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: 5/15/2021
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 05/16/2021 09:47:59 -68.59,-148.77 130.72 05/16/2021 09:48:50 -68.61,-148.73 130.70 2.87 51
2 05/16/2021 10:38:43 68.47, 18.70 49.15 05/16/2021 10:38:18 68.45, 18.71 49.13 2.68 25
3 05/16/2021 11:29:10 -67.58,-172.86 131.76 05/16/2021 11:28:01 -67.61,-174.63 131.71 75.07 69
4 05/19/2021 01:14:28 69.41, 158.55 49.54 05/19/2021 01:15:36 69.29, 160.38 49.39 73.15 68
5 05/19/2021 02:04:55 -68.52, -32.91 131.38 05/19/2021 02:05:18 -68.51, -32.97 131.39 2.44 23
6 05/19/2021 02:55:39 68.40, 134.56 48.49 05/19/2021 02:54:45 68.40, 134.54 48.49 0.83 54
7 05/21/2021 17:31:10 68.60, -84.57 48.16 05/21/2021 17:32:14 68.62, -84.59 48.17 2.57 64
8 05/21/2021 18:21:52 -68.50, 82.88 131.95 05/21/2021 18:21:44 -68.52, 82.92 131.94 2.52 8
9 05/21/2021 19:12:29 68.01,-109.18 47.55 05/21/2021 19:11:17 68.06,-109.98 47.60 33.60 72
10 05/24/2021 09:48:07 68.59, 31.21 47.64 05/24/2021 09:48:41 68.56, 31.22 47.60 3.16 34
11 05/24/2021 10:38:48 -68.44,-161.27 132.53 05/24/2021 10:38:11 -68.46,-161.27 132.50 2.93 37
12 05/27/2021 01:14:24 -68.96, -20.83 132.46 05/27/2021 01:15:36 -68.85, -20.19 132.58 28.56 72
13 05/27/2021 02:05:02 68.53, 147.05 47.11 05/27/2021 02:05:06 68.55, 147.09 47.13 3.06 4
14 05/27/2021 02:55:44 -68.43, -45.50 133.01 05/27/2021 02:54:37 -68.40, -45.46 133.03 3.23 67

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/15/2021
SNOs_Map_NPP_TERRA_20210515.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/15/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA