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: 2/9/2023
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 12:10:02 69.43, -4.88 79.97 02/21/2023 12:11:09 69.34, -2.69 79.81 86.34 67
2 02/21/2023 13:00:36 -68.91, 163.18 100.59 02/21/2023 13:01:48 -68.86, 164.03 100.67 34.61 72
3 02/21/2023 13:51:15 68.53, -29.01 79.01 02/21/2023 13:52:21 68.53, -29.02 79.00 0.46 66
4 02/21/2023 14:41:58 -68.54, 138.30 101.00 02/21/2023 14:42:50 -68.54, 138.37 101.01 2.85 52
5 02/21/2023 15:32:43 68.48, -54.32 78.93 02/21/2023 15:33:18 68.47, -54.33 78.92 1.37 35
6 02/21/2023 16:23:26 -68.44, 113.05 101.13 02/21/2023 16:23:49 -68.43, 112.99 101.15 3.13 23
7 02/21/2023 17:14:12 68.44, -79.63 78.86 02/21/2023 17:14:16 68.42, -79.64 78.84 2.44 4
8 02/21/2023 18:04:55 -68.39, 87.74 101.21 02/21/2023 18:04:46 -68.42, 87.75 101.17 3.52 9
9 02/21/2023 18:55:41 68.39,-104.95 78.78 02/21/2023 18:55:14 68.36,-104.95 78.76 3.52 27
10 02/21/2023 19:46:24 -68.35, 62.43 101.28 02/21/2023 19:45:44 -68.37, 62.44 101.25 2.46 40
11 02/21/2023 20:37:10 68.34,-130.26 78.71 02/21/2023 20:36:11 68.36,-130.19 78.73 3.11 59
12 02/21/2023 21:27:53 -68.30, 37.12 101.35 02/21/2023 21:26:42 -68.31, 37.13 101.33 1.42 71
13 02/21/2023 22:18:29 67.76,-154.89 78.08 02/21/2023 22:17:19 67.75,-156.17 78.12 54.00 70
14 02/21/2023 23:09:04 -67.28, 13.00 102.43 02/21/2023 23:07:57 -67.33, 10.70 102.30 98.79 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/9/2023
SNOs_Map_NPP_GCOM-C_20230209.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/09/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C