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: 7/17/2021
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 07/19/2021 08:07:31 -69.26,-124.45 131.56 07/19/2021 08:08:41 -69.13,-123.33 131.74 46.64 70
2 07/19/2021 08:58:06 68.65, 43.69 47.81 07/19/2021 08:58:15 68.63, 43.68 47.79 2.56 9
3 07/19/2021 09:48:47 -68.52,-148.82 132.32 07/19/2021 09:47:45 -68.52,-148.82 132.32 0.20 62
4 07/22/2021 00:24:17 -68.72, -7.95 131.61 07/22/2021 00:25:13 -68.72, -7.96 131.62 0.76 56
5 07/22/2021 01:15:01 68.59, 159.53 48.26 07/22/2021 01:14:40 68.61, 159.54 48.28 1.73 21
6 07/22/2021 02:05:30 -67.81, -32.15 132.53 07/22/2021 02:04:21 -67.89, -33.68 132.41 64.78 69
7 07/24/2021 15:50:48 69.65, -60.80 49.91 07/24/2021 15:51:55 69.58, -58.60 49.77 85.65 67
8 07/24/2021 16:41:14 -68.72, 107.83 131.06 07/24/2021 16:41:39 -68.70, 107.89 131.08 3.04 25
9 07/24/2021 17:31:57 68.53, -84.62 48.76 07/24/2021 17:31:07 68.53, -84.68 48.76 2.31 50
10 07/27/2021 08:07:28 68.74, 56.24 49.55 07/27/2021 08:08:35 68.78, 56.24 49.58 3.65 67
11 07/27/2021 08:58:09 -68.60,-136.26 130.59 07/27/2021 08:58:06 -68.62,-136.32 130.57 3.19 3
12 07/27/2021 09:48:49 68.26, 31.49 49.07 07/27/2021 09:47:37 68.27, 30.90 49.11 24.33 72
13 07/30/2021 00:24:24 68.69, 172.07 50.13 07/30/2021 00:25:02 68.69, 172.01 50.12 2.52 38
14 07/30/2021 01:15:06 -68.60, -20.49 129.96 07/30/2021 01:14:32 -68.59, -20.48 129.97 1.38 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 7/17/2021
SNOs_Map_NPP_TERRA_20210717.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 07/17/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA