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: 2/17/2023
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 12:10:01 69.40, -4.83 79.94 02/21/2023 12:11:08 69.36, -2.67 79.83 85.02 67
2 02/21/2023 13:00:36 -68.94, 163.14 100.56 02/21/2023 13:01:47 -68.87, 164.04 100.66 37.12 71
3 02/21/2023 13:51:15 68.55, -29.04 79.03 02/21/2023 13:52:20 68.55, -29.00 79.01 1.90 65
4 02/21/2023 14:41:58 -68.52, 138.33 101.02 02/21/2023 14:42:51 -68.49, 138.31 101.06 3.00 53
5 02/21/2023 15:32:44 68.51, -54.35 78.96 02/21/2023 15:33:18 68.49, -54.31 78.93 2.71 34
6 02/21/2023 16:23:27 -68.47, 113.01 101.10 02/21/2023 16:23:48 -68.49, 113.07 101.08 2.89 21
7 02/21/2023 17:14:11 68.41, -79.59 78.83 02/21/2023 17:14:15 68.43, -79.62 78.85 2.90 4
8 02/21/2023 18:04:55 -68.42, 87.70 101.17 02/21/2023 18:04:45 -68.43, 87.76 101.17 2.35 10
9 02/21/2023 18:55:40 68.36,-104.91 78.75 02/21/2023 18:55:13 68.37,-104.93 78.77 1.84 27
10 02/21/2023 19:46:24 -68.38, 62.39 101.25 02/21/2023 19:45:43 -68.37, 62.45 101.25 2.35 41
11 02/21/2023 20:37:09 68.31,-130.22 78.68 02/21/2023 20:36:11 68.32,-130.24 78.69 1.02 58
12 02/21/2023 21:27:53 -68.33, 37.08 101.32 02/21/2023 21:26:41 -68.32, 37.14 101.33 2.88 72
13 02/21/2023 22:18:29 67.78,-154.92 78.10 02/21/2023 22:17:18 67.77,-156.16 78.14 52.07 71
14 02/21/2023 23:09:04 -67.32, 12.96 102.39 02/21/2023 23:07:57 -67.28, 10.64 102.35 99.50 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/17/2023
SNOs_Map_NPP_GCOM-C_20230217.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/17/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C