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: 5/13/2021
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 -68.97, 94.96 129.71 05/13/2021 17:32:20 -68.84, 95.67 129.84 31.90 71
2 05/13/2021 18:21:47 68.52, -97.13 49.84 05/13/2021 18:21:51 68.51, -97.09 49.82 2.34 4
3 05/13/2021 19:12:28 -68.38, 70.37 130.32 05/13/2021 19:11:21 -68.40, 70.41 130.30 2.20 67
4 05/16/2021 09:47:59 -68.57,-148.74 130.74 05/16/2021 09:48:51 -68.58,-148.77 130.74 1.40 52
5 05/16/2021 10:38:43 68.45, 18.73 49.13 05/16/2021 10:38:18 68.46, 18.73 49.14 1.49 25
6 05/16/2021 11:29:10 -67.55,-172.83 131.78 05/16/2021 11:28:02 -67.57,-174.67 131.75 78.06 68
7 05/19/2021 01:14:28 69.39, 158.58 49.51 05/19/2021 01:15:36 69.30, 160.39 49.40 71.97 68
8 05/19/2021 02:04:56 -68.55, -32.95 131.36 05/19/2021 02:05:18 -68.53, -32.95 131.38 2.44 22
9 05/19/2021 02:55:40 68.43, 134.51 48.52 05/19/2021 02:54:45 68.41, 134.55 48.50 2.96 55
10 05/21/2021 17:31:11 68.63, -84.61 48.18 05/21/2021 17:32:14 68.63, -84.58 48.18 1.11 63
11 05/21/2021 18:21:52 -68.48, 82.91 131.98 05/21/2021 18:21:45 -68.47, 82.86 131.99 2.08 7
12 05/21/2021 19:12:29 67.98,-109.15 47.52 05/21/2021 19:11:18 68.01,-110.04 47.55 37.00 71
13 05/24/2021 09:48:06 68.56, 31.25 47.60 05/24/2021 09:48:40 68.56, 31.22 47.60 1.08 34
14 05/24/2021 10:38:48 -68.46,-161.30 132.51 05/24/2021 10:38:10 -68.46,-161.27 132.51 1.53 38
15 05/27/2021 01:14:24 -68.92, -20.78 132.49 05/27/2021 01:15:36 -68.84, -20.20 132.59 25.04 72
16 05/27/2021 02:05:03 68.55, 147.03 47.12 05/27/2021 02:05:06 68.54, 147.08 47.12 2.26 3

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 5/13/2021
SNOs_Map_NPP_TERRA_20210513.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 05/13/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA