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: 2/21/2022
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 02/23/2022 13:05:41 -69.47, 160.85 100.81 02/23/2022 13:06:50 -69.41, 162.66 100.94 71.03 69
2 02/23/2022 13:56:16 68.88, -31.01 78.55 02/23/2022 13:57:28 68.83, -30.76 78.49 11.28 72
3 02/23/2022 14:46:57 -68.73, 136.50 101.61 02/23/2022 14:48:00 -68.72, 136.47 101.64 2.10 63
4 02/23/2022 15:37:43 68.72, -56.17 78.36 02/23/2022 15:38:27 68.72, -56.14 78.36 1.26 44
5 02/23/2022 16:28:26 -68.69, 111.19 101.69 02/23/2022 16:28:58 -68.67, 111.17 101.71 2.26 32
6 02/23/2022 17:19:12 68.67, -81.48 78.29 02/23/2022 17:19:25 68.67, -81.45 78.28 1.41 13
7 02/23/2022 18:09:55 -68.64, 85.88 101.77 02/23/2022 18:09:56 -68.62, 85.86 101.79 2.44 1
8 02/23/2022 19:00:41 68.62,-106.79 78.21 02/23/2022 19:00:23 68.62,-106.75 78.21 1.64 18
9 02/23/2022 19:51:24 -68.59, 60.57 101.84 02/23/2022 19:50:54 -68.56, 60.56 101.86 2.66 30
10 02/23/2022 20:42:10 68.57,-132.10 78.13 02/23/2022 20:41:21 68.57,-132.06 78.13 1.92 49
11 02/23/2022 21:32:53 -68.54, 35.26 101.92 02/23/2022 21:31:52 -68.51, 35.25 101.94 2.89 61
12 02/23/2022 22:23:35 68.31,-157.13 77.83 02/23/2022 22:22:22 68.35,-157.57 77.90 18.74 73
13 02/23/2022 23:14:11 -67.90, 10.71 102.61 02/23/2022 23:13:01 -67.87, 9.20 102.58 63.26 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/21/2022
SNOs_Map_NPP_GCOM-C_20220221.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/21/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C