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: 5/12/2021
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 05/13/2021 17:31:09 -68.93, 95.01 129.74 05/13/2021 17:32:21 -68.82, 95.65 129.86 28.42 72
2 05/13/2021 18:21:47 68.49, -97.09 49.80 05/13/2021 18:21:52 68.49, -97.11 49.80 1.18 5
3 05/13/2021 19:12:29 -68.40, 70.35 130.30 05/13/2021 19:11:22 -68.38, 70.39 130.32 2.76 67
4 05/16/2021 09:47:59 -68.59,-148.76 130.72 05/16/2021 09:48:51 -68.56,-148.79 130.75 2.73 52
5 05/16/2021 10:38:43 68.47, 18.70 49.15 05/16/2021 10:38:18 68.45, 18.72 49.13 2.04 25
6 05/16/2021 11:29:10 -67.57,-172.85 131.76 05/16/2021 11:28:01 -67.62,-174.62 131.71 75.12 69
7 05/19/2021 01:14:28 69.41, 158.55 49.53 05/19/2021 01:15:36 69.29, 160.38 49.40 73.01 68
8 05/19/2021 02:04:55 -68.51, -32.90 131.39 05/19/2021 02:05:18 -68.52, -32.96 131.39 2.52 23
9 05/19/2021 02:55:39 68.40, 134.56 48.49 05/19/2021 02:54:45 68.40, 134.54 48.49 1.02 54
10 05/21/2021 17:31:11 68.65, -84.63 48.20 05/21/2021 17:32:14 68.63, -84.58 48.18 2.84 63
11 05/21/2021 18:21:52 -68.49, 82.89 131.96 05/21/2021 18:21:45 -68.47, 82.86 131.98 2.38 7
12 05/21/2021 19:12:29 68.00,-109.17 47.54 05/21/2021 19:11:17 68.07,-109.97 47.61 33.91 72
13 05/24/2021 09:48:07 68.58, 31.22 47.62 05/24/2021 09:48:41 68.57, 31.23 47.61 0.83 34
14 05/24/2021 10:38:48 -68.42,-161.26 132.54 05/24/2021 10:38:12 -68.42,-161.32 132.55 2.60 36

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/12/2021
SNOs_Map_NPP_TERRA_20210512.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/12/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA