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: 10/3/2023
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 10/12/2023 15:12:47 -69.39, 129.34 103.26 10/12/2023 15:13:55 -69.34, 131.31 103.29 77.55 68
2 10/12/2023 16:03:21 68.75, -62.47 76.12 10/12/2023 16:04:34 68.68, -62.20 76.05 13.97 73
3 10/12/2023 16:54:02 -68.61, 105.04 104.02 10/12/2023 16:55:06 -68.58, 105.05 104.04 3.29 64
4 10/12/2023 17:44:47 68.55, -87.58 75.95 10/12/2023 17:45:33 68.56, -87.59 75.96 0.98 46
5 10/12/2023 18:35:29 -68.51, 79.79 104.08 10/12/2023 18:36:03 -68.51, 79.72 104.08 2.76 34
6 10/12/2023 19:26:15 68.51,-112.90 75.93 10/12/2023 19:26:30 68.50,-112.91 75.92 1.79 15
7 10/12/2023 20:16:58 -68.47, 54.47 104.10 10/12/2023 20:17:00 -68.50, 54.47 104.07 3.44 2
8 10/12/2023 21:07:44 68.47,-138.22 75.92 10/12/2023 21:07:27 68.48,-138.16 75.93 2.89 17
9 10/12/2023 21:58:27 -68.43, 29.15 104.11 10/12/2023 21:57:58 -68.44, 29.15 104.11 0.82 29
10 10/12/2023 22:49:13 68.43,-163.54 75.90 10/12/2023 22:48:25 68.42,-163.48 75.89 2.55 48
11 10/12/2023 23:39:56 -68.39, 3.83 104.13 10/12/2023 23:38:56 -68.37, 3.83 104.15 1.80 60
12 10/13/2023 00:30:39 68.22, 171.35 75.73 10/13/2023 00:29:25 68.24, 171.06 75.74 12.06 74
13 10/13/2023 01:21:14 -67.75, -20.75 104.72 10/13/2023 01:20:04 -67.76, -22.15 104.74 59.33 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 10/3/2023
SNOs_Map_NPP_GCOM-C_20231003.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 10/03/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C