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: 4/4/2023
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 -69.19, -76.73 120.22 04/14/2023 05:00:34 -69.16, -75.32 120.27 55.57 70
2 04/14/2023 05:50:00 68.64, 91.33 59.21 04/14/2023 05:51:11 68.61, 91.33 59.17 3.44 71
3 04/14/2023 06:40:43 -68.61,-101.30 120.84 04/14/2023 06:41:41 -68.62,-101.28 120.84 1.35 58
4 04/14/2023 07:31:29 68.59, 66.03 59.13 04/14/2023 07:32:08 68.61, 66.09 59.15 3.11 39
5 04/14/2023 08:22:12 -68.56,-126.61 120.92 04/14/2023 08:22:39 -68.56,-126.60 120.92 0.69 27
6 04/14/2023 09:12:58 68.54, 40.72 59.06 04/14/2023 09:13:06 68.55, 40.78 59.06 2.57 8
7 04/14/2023 10:03:41 -68.51,-151.92 121.00 04/14/2023 10:03:37 -68.50,-151.91 121.00 0.66 4
8 04/14/2023 10:54:27 68.49, 15.41 58.98 04/14/2023 10:54:04 68.49, 15.47 58.98 2.24 23
9 04/14/2023 11:45:10 -68.46,-177.23 121.07 04/14/2023 11:44:35 -68.45,-177.22 121.08 1.31 35
10 04/14/2023 12:35:56 68.44, -9.90 58.90 04/14/2023 12:35:02 68.43, -9.85 58.90 2.22 54
11 04/14/2023 13:26:38 -68.41, 157.46 121.15 04/14/2023 13:25:32 -68.39, 157.47 121.16 2.07 66
12 04/14/2023 14:17:17 68.01, -34.72 58.45 04/14/2023 14:16:05 68.05, -35.57 58.49 35.34 72
13 04/14/2023 15:07:52 -67.55, 133.17 122.04 04/14/2023 15:06:44 -67.57, 131.23 122.00 82.28 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/4/2023
SNOs_Map_NPP_GCOM-C_20230404.jpg

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

Historial Predications of SNOs between NPP and GCOM-C