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: 1/2/2023
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 01/13/2023 16:04:28 69.15, -63.22 90.53 01/13/2023 16:05:37 69.11, -61.61 90.46 63.61 69
2 01/13/2023 16:55:03 -68.68, 104.75 89.96 01/13/2023 16:56:16 -68.63, 105.12 90.03 15.93 73
3 01/13/2023 17:45:45 68.45, -87.65 89.81 01/13/2023 17:46:46 68.46, -87.72 89.80 2.77 61
4 01/13/2023 18:36:29 -68.47, 79.65 90.19 01/13/2023 18:37:16 -68.46, 79.66 90.20 0.56 47
5 01/13/2023 19:27:15 68.46,-113.03 89.80 01/13/2023 19:27:43 68.45,-112.96 89.79 2.77 28
6 01/13/2023 20:17:58 -68.41, 54.34 90.26 01/13/2023 20:18:14 -68.40, 54.35 90.27 1.13 16
7 01/13/2023 21:08:44 68.41,-138.34 89.73 01/13/2023 21:08:41 68.39,-138.27 89.72 2.82 3
8 01/13/2023 21:59:27 -68.36, 29.04 90.32 01/13/2023 21:59:12 -68.35, 29.04 90.34 1.91 15
9 01/13/2023 22:50:13 68.35,-163.64 89.67 01/13/2023 22:49:39 68.33,-163.59 89.65 3.14 34
10 01/13/2023 23:40:56 -68.31, 3.73 90.39 01/13/2023 23:40:10 -68.29, 3.73 90.41 2.72 46
11 01/14/2023 00:31:41 68.25, 171.12 89.55 01/14/2023 00:30:37 68.28, 171.10 89.58 3.11 64
12 01/14/2023 01:22:23 -68.15, -21.44 90.56 01/14/2023 01:21:09 -68.17, -21.65 90.53 9.05 74
13 01/14/2023 02:12:57 67.49, 146.68 88.76 01/14/2023 02:11:48 67.51, 144.92 88.82 74.76 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/2/2023
SNOs_Map_NPP_GCOM-C_20230102.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/02/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C