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: 7/19/2022
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 -69.32, -91.19 129.47 07/29/2022 05:55:44 -69.24, -89.27 129.60 76.32 68
2 07/29/2022 06:45:10 68.67, 77.01 49.87 07/29/2022 06:46:22 68.64, 77.31 49.82 12.64 72
3 07/29/2022 07:35:51 -68.53,-115.48 130.28 07/29/2022 07:36:54 -68.54,-115.44 130.27 1.96 63
4 07/29/2022 08:26:36 68.46, 51.92 49.67 07/29/2022 08:27:22 68.48, 51.86 49.68 2.99 46
5 07/29/2022 09:17:20 -68.48,-140.78 130.31 07/29/2022 09:17:52 -68.48,-140.75 130.31 1.58 32
6 07/29/2022 10:08:05 68.41, 26.61 49.63 07/29/2022 10:08:20 68.42, 26.55 49.64 2.75 15
7 07/29/2022 10:58:49 -68.42,-166.09 130.35 07/29/2022 10:58:50 -68.43,-166.06 130.34 1.29 1
8 07/29/2022 11:49:34 68.36, 1.30 49.59 07/29/2022 11:49:18 68.36, 1.24 49.61 2.58 16
9 07/29/2022 12:40:18 -68.37, 168.60 130.38 07/29/2022 12:39:48 -68.37, 168.63 130.38 1.19 30
10 07/29/2022 13:31:03 68.31, -24.01 49.56 07/29/2022 13:30:16 68.31, -24.06 49.57 2.47 47
11 07/29/2022 14:21:47 -68.32, 143.29 130.42 07/29/2022 14:20:46 -68.32, 143.32 130.42 1.29 61
12 07/29/2022 15:12:30 68.15, -49.18 49.41 07/29/2022 15:11:16 68.14, -49.51 49.42 13.81 74
13 07/29/2022 16:03:05 -67.68, 118.72 131.06 07/29/2022 16:01:55 -67.67, 117.28 131.03 61.12 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/19/2022
SNOs_Map_NPP_GCOM-C_20220719.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/19/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C