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: 10/15/2020
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 10/15/2020 03:46:59 68.27, 122.06 76.84 10/15/2020 03:46:11 68.27, 122.12 76.84 2.39 48
2 10/17/2020 18:22:30 68.64, -97.27 78.16 10/17/2020 18:23:41 68.58, -96.91 78.11 16.03 71
3 10/17/2020 19:13:08 -68.34, 70.44 102.13 10/17/2020 19:13:13 -68.36, 70.46 102.11 2.69 5
4 10/17/2020 20:03:52 68.21,-122.10 77.77 10/17/2020 20:02:41 68.19,-122.10 77.74 2.71 71
5 10/20/2020 10:39:20 68.42, 18.78 78.91 10/20/2020 10:40:12 68.43, 18.79 78.92 1.08 52
6 10/20/2020 11:30:00 -68.28,-173.72 101.22 10/20/2020 11:29:42 -68.27,-173.76 101.23 1.96 18
7 10/20/2020 12:20:30 67.40, -5.33 77.94 10/20/2020 12:19:22 67.43, -7.10 77.92 75.46 68
8 10/23/2020 02:56:12 68.37, 134.61 79.81 10/23/2020 02:56:40 68.39, 134.63 79.83 2.37 28
9 10/23/2020 03:46:53 -68.23, -57.89 100.32 10/23/2020 03:46:11 -68.24, -57.92 100.32 1.93 42
10 10/25/2020 18:22:27 -68.76, 82.56 98.89 10/25/2020 18:23:39 -68.64, 83.17 99.00 27.82 72
11 10/25/2020 19:13:05 68.32,-109.55 80.69 10/25/2020 19:13:09 68.35,-109.54 80.72 2.95 4
12 10/25/2020 20:03:46 -68.18, 57.95 99.44 10/25/2020 20:02:40 -68.20, 57.91 99.43 2.69 66
13 10/28/2020 10:39:15 -68.45,-161.25 98.30 10/28/2020 10:40:11 -68.43,-161.21 98.31 2.53 56
14 10/28/2020 11:29:58 68.28, 6.28 81.55 10/28/2020 11:29:38 68.30, 6.28 81.57 2.80 20
15 10/28/2020 12:20:28 -67.54, 174.51 99.17 10/28/2020 12:19:19 -67.60, 173.09 99.14 60.30 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 10/15/2020
SNOs_Map_NPP_TERRA_20201015.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 10/15/2020 in txt file.

Historical Predications of SNOs between NPP and TERRA