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: 1/8/2023
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 69.14, -63.20 90.52 01/13/2023 16:05:37 69.11, -61.62 90.45 62.61 69
2 01/13/2023 16:55:03 -68.67, 104.75 89.97 01/13/2023 16:56:16 -68.62, 105.10 90.04 15.30 73
3 01/13/2023 17:45:46 68.50, -87.71 89.85 01/13/2023 17:46:45 68.51, -87.66 89.85 2.29 59
4 01/13/2023 18:36:29 -68.46, 79.66 90.20 01/13/2023 18:37:16 -68.45, 79.65 90.21 0.95 47
5 01/13/2023 19:27:15 68.44,-113.01 89.78 01/13/2023 19:27:43 68.45,-112.97 89.78 1.77 28
6 01/13/2023 20:17:58 -68.41, 54.35 90.26 01/13/2023 20:18:14 -68.39, 54.34 90.28 1.81 16
7 01/13/2023 21:08:44 68.39,-138.32 89.72 01/13/2023 21:08:41 68.39,-138.28 89.71 1.65 3
8 01/13/2023 21:59:27 -68.36, 29.04 90.33 01/13/2023 21:59:12 -68.33, 29.02 90.35 2.68 15
9 01/13/2023 22:50:13 68.34,-163.63 89.65 01/13/2023 22:49:39 68.33,-163.60 89.64 1.99 34
10 01/13/2023 23:40:56 -68.31, 3.74 90.39 01/13/2023 23:40:09 -68.33, 3.78 90.37 3.19 47
11 01/14/2023 00:31:42 68.29, 171.06 89.59 01/14/2023 00:30:37 68.27, 171.09 89.57 2.62 65
12 01/14/2023 01:22:23 -68.15, -21.43 90.57 01/14/2023 01:21:09 -68.16, -21.67 90.54 9.80 74
13 01/14/2023 02:12:57 67.48, 146.69 88.75 01/14/2023 02:11:48 67.50, 144.92 88.81 75.78 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/8/2023
SNOs_Map_NPP_GCOM-C_20230108.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/08/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C