2.19 23
6 10/12/2020 12:20:33 -67.43, 174.65 104.97 10/12/2020 12:19:24 -67.52, 173.00 104.91 70.64 69
7 10/15/2020 02:05:52 69.50, 145.77 78.03 10/15/2020 02:06:58 69.38, 148.23 77.95 97.04 66
8 10/15/2020 02:56:15 -68.39, -45.40 103.06 10/15/2020 02:56:44 -68.39, -45.39 103.06 0.50 29
9 10/15/2020 03:46:59 68.27, 122.06 76.84 10/15/2020 03:46:11 68.27, 122.12 76.83 2.36 48
10 10/17/2020 18:22:30 68.64, -97.28 78.16 10/17/2020 18:23:41 68.57, -96.92 78.10 16.66 71
11 10/17/2020 19:13:08 -68.33, 70.44 102.13 10/17/2020 19:13:13 -68.36, 70.46 102.11 3.27 5
12 10/17/2020 20:03:52 68.22,-122.10 77.77 10/17/2020 20:02:40 68.24,-122.04 77.79 3.36 72
13 10/20/2020 10:39:20 68.43, 18.77 78.92 10/20/2020 10:40:12 68.42, 18.78 78.92 0.86 52
14 10/20/2020 11:30:01 -68.28,-173.72 101.22 10/20/2020 11:29:43 -68.27,-173.76 101.23 1.87 18
15 10/20/2020 12:20:30 67.41, -5.34 77.95 10/20/2020 12:19:21 67.47, -7.04 77.97 72.96 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/8/2020
SNOs_Map_NPP_TERRA_20201008.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/08/2020 in txt file.

Historical Predications of SNOs between NPP and TERRA