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: 8/4/2023
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 08/08/2023 20:37:17 -69.28, 48.53 126.81 08/08/2023 20:38:27 -69.22, 50.15 126.91 64.41 70
2 08/08/2023 21:27:52 68.67,-143.34 52.57 08/08/2023 21:29:05 68.63,-143.26 52.52 6.10 73
3 08/08/2023 22:18:34 -68.59, 24.09 127.50 08/08/2023 22:19:36 -68.57, 24.05 127.53 2.96 62
4 08/08/2023 23:09:19 68.57,-168.58 52.49 08/08/2023 23:10:02 68.57,-168.57 52.48 0.50 43
5 08/09/2023 00:00:02 -68.54, -1.22 127.53 08/09/2023 00:00:32 -68.57, -1.19 127.51 2.80 30
6 08/09/2023 00:50:48 68.52, 166.11 52.46 08/09/2023 00:51:00 68.51, 166.12 52.45 1.39 12
7 08/09/2023 01:41:31 -68.50, -26.54 127.56 08/09/2023 01:41:30 -68.51, -26.50 127.55 2.01 1
8 08/09/2023 02:32:17 68.48, 140.80 52.43 08/09/2023 02:31:58 68.45, 140.81 52.41 2.43 19
9 08/09/2023 03:23:00 -68.45, -51.85 127.59 08/09/2023 03:22:28 -68.45, -51.81 127.58 1.58 32
10 08/09/2023 04:13:45 68.37, 115.55 52.35 08/09/2023 04:12:56 68.40, 115.50 52.38 3.33 49
11 08/09/2023 05:04:29 -68.40, -77.16 127.62 08/09/2023 05:03:26 -68.40, -77.12 127.62 1.79 63
12 08/09/2023 05:55:10 68.11, 90.52 52.10 08/09/2023 05:53:58 68.12, 89.92 52.13 24.75 72
13 08/09/2023 06:45:46 -67.71,-101.67 128.30 08/09/2023 06:44:36 -67.69,-103.24 128.29 66.14 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/4/2023
SNOs_Map_NPP_GCOM-C_20230804.jpg

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

Historial Predications of SNOs between NPP and GCOM-C