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: 5/10/2021
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 05/11/2021 02:04:51 68.56, 147.05 50.54 05/11/2021 02:05:25 68.53, 147.06 50.51 3.30 34
2 05/11/2021 02:55:32 -68.42, -45.45 129.61 05/11/2021 02:54:55 -68.42, -45.45 129.62 0.36 37
3 05/13/2021 17:31:09 -68.93, 95.02 129.75 05/13/2021 17:32:21 -68.83, 95.66 129.86 28.06 72
4 05/13/2021 18:21:47 68.49, -97.08 49.80 05/13/2021 18:21:52 68.49, -97.11 49.80 1.33 5
5 05/13/2021 19:12:29 -68.40, 70.35 130.30 05/13/2021 19:11:22 -68.38, 70.39 130.32 2.16 67
6 05/16/2021 09:47:59 -68.59,-148.76 130.73 05/16/2021 09:48:51 -68.57,-148.78 130.75 2.08 52
7 05/16/2021 10:38:43 68.47, 18.70 49.15 05/16/2021 10:38:18 68.45, 18.72 49.13 1.96 25
8 05/16/2021 11:29:10 -67.57,-172.85 131.77 05/16/2021 11:28:01 -67.62,-174.62 131.70 75.13 69
9 05/19/2021 01:14:28 69.41, 158.55 49.53 05/19/2021 01:15:36 69.29, 160.39 49.40 73.17 68
10 05/19/2021 02:04:55 -68.51, -32.90 131.39 05/19/2021 02:05:18 -68.53, -32.95 131.38 2.63 23
11 05/19/2021 02:55:39 68.40, 134.56 48.49 05/19/2021 02:54:45 68.40, 134.54 48.49 0.85 54
12 05/21/2021 17:31:11 68.65, -84.64 48.21 05/21/2021 17:32:14 68.63, -84.58 48.18 3.27 63
13 05/21/2021 18:21:52 -68.49, 82.89 131.96 05/21/2021 18:21:45 -68.48, 82.87 131.98 2.19 7
14 05/21/2021 19:12:29 68.01,-109.18 47.54 05/21/2021 19:11:17 68.07,-109.97 47.61 33.59 72

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/10/2021
SNOs_Map_NPP_TERRA_20210510.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/10/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA