Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and GCOM-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/9/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (GCOM-C) Time (GCOM-C) Lat,Lon (GCOM-C) SZA (GCOM-C ) Distance(km) Time Diff (sec)
1 03/19/2023 08:09:18 -69.26,-124.38 110.19 03/19/2023 08:10:28 -69.20,-122.72 110.29 65.88 70
2 03/19/2023 08:59:53 68.66, 43.75 69.18 03/19/2023 09:01:05 68.65, 43.93 69.16 7.11 72
3 03/19/2023 09:50:35 -68.57,-148.81 110.93 03/19/2023 09:51:37 -68.55,-148.83 110.96 2.81 62
4 03/19/2023 10:41:21 68.55, 18.52 69.04 03/19/2023 10:42:04 68.53, 18.54 69.01 2.28 43
5 03/19/2023 11:32:04 -68.52,-174.12 111.02 03/19/2023 11:32:34 -68.54,-174.08 111.00 2.66 30
6 03/19/2023 12:22:50 68.50, -6.79 68.96 03/19/2023 12:23:02 68.47, -6.78 68.93 3.30 12
7 03/19/2023 13:13:33 -68.46, 160.58 111.10 03/19/2023 13:13:32 -68.47, 160.60 111.09 1.48 1
8 03/19/2023 14:04:19 68.45, -32.09 68.87 03/19/2023 14:03:59 68.46, -32.03 68.89 3.08 20
9 03/19/2023 14:55:02 -68.41, 135.27 111.18 03/19/2023 14:54:30 -68.41, 135.28 111.18 0.57 32
10 03/19/2023 15:45:48 68.39, -57.40 68.79 03/19/2023 15:44:57 68.40, -57.34 68.80 2.23 51
11 03/19/2023 16:36:31 -68.36, 109.96 111.26 03/19/2023 16:35:28 -68.35, 109.97 111.27 1.18 63
12 03/19/2023 17:27:12 68.07, -82.36 68.44 03/19/2023 17:25:59 68.12, -82.94 68.50 24.42 73
13 03/19/2023 18:17:47 -67.61, 85.53 112.06 03/19/2023 18:16:38 -67.64, 83.85 111.99 71.27 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 3/9/2023
SNOs_Map_NPP_GCOM-C_20230309.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 03/09/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C