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: 7/17/2022
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 07/29/2022 05:54:36 -69.33, -91.20 129.46 07/29/2022 05:55:44 -69.24, -89.26 129.60 76.83 68
2 07/29/2022 06:45:10 68.68, 77.00 49.88 07/29/2022 06:46:22 68.64, 77.32 49.83 13.36 72
3 07/29/2022 07:35:51 -68.53,-115.48 130.27 07/29/2022 07:36:54 -68.54,-115.44 130.27 2.16 63
4 07/29/2022 08:26:36 68.47, 51.91 49.68 07/29/2022 08:27:22 68.48, 51.86 49.68 2.11 46
5 07/29/2022 09:17:20 -68.48,-140.79 130.31 07/29/2022 09:17:52 -68.49,-140.75 130.30 1.87 32
6 07/29/2022 10:08:05 68.42, 26.60 49.64 07/29/2022 10:08:20 68.42, 26.56 49.64 1.94 15
7 07/29/2022 10:58:49 -68.43,-166.10 130.34 07/29/2022 10:58:50 -68.43,-166.06 130.34 1.71 1
8 07/29/2022 11:49:34 68.37, 1.29 49.60 07/29/2022 11:49:18 68.37, 1.25 49.61 1.88 16
9 07/29/2022 12:40:18 -68.38, 168.59 130.38 07/29/2022 12:39:48 -68.38, 168.63 130.38 1.73 30
10 07/29/2022 13:31:03 68.31, -24.02 49.57 07/29/2022 13:30:16 68.31, -24.06 49.57 1.94 47
11 07/29/2022 14:21:47 -68.33, 143.28 130.41 07/29/2022 14:20:46 -68.32, 143.32 130.42 1.91 61
12 07/29/2022 15:12:29 68.10, -49.12 49.37 07/29/2022 15:11:16 68.15, -49.51 49.43 16.85 73
13 07/29/2022 16:03:05 -67.69, 118.71 131.06 07/29/2022 16:01:55 -67.67, 117.28 131.03 60.62 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/17/2022
SNOs_Map_NPP_GCOM-C_20220717.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/17/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C