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: 12/30/2024
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 01/07/2025 00:56:54 69.75, 162.56 92.06 01/07/2025 00:58:05 69.65, 163.63 91.94 42.59 71
2 01/07/2025 01:47:30 -69.32, -29.50 88.39 01/07/2025 01:48:42 -69.30, -29.50 88.42 2.06 72
3 01/07/2025 02:38:15 69.27, 137.87 91.56 01/07/2025 02:39:09 69.29, 137.88 91.58 2.81 54
4 01/07/2025 03:28:59 -69.26, -54.81 88.45 01/07/2025 03:29:40 -69.26, -54.79 88.46 0.59 41
5 01/07/2025 04:19:44 69.22, 112.57 91.50 01/07/2025 04:20:08 69.21, 112.52 91.48 2.53 24
6 01/07/2025 05:10:28 -69.21, -80.11 88.52 01/07/2025 05:10:38 -69.23, -80.08 88.51 1.81 10
7 01/07/2025 06:01:13 69.17, 87.27 91.44 01/07/2025 06:01:06 69.17, 87.23 91.44 1.56 7
8 01/07/2025 06:51:57 -69.16,-105.41 88.58 01/07/2025 06:51:37 -69.14,-105.44 88.60 3.02 20
9 01/07/2025 07:42:42 69.12, 61.96 91.37 01/07/2025 07:42:04 69.13, 61.94 91.40 2.28 38
10 01/07/2025 08:33:26 -69.11,-130.71 88.64 01/07/2025 08:32:35 -69.10,-130.73 88.64 1.19 51
11 01/07/2025 09:24:12 69.12, 36.59 91.37 01/07/2025 09:23:02 69.10, 36.65 91.35 3.35 70
12 01/07/2025 10:14:50 -68.79,-155.65 88.98 01/07/2025 10:13:38 -68.80,-156.38 88.95 29.27 72
13 01/07/2025 11:05:24 68.15, 12.50 90.37 01/07/2025 11:04:17 68.14, 10.16 90.42 96.56 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/30/2024
SNOs_Map_NPP_GCOM-C_20241230.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/30/2024 in txt file.

Historial Predications of SNOs between NPP and GCOM-C