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: 3/25/2023
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 04/01/2023 06:34:21 69.02, 79.72 64.47 04/01/2023 06:35:32 68.99, 80.73 64.42 40.50 71
2 04/01/2023 07:24:57 -68.61,-112.42 115.97 04/01/2023 07:26:09 -68.62,-112.39 115.96 1.31 72
3 04/01/2023 08:15:43 68.59, 54.92 64.00 04/01/2023 08:16:37 68.56, 54.92 63.97 3.44 54
4 04/01/2023 09:06:26 -68.56,-137.72 116.05 04/01/2023 09:07:07 -68.56,-137.70 116.05 1.02 41
5 04/01/2023 09:57:12 68.54, 29.61 63.92 04/01/2023 09:57:34 68.56, 29.68 63.94 3.46 22
6 04/01/2023 10:47:55 -68.51,-163.03 116.13 04/01/2023 10:48:05 -68.51,-163.01 116.13 0.89 10
7 04/01/2023 11:38:41 68.49, 4.31 63.84 04/01/2023 11:38:32 68.50, 4.37 63.86 3.12 9
8 04/01/2023 12:29:24 -68.46, 171.66 116.21 04/01/2023 12:29:03 -68.45, 171.68 116.21 0.99 21
9 04/01/2023 13:20:10 68.44, -21.00 63.76 04/01/2023 13:19:30 68.45, -20.94 63.77 2.83 40
10 04/01/2023 14:10:53 -68.41, 146.36 116.29 04/01/2023 14:10:01 -68.40, 146.38 116.29 1.26 52
11 04/01/2023 15:01:39 68.38, -46.31 63.68 04/01/2023 15:00:28 68.39, -46.25 63.69 2.61 71
12 04/01/2023 15:52:17 -68.09, 121.39 116.64 04/01/2023 15:51:04 -68.07, 120.73 116.64 27.69 73
13 04/01/2023 16:42:50 67.36, -70.41 62.62 04/01/2023 16:41:43 67.41, -72.68 62.70 97.53 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 3/25/2023
SNOs_Map_NPP_GCOM-C_20230325.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 03/25/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C