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: 4/7/2023
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, -76.74 120.21 04/14/2023 05:00:34 -69.16, -75.32 120.27 56.26 70
2 04/14/2023 05:50:00 68.65, 91.32 59.21 04/14/2023 05:51:11 68.62, 91.34 59.18 3.37 71
3 04/14/2023 06:40:43 -68.62,-101.32 120.83 04/14/2023 06:41:41 -68.62,-101.28 120.83 1.49 58
4 04/14/2023 07:31:28 68.54, 66.09 59.08 04/14/2023 07:32:09 68.56, 66.03 59.10 3.19 41
5 04/14/2023 08:22:12 -68.57,-126.62 120.91 04/14/2023 08:22:39 -68.56,-126.59 120.91 1.28 27
6 04/14/2023 09:12:57 68.49, 40.78 59.01 04/14/2023 09:13:07 68.50, 40.71 59.02 2.96 10
7 04/14/2023 10:03:41 -68.52,-151.93 120.99 04/14/2023 10:03:37 -68.51,-151.90 121.00 1.48 4
8 04/14/2023 10:54:26 68.44, 15.47 58.93 04/14/2023 10:54:05 68.45, 15.40 58.93 2.88 21
9 04/14/2023 11:45:10 -68.47,-177.24 121.06 04/14/2023 11:44:35 -68.45,-177.22 121.08 1.97 35
10 04/14/2023 12:35:56 68.44, -9.91 58.91 04/14/2023 12:35:02 68.44, -9.84 58.91 2.78 54
11 04/14/2023 13:26:39 -68.42, 157.45 121.14 04/14/2023 13:25:33 -68.39, 157.47 121.16 2.58 66
12 04/14/2023 14:17:18 68.02, -34.73 58.45 04/14/2023 14:16:06 68.06, -35.56 58.50 34.75 72
13 04/14/2023 15:07:53 -67.56, 133.15 122.03 04/14/2023 15:06:45 -67.58, 131.23 121.99 81.60 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/7/2023
SNOs_Map_NPP_GCOM-C_20230407.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/07/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C