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: 4/10/2023
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 04/14/2023 04:59:24 -69.21, -76.76 120.20 04/14/2023 05:00:34 -69.15, -75.34 120.28 56.59 70
2 04/14/2023 05:49:59 68.60, 91.39 59.17 04/14/2023 05:51:11 68.61, 91.33 59.17 2.51 72
3 04/14/2023 06:40:43 -68.63,-101.33 120.82 04/14/2023 06:41:41 -68.61,-101.30 120.84 2.62 58
4 04/14/2023 07:31:28 68.55, 66.08 59.09 04/14/2023 07:32:09 68.55, 66.02 59.09 2.52 41
5 04/14/2023 08:22:12 -68.58,-126.64 120.90 04/14/2023 08:22:39 -68.55,-126.61 120.93 3.18 27
6 04/14/2023 09:12:57 68.50, 40.77 59.01 04/14/2023 09:13:07 68.49, 40.70 59.01 2.73 10
7 04/14/2023 10:03:40 -68.47,-151.88 121.03 04/14/2023 10:03:37 -68.50,-151.92 121.01 2.86 3
8 04/14/2023 10:54:26 68.45, 15.46 58.94 04/14/2023 10:54:05 68.44, 15.39 58.93 3.09 21
9 04/14/2023 11:45:09 -68.42,-177.19 121.10 04/14/2023 11:44:35 -68.44,-177.23 121.09 2.37 34
10 04/14/2023 12:35:56 68.45, -9.92 58.92 04/14/2023 12:35:02 68.43, -9.85 58.90 3.48 54
11 04/14/2023 13:26:38 -68.37, 157.51 121.18 04/14/2023 13:25:33 -68.38, 157.46 121.17 2.02 65
12 04/14/2023 14:17:18 68.03, -34.74 58.46 04/14/2023 14:16:06 68.05, -35.57 58.49 34.50 72
13 04/14/2023 15:07:53 -67.57, 133.14 122.02 04/14/2023 15:06:44 -67.62, 131.28 121.95 78.83 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/10/2023
SNOs_Map_NPP_GCOM-C_20230411.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/10/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C