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 -69.20, -76.74 120.22 04/14/2023 05:00:34 -69.17, -75.31 120.26 56.42 70
2 04/14/2023 05:50:00 68.64, 91.33 59.21 04/14/2023 05:51:11 68.63, 91.35 59.19 1.74 71
3 04/14/2023 06:40:43 -68.61,-101.31 120.84 04/14/2023 06:41:41 -68.63,-101.27 120.83 2.19 58
4 04/14/2023 07:31:29 68.59, 66.02 59.13 04/14/2023 07:32:09 68.57, 66.04 59.11 2.39 40
5 04/14/2023 08:22:12 -68.56,-126.62 120.91 04/14/2023 08:22:39 -68.57,-126.58 120.91 1.67 27
6 04/14/2023 09:12:58 68.54, 40.72 59.05 04/14/2023 09:13:07 68.51, 40.73 59.03 3.10 9
7 04/14/2023 10:03:41 -68.51,-151.93 120.99 04/14/2023 10:03:37 -68.51,-151.90 120.99 1.38 4
8 04/14/2023 10:54:26 68.44, 15.48 58.92 04/14/2023 10:54:05 68.46, 15.42 58.94 3.38 21
9 04/14/2023 11:45:10 -68.46,-177.24 121.07 04/14/2023 11:44:35 -68.46,-177.21 121.07 1.47 35
10 04/14/2023 12:35:55 68.39, -9.83 58.85 04/14/2023 12:35:03 68.40, -9.89 58.86 3.05 52
11 04/14/2023 13:26:39 -68.41, 157.45 121.14 04/14/2023 13:25:33 -68.40, 157.48 121.15 1.89 66
12 04/14/2023 14:17:18 68.01, -34.72 58.44 04/14/2023 14:16:06 68.07, -35.55 58.51 34.78 72
13 04/14/2023 15:07:54 -67.61, 133.09 121.98 04/14/2023 15:06:45 -67.58, 131.24 121.98 78.49 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/10/2023
SNOs_Map_NPP_GCOM-C_20230410.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