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: 7/19/2021
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 07/22/2021 00:24:17 -68.72, -7.94 131.61 07/22/2021 00:25:13 -68.72, -7.96 131.62 1.01 56
2 07/22/2021 01:15:01 68.59, 159.54 48.26 07/22/2021 01:14:40 68.61, 159.55 48.29 3.01 21
3 07/22/2021 02:05:30 -67.81, -32.15 132.54 07/22/2021 02:04:21 -67.89, -33.68 132.41 64.85 69
4 07/24/2021 15:50:49 69.70, -60.87 49.96 07/24/2021 15:51:55 69.59, -58.59 49.78 88.94 66
5 07/24/2021 16:41:14 -68.71, 107.83 131.07 07/24/2021 16:41:39 -68.70, 107.90 131.08 2.61 25
6 07/24/2021 17:31:57 68.53, -84.61 48.75 07/24/2021 17:31:07 68.53, -84.67 48.76 2.35 50
7 07/27/2021 08:07:29 68.79, 56.18 49.60 07/27/2021 08:08:35 68.78, 56.25 49.58 2.70 66
8 07/27/2021 08:58:10 -68.65,-136.32 130.54 07/27/2021 08:58:06 -68.62,-136.32 130.57 2.73 4
9 07/27/2021 09:48:49 68.25, 31.51 49.06 07/27/2021 09:47:37 68.28, 30.91 49.11 24.76 72
10 07/30/2021 00:24:25 68.73, 172.02 50.17 07/30/2021 00:25:02 68.70, 172.02 50.13 3.33 37
11 07/30/2021 01:15:06 -68.59, -20.47 129.97 07/30/2021 01:14:32 -68.60, -20.47 129.96 0.89 34
12 08/01/2021 15:50:44 -69.22, 119.81 128.67 08/01/2021 15:51:54 -69.12, 120.79 128.81 40.51 70
13 08/01/2021 16:41:20 68.67, -72.13 50.77 08/01/2021 16:41:27 68.66, -72.14 50.76 0.78 7
14 08/01/2021 17:32:01 -68.53, 95.37 129.37 08/01/2021 17:30:58 -68.51, 95.31 129.38 3.43 63

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/19/2021
SNOs_Map_NPP_TERRA_20210720.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/19/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA