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: 12/28/2024
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 00:56:55 69.78, 162.50 92.10 01/07/2025 00:58:05 69.72, 163.72 92.00 47.47 70
2 01/07/2025 01:47:30 -69.30, -29.48 88.41 01/07/2025 01:48:43 -69.31, -29.49 88.40 1.86 73
3 01/07/2025 02:38:15 69.25, 137.89 91.54 01/07/2025 02:39:11 69.26, 137.82 91.54 2.86 56
4 01/07/2025 03:28:59 -69.25, -54.78 88.47 01/07/2025 03:29:42 -69.23, -54.85 88.50 3.44 43
5 01/07/2025 04:19:44 69.20, 112.59 91.48 01/07/2025 04:20:09 69.22, 112.53 91.50 3.15 25
6 01/07/2025 05:10:28 -69.19, -80.08 88.54 01/07/2025 05:10:40 -69.19, -80.13 88.54 2.06 12
7 01/07/2025 06:01:14 69.20, 87.21 91.47 01/07/2025 06:01:07 69.19, 87.25 91.46 2.26 7
8 01/07/2025 06:51:57 -69.14,-105.38 88.60 01/07/2025 06:51:38 -69.16,-105.42 88.58 2.12 19
9 01/07/2025 07:42:43 69.15, 61.91 91.41 01/07/2025 07:42:05 69.15, 61.96 91.41 1.89 38
10 01/07/2025 08:33:27 -69.14,-130.76 88.61 01/07/2025 08:32:36 -69.12,-130.71 88.62 3.25 51
11 01/07/2025 09:24:12 69.10, 36.61 91.35 01/07/2025 09:23:03 69.12, 36.67 91.37 3.16 69
12 01/07/2025 10:14:51 -68.83,-155.70 88.94 01/07/2025 10:13:38 -68.87,-156.28 88.88 24.05 73
13 01/07/2025 11:05:25 68.19, 12.45 90.40 01/07/2025 11:04:18 68.16, 10.18 90.44 93.70 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/28/2024
SNOs_Map_NPP_GCOM-C_20241228.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/28/2024 in txt file.

Historial Predications of SNOs between NPP and GCOM-C