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: 4/18/2022
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 04/29/2022 11:04:57 -69.48,-169.01 125.16 04/29/2022 11:06:05 -69.40,-166.94 125.26 81.32 68
2 04/29/2022 11:55:31 68.83, -0.80 54.17 04/29/2022 11:56:44 68.75, -0.45 54.09 16.96 73
3 04/29/2022 12:46:11 -68.63, 166.78 126.04 04/29/2022 12:47:16 -68.64, 166.79 126.03 1.31 65
4 04/29/2022 13:36:57 68.62, -25.90 53.94 04/29/2022 13:37:43 68.64, -25.83 53.95 3.22 46
5 04/29/2022 14:27:40 -68.59, 141.47 126.11 04/29/2022 14:28:14 -68.59, 141.48 126.11 0.70 34
6 04/29/2022 15:18:25 68.52, -51.14 53.82 04/29/2022 15:18:42 68.53, -51.21 53.82 2.82 17
7 04/29/2022 16:09:09 -68.54, 116.15 126.18 04/29/2022 16:09:12 -68.53, 116.17 126.19 1.39 3
8 04/29/2022 16:59:54 68.48, -76.45 53.75 04/29/2022 16:59:40 68.47, -76.52 53.74 2.76 14
9 04/29/2022 17:50:38 -68.50, 90.84 126.24 04/29/2022 17:50:10 -68.47, 90.86 126.26 2.46 28
10 04/29/2022 18:41:23 68.43,-101.77 53.68 04/29/2022 18:40:38 68.41,-101.83 53.67 3.15 45
11 04/29/2022 19:32:06 -68.40, 65.59 126.37 04/29/2022 19:31:08 -68.42, 65.55 126.34 3.04 58
12 04/29/2022 20:22:51 68.33,-127.01 53.56 04/29/2022 20:21:37 68.30,-127.21 53.53 8.58 74
13 04/29/2022 21:13:26 -67.87, 40.89 126.92 04/29/2022 21:12:15 -67.88, 39.64 126.90 52.60 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/18/2022
SNOs_Map_NPP_GCOM-C_20220418.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/18/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C