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: 12/26/2024
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 01/06/2025 22:24:47 -70.20, 19.94 87.46 01/06/2025 22:25:54 -70.13, 22.22 87.58 86.49 67
2 01/06/2025 23:15:21 69.58,-171.82 91.90 01/06/2025 23:16:33 69.49,-171.34 91.79 21.31 72
3 01/07/2025 00:06:01 -69.35, -4.18 88.34 01/07/2025 00:07:06 -69.34, -4.17 88.37 1.72 65
4 01/07/2025 00:56:46 69.31, 163.19 91.61 01/07/2025 00:57:33 69.33, 163.21 91.63 2.32 47
5 01/07/2025 01:47:30 -69.30, -29.48 88.41 01/07/2025 01:48:04 -69.29, -29.47 88.42 1.23 34
6 01/07/2025 02:38:15 69.26, 137.89 91.55 01/07/2025 02:38:31 69.28, 137.90 91.57 2.74 16
7 01/07/2025 03:28:59 -69.25, -54.79 88.47 01/07/2025 03:29:02 -69.24, -54.78 88.48 0.76 3
8 01/07/2025 04:19:44 69.21, 112.58 91.49 01/07/2025 04:19:29 69.24, 112.60 91.52 3.18 15
9 01/07/2025 05:10:28 -69.20, -80.09 88.53 01/07/2025 05:10:00 -69.20, -80.08 88.53 0.40 28
10 01/07/2025 06:01:13 69.16, 87.28 91.43 01/07/2025 06:00:28 69.13, 87.22 91.41 3.31 45
11 01/07/2025 06:51:57 -69.15,-105.39 88.59 01/07/2025 06:50:58 -69.15,-105.38 88.59 0.48 59
12 01/07/2025 07:42:41 69.05, 62.05 91.31 01/07/2025 07:41:27 69.03, 61.85 91.30 8.41 74
13 01/07/2025 08:33:16 -68.56,-129.97 89.20 01/07/2025 08:32:06 -68.57,-131.40 89.16 58.11 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/26/2024
SNOs_Map_NPP_GCOM-C_20241226.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/26/2024 in txt file.

Historial Predications of SNOs between NPP and GCOM-C