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: 4/8/2023
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 -69.22, -76.77 120.19 04/14/2023 05:00:34 -69.13, -75.36 120.29 56.75 70
2 04/14/2023 05:49:59 68.61, 91.37 59.18 04/14/2023 05:51:10 68.64, 91.37 59.21 3.30 71
3 04/14/2023 06:40:42 -68.59,-101.28 120.86 04/14/2023 06:41:41 -68.59,-101.32 120.86 1.89 59
4 04/14/2023 07:31:28 68.56, 66.06 59.11 04/14/2023 07:32:08 68.59, 66.06 59.13 2.54 40
5 04/14/2023 08:22:11 -68.54,-126.58 120.94 04/14/2023 08:22:39 -68.54,-126.63 120.94 1.83 28
6 04/14/2023 09:12:57 68.51, 40.75 59.03 04/14/2023 09:13:06 68.53, 40.75 59.04 1.78 9
7 04/14/2023 10:03:40 -68.49,-151.89 121.02 04/14/2023 10:03:37 -68.48,-151.94 121.02 2.04 3
8 04/14/2023 10:54:26 68.46, 15.44 58.95 04/14/2023 10:54:04 68.47, 15.44 58.96 1.05 22
9 04/14/2023 11:45:09 -68.44,-177.20 121.09 04/14/2023 11:44:35 -68.42,-177.25 121.10 2.45 34
10 04/14/2023 12:35:55 68.41, -9.86 58.88 04/14/2023 12:35:02 68.42, -9.87 58.88 0.43 53
11 04/14/2023 13:26:38 -68.38, 157.49 121.17 04/14/2023 13:25:33 -68.37, 157.44 121.19 2.97 65
12 04/14/2023 14:17:18 68.04, -34.76 58.47 04/14/2023 14:16:06 68.03, -35.59 58.47 34.68 72
13 04/14/2023 15:07:53 -67.58, 133.13 122.00 04/14/2023 15:06:44 -67.60, 131.26 121.97 78.99 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/8/2023
SNOs_Map_NPP_GCOM-C_20230408.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/08/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C