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: 6/23/2024
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 06/27/2024 06:38:22 69.66, 77.33 46.31 06/27/2024 06:39:31 69.58, 79.08 46.18 68.21 69
2 06/27/2024 07:28:57 -69.20,-114.69 134.17 06/27/2024 07:30:09 -69.14,-114.15 134.24 22.35 72
3 06/27/2024 08:19:38 68.91, 53.01 45.54 06/27/2024 08:20:40 68.93, 52.94 45.55 3.27 62
4 06/27/2024 09:10:22 -68.93,-139.70 134.44 06/27/2024 09:11:10 -68.92,-139.69 134.46 1.24 48
5 06/27/2024 10:01:08 68.91, 27.64 45.54 06/27/2024 10:01:37 68.92, 27.70 45.55 2.60 29
6 06/27/2024 10:51:51 -68.88,-165.00 134.49 06/27/2024 10:52:08 -68.86,-165.00 134.51 1.75 17
7 06/27/2024 11:42:37 68.86, 2.34 45.49 06/27/2024 11:42:35 68.86, 2.38 45.49 1.79 2
8 06/27/2024 12:33:20 -68.83, 169.70 134.55 06/27/2024 12:33:06 -68.80, 169.68 134.57 2.48 14
9 06/27/2024 13:24:06 68.80, -22.96 45.44 06/27/2024 13:23:33 68.80, -22.94 45.44 1.15 33
10 06/27/2024 14:14:49 -68.77, 144.40 134.60 06/27/2024 14:14:04 -68.74, 144.37 134.62 3.26 45
11 06/27/2024 15:05:35 68.75, -48.27 45.38 06/27/2024 15:04:31 68.74, -48.25 45.38 1.04 64
12 06/27/2024 15:56:17 -68.66, 119.16 134.71 06/27/2024 15:55:02 -68.68, 119.05 134.68 5.15 75
13 06/27/2024 16:46:51 67.99, -72.67 44.61 06/27/2024 16:45:42 67.97, -74.46 44.64 74.89 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 6/23/2024
SNOs_Map_NPP_GCOM-C_20240623.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 06/23/2024 in txt file.

Historial Predications of SNOs between NPP and GCOM-C