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: 4/2/2023
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 04:59:23 -69.17, -76.70 120.24 04/14/2023 05:00:34 -69.11, -75.39 120.32 52.43 71
2 04/14/2023 05:49:59 68.63, 91.36 59.19 04/14/2023 05:51:10 68.61, 91.34 59.18 1.36 71
3 04/14/2023 06:40:42 -68.59,-101.28 120.86 04/14/2023 06:41:41 -68.57,-101.35 120.88 3.55 59
4 04/14/2023 07:31:28 68.57, 66.05 59.12 04/14/2023 07:32:08 68.56, 66.03 59.10 2.19 40
5 04/14/2023 08:22:11 -68.54,-126.59 120.94 04/14/2023 08:22:38 -68.57,-126.59 120.91 2.91 27
6 04/14/2023 09:12:57 68.52, 40.74 59.04 04/14/2023 09:13:06 68.50, 40.71 59.01 3.03 9
7 04/14/2023 10:03:40 -68.49,-151.89 121.01 04/14/2023 10:03:36 -68.51,-151.90 121.00 2.11 4
8 04/14/2023 10:54:26 68.47, 15.43 58.96 04/14/2023 10:54:03 68.50, 15.47 58.98 2.86 23
9 04/14/2023 11:45:09 -68.44,-177.20 121.09 04/14/2023 11:44:34 -68.45,-177.21 121.08 1.31 35
10 04/14/2023 12:35:55 68.42, -9.88 58.89 04/14/2023 12:35:01 68.44, -9.84 58.90 2.14 54
11 04/14/2023 13:26:38 -68.39, 157.49 121.17 04/14/2023 13:25:32 -68.39, 157.48 121.16 0.60 66
12 04/14/2023 14:17:17 68.00, -34.70 58.43 04/14/2023 14:16:05 68.05, -35.56 58.50 36.26 72
13 04/14/2023 15:07:53 -67.59, 133.12 122.00 04/14/2023 15:06:44 -67.58, 131.24 121.99 80.06 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/2/2023
SNOs_Map_NPP_GCOM-C_20230402.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/02/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C