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: 1/27/2025
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 02/02/2025 03:42:02 -69.87, -58.86 93.36 02/02/2025 03:43:11 -69.80, -57.09 93.49 68.16 69
2 02/02/2025 04:32:36 69.24, 109.36 85.98 02/02/2025 04:33:49 69.23, 109.47 85.95 4.60 73
3 02/02/2025 05:23:19 -69.18, -83.24 94.09 02/02/2025 05:24:20 -69.15, -83.25 94.13 3.23 61
4 02/02/2025 06:14:04 69.14, 84.13 85.85 02/02/2025 06:14:48 69.11, 84.08 85.82 3.37 44
5 02/02/2025 07:04:48 -69.13,-108.55 94.17 02/02/2025 07:05:17 -69.15,-108.50 94.16 2.60 29
6 02/02/2025 07:55:33 69.09, 58.82 85.78 02/02/2025 07:55:45 69.11, 58.83 85.80 2.05 12
7 02/02/2025 08:46:17 -69.09,-133.86 94.24 02/02/2025 08:46:15 -69.09,-133.82 94.24 1.74 2
8 02/02/2025 09:37:02 69.04, 33.51 85.71 02/02/2025 09:36:43 69.05, 33.52 85.72 0.72 19
9 02/02/2025 10:27:46 -69.04,-159.17 94.31 02/02/2025 10:27:13 -69.03,-159.13 94.31 1.69 33
10 02/02/2025 11:18:31 68.99, 8.21 85.64 02/02/2025 11:17:41 68.99, 8.20 85.64 0.64 50
11 02/02/2025 12:09:15 -68.99, 175.53 94.38 02/02/2025 12:08:11 -68.97, 175.55 94.39 2.50 64
12 02/02/2025 12:59:56 68.73, -16.81 85.35 02/02/2025 12:58:43 68.71, -17.41 85.36 24.17 73
13 02/02/2025 13:50:31 -68.25, 151.14 95.17 02/02/2025 13:49:22 -68.21, 149.32 95.13 75.31 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/27/2025
SNOs_Map_NPP_GCOM-C_20250127.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/27/2025 in txt file.

Historial Predications of SNOs between NPP and GCOM-C