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: 2/20/2022
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 02/23/2022 13:05:41 -69.48, 160.85 100.81 02/23/2022 13:06:50 -69.41, 162.65 100.94 70.98 69
2 02/23/2022 13:56:15 68.83, -30.94 78.50 02/23/2022 13:57:28 68.82, -30.77 78.48 6.84 73
3 02/23/2022 14:46:57 -68.74, 136.50 101.61 02/23/2022 14:48:00 -68.71, 136.47 101.64 2.81 63
4 02/23/2022 15:37:43 68.72, -56.17 78.37 02/23/2022 15:38:27 68.71, -56.15 78.35 1.46 44
5 02/23/2022 16:28:26 -68.69, 111.19 101.69 02/23/2022 16:28:58 -68.66, 111.16 101.72 3.01 32
6 02/23/2022 17:19:12 68.67, -81.48 78.29 02/23/2022 17:19:25 68.66, -81.45 78.28 1.77 13
7 02/23/2022 18:09:55 -68.64, 85.88 101.76 02/23/2022 18:09:56 -68.61, 85.85 101.79 3.22 1
8 02/23/2022 19:00:41 68.62,-106.79 78.21 02/23/2022 19:00:23 68.61,-106.76 78.20 2.10 18
9 02/23/2022 19:51:24 -68.59, 60.57 101.84 02/23/2022 19:50:53 -68.61, 60.62 101.82 3.31 31
10 02/23/2022 20:42:10 68.58,-132.10 78.14 02/23/2022 20:41:21 68.56,-132.06 78.13 2.46 49
11 02/23/2022 21:32:53 -68.54, 35.26 101.92 02/23/2022 21:31:51 -68.56, 35.32 101.89 3.21 62
12 02/23/2022 22:23:35 68.31,-157.13 77.84 02/23/2022 22:22:22 68.34,-157.58 77.89 18.65 73
13 02/23/2022 23:14:11 -67.90, 10.70 102.61 02/23/2022 23:13:00 -67.92, 9.26 102.53 60.48 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/20/2022
SNOs_Map_NPP_GCOM-C_20220220.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/20/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C