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: 4/9/2021
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 04/11/2021 18:21:44 68.50, -97.11 59.80 04/11/2021 18:22:17 68.52, -97.06 59.81 2.45 33
2 04/11/2021 19:12:25 -68.38, 70.38 120.35 04/11/2021 19:11:48 -68.35, 70.37 120.37 2.68 37
3 04/14/2021 09:48:02 -69.06,-149.39 120.59 04/14/2021 09:49:12 -68.94,-148.31 120.74 45.08 70
4 04/14/2021 10:38:37 68.45, 18.74 58.77 04/14/2021 10:38:46 68.43, 18.71 58.76 2.17 9
5 04/14/2021 11:29:18 -68.32,-173.77 121.38 04/14/2021 11:28:16 -68.33,-173.78 121.37 0.90 62
6 04/17/2021 02:04:46 -68.53, -32.89 122.09 04/17/2021 02:05:47 -68.52, -32.95 122.11 2.76 61
7 04/17/2021 02:55:30 68.40, 134.58 57.77 04/17/2021 02:55:14 68.40, 134.55 57.77 1.33 16
8 04/17/2021 03:46:03 -67.84, -57.39 122.82 04/17/2021 03:44:52 -67.85, -58.46 122.79 45.29 71
9 04/19/2021 18:21:40 -68.53, 82.88 123.02 04/19/2021 18:22:14 -68.54, 82.95 123.02 2.89 34
10 04/19/2021 19:12:23 68.35,-109.58 56.79 04/19/2021 19:11:42 68.36,-109.62 56.80 1.96 41
11 04/22/2021 09:47:56 68.89, 30.86 56.45 04/22/2021 09:49:07 68.82, 31.54 56.37 28.52 71
12 04/22/2021 10:38:32 -68.48,-161.28 123.98 04/22/2021 10:38:41 -68.50,-161.22 123.97 3.10 9
13 04/22/2021 11:29:15 68.31, 6.26 55.83 04/22/2021 11:28:09 68.32, 6.21 55.85 2.44 66

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/9/2021
SNOs_Map_NPP_TERRA_20210409.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/09/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA