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: 4/3/2023
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 -69.18, -76.71 120.23 04/14/2023 05:00:34 -69.12, -75.38 120.31 53.29 71
2 04/14/2023 05:49:59 68.63, 91.34 59.20 04/14/2023 05:51:10 68.62, 91.35 59.19 1.36 71
3 04/14/2023 06:40:42 -68.60,-101.29 120.85 04/14/2023 06:41:41 -68.58,-101.34 120.88 3.31 59
4 04/14/2023 07:31:28 68.58, 66.04 59.12 04/14/2023 07:32:08 68.56, 66.03 59.10 2.17 40
5 04/14/2023 08:22:11 -68.55,-126.60 120.93 04/14/2023 08:22:38 -68.57,-126.58 120.91 2.62 27
6 04/14/2023 09:12:57 68.53, 40.73 59.05 04/14/2023 09:13:06 68.51, 40.72 59.02 3.00 9
7 04/14/2023 10:03:40 -68.50,-151.91 121.00 04/14/2023 10:03:36 -68.51,-151.89 120.99 1.83 4
8 04/14/2023 10:54:26 68.48, 15.42 58.97 04/14/2023 10:54:03 68.50, 15.48 58.99 3.31 23
9 04/14/2023 11:45:09 -68.45,-177.22 121.08 04/14/2023 11:44:34 -68.46,-177.20 121.07 1.06 35
10 04/14/2023 12:35:55 68.43, -9.89 58.90 04/14/2023 12:35:01 68.45, -9.83 58.91 2.73 54
11 04/14/2023 13:26:38 -68.40, 157.47 121.16 04/14/2023 13:25:32 -68.40, 157.49 121.15 0.47 66
12 04/14/2023 14:17:17 68.01, -34.71 58.44 04/14/2023 14:16:05 68.06, -35.55 58.50 35.42 72
13 04/14/2023 15:07:53 -67.60, 133.11 121.99 04/14/2023 15:06:44 -67.58, 131.24 121.99 79.22 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/3/2023
SNOs_Map_NPP_GCOM-C_20230403.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/03/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C