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: 9/22/2023
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 09/29/2023 16:48:12 69.10, -74.10 71.49 09/29/2023 16:49:22 69.04, -72.91 71.44 47.66 70
2 09/29/2023 17:38:47 -68.63, 93.85 108.97 09/29/2023 17:40:00 -68.61, 93.89 108.99 2.60 73
3 09/29/2023 18:29:32 68.58, -98.77 70.99 09/29/2023 18:30:27 68.60, -98.74 71.02 2.82 55
4 09/29/2023 19:20:15 -68.53, 68.61 109.04 09/29/2023 19:20:58 -68.55, 68.57 109.03 2.16 43
5 09/29/2023 20:11:01 68.53,-124.08 70.98 09/29/2023 20:11:25 68.54,-124.06 70.98 1.24 24
6 09/29/2023 21:01:44 -68.49, 43.29 109.06 09/29/2023 21:01:56 -68.48, 43.25 109.06 1.51 12
7 09/29/2023 21:52:30 68.49,-149.40 70.96 09/29/2023 21:52:23 68.47,-149.37 70.94 2.21 7
8 09/29/2023 22:43:13 -68.45, 17.97 109.07 09/29/2023 22:42:54 -68.42, 17.94 109.10 3.05 19
9 09/29/2023 23:33:58 68.39,-174.65 70.89 09/29/2023 23:33:21 68.41,-174.69 70.91 2.53 37
10 09/30/2023 00:24:42 -68.40, -7.35 109.09 09/30/2023 00:23:51 -68.41, -7.31 109.08 1.87 51
11 09/30/2023 01:15:27 68.35, 160.03 70.88 09/30/2023 01:14:19 68.35, 159.99 70.87 1.62 68
12 09/30/2023 02:06:06 -68.09, -32.32 109.37 09/30/2023 02:04:53 -68.13, -32.90 109.34 24.34 73
13 09/30/2023 02:56:40 67.44, 135.78 70.01 09/30/2023 02:55:32 67.47, 133.68 70.01 89.66 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 9/22/2023
SNOs_Map_NPP_GCOM-C_20230922.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 09/22/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C