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: 3/10/2023
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 08:09:19 -69.25,-124.37 110.20 03/19/2023 08:10:28 -69.20,-122.72 110.29 65.55 69
2 03/19/2023 08:59:53 68.59, 43.83 69.11 03/19/2023 09:01:06 68.60, 43.86 69.11 1.17 73
3 03/19/2023 09:50:36 -68.56,-148.80 110.94 03/19/2023 09:51:37 -68.55,-148.83 110.96 1.72 61
4 03/19/2023 10:41:22 68.54, 18.53 69.03 03/19/2023 10:42:04 68.53, 18.54 69.02 0.74 42
5 03/19/2023 11:32:05 -68.51,-174.11 111.03 03/19/2023 11:32:35 -68.48,-174.15 111.05 2.88 30
6 03/19/2023 12:22:51 68.49, -6.78 68.94 03/19/2023 12:23:02 68.47, -6.78 68.93 1.64 11
7 03/19/2023 13:13:34 -68.45, 160.59 111.11 03/19/2023 13:13:32 -68.48, 160.60 111.09 2.66 2
8 03/19/2023 14:04:20 68.43, -32.08 68.86 03/19/2023 14:04:00 68.41, -32.09 68.84 2.78 20
9 03/19/2023 14:55:03 -68.40, 135.28 111.19 03/19/2023 14:54:30 -68.41, 135.29 111.18 1.52 33
10 03/19/2023 15:45:49 68.38, -57.39 68.78 03/19/2023 15:44:57 68.40, -57.34 68.80 2.87 52
11 03/19/2023 16:36:32 -68.35, 109.98 111.27 03/19/2023 16:35:28 -68.35, 109.97 111.26 0.48 64
12 03/19/2023 17:27:13 68.06, -82.35 68.42 03/19/2023 17:26:00 68.07, -83.00 68.45 27.14 73
13 03/19/2023 18:17:48 -67.60, 85.54 112.07 03/19/2023 18:16:39 -67.58, 83.79 112.04 74.44 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 3/10/2023
SNOs_Map_NPP_GCOM-C_20230310.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 03/10/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C