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: 2/10/2023
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 02/21/2023 12:10:00 69.39, -4.81 79.93 02/21/2023 12:11:08 69.32, -2.71 79.79 82.61 68
2 02/21/2023 13:00:35 -68.92, 163.17 100.58 02/21/2023 13:01:47 -68.84, 164.01 100.69 34.68 72
3 02/21/2023 13:51:14 68.54, -29.02 79.02 02/21/2023 13:52:19 68.56, -28.97 79.03 3.35 65
4 02/21/2023 14:41:57 -68.50, 138.36 101.05 02/21/2023 14:42:50 -68.52, 138.34 101.03 2.53 53
5 02/21/2023 15:32:43 68.49, -54.33 78.94 02/21/2023 15:33:17 68.51, -54.28 78.95 2.52 34
6 02/21/2023 16:23:26 -68.45, 113.04 101.12 02/21/2023 16:23:48 -68.46, 113.03 101.11 1.42 22
7 02/21/2023 17:14:12 68.45, -79.64 78.87 02/21/2023 17:14:15 68.45, -79.59 78.87 2.04 3
8 02/21/2023 18:04:55 -68.40, 87.73 101.20 02/21/2023 18:04:46 -68.40, 87.72 101.19 0.44 9
9 02/21/2023 18:55:41 68.40,-104.96 78.79 02/21/2023 18:55:13 68.39,-104.91 78.79 2.19 28
10 02/21/2023 19:46:24 -68.36, 62.42 101.27 02/21/2023 19:45:44 -68.35, 62.41 101.27 0.99 40
11 02/21/2023 20:37:10 68.35,-130.27 78.72 02/21/2023 20:36:11 68.33,-130.22 78.71 2.87 59
12 02/21/2023 21:27:53 -68.31, 37.10 101.34 02/21/2023 21:26:42 -68.29, 37.10 101.35 2.10 71
13 02/21/2023 22:18:29 67.77,-154.90 78.09 02/21/2023 22:17:18 67.79,-156.13 78.16 51.81 71
14 02/21/2023 23:09:04 -67.29, 12.99 102.42 02/21/2023 23:07:57 -67.31, 10.67 102.32 99.22 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/10/2023
SNOs_Map_NPP_GCOM-C_20230210.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/10/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C