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: 7/30/2023
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, 48.52 126.81 08/08/2023 20:38:26 -69.26, 50.21 126.87 66.37 69
2 08/08/2023 21:27:52 68.68,-143.35 52.58 08/08/2023 21:29:04 68.66,-143.21 52.55 6.10 72
3 08/08/2023 22:18:34 -68.59, 24.08 127.50 08/08/2023 22:19:35 -68.61, 24.10 127.49 1.63 61
4 08/08/2023 23:09:20 68.58,-168.59 52.50 08/08/2023 23:10:03 68.55,-168.59 52.46 3.47 43
5 08/09/2023 00:00:03 -68.55, -1.23 127.53 08/09/2023 00:00:33 -68.55, -1.21 127.53 0.86 30
6 08/09/2023 00:50:49 68.53, 166.10 52.47 08/09/2023 00:51:00 68.55, 166.17 52.48 3.20 11
7 08/09/2023 01:41:32 -68.50, -26.54 127.56 08/09/2023 01:41:31 -68.49, -26.52 127.56 0.98 1
8 08/09/2023 02:32:17 68.43, 140.86 52.39 08/09/2023 02:31:59 68.43, 140.79 52.39 2.82 18
9 08/09/2023 03:23:01 -68.45, -51.86 127.59 08/09/2023 03:22:29 -68.44, -51.83 127.60 1.84 32
10 08/09/2023 04:13:46 68.38, 115.54 52.36 08/09/2023 04:12:57 68.38, 115.48 52.36 2.75 49
11 08/09/2023 05:04:30 -68.41, -77.17 127.61 08/09/2023 05:03:27 -68.38, -77.14 127.63 2.83 63
12 08/09/2023 05:55:11 68.12, 90.50 52.11 08/09/2023 05:53:58 68.16, 89.96 52.16 22.81 73
13 08/09/2023 06:45:46 -67.66,-101.61 128.36 08/09/2023 06:44:37 -67.67,-103.25 128.30 69.58 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 7/30/2023
SNOs_Map_NPP_GCOM-C_20230730.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 07/30/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C