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: 1/12/2023
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 01/13/2023 16:04:28 69.15, -63.22 90.54 01/13/2023 16:05:37 69.09, -61.65 90.44 62.82 69
2 01/13/2023 16:55:03 -68.69, 104.73 89.95 01/13/2023 16:56:16 -68.60, 105.08 90.05 17.32 73
3 01/13/2023 17:45:46 68.51, -87.73 89.86 01/13/2023 17:46:45 68.49, -87.68 89.84 2.95 59
4 01/13/2023 18:36:29 -68.48, 79.63 90.18 01/13/2023 18:37:15 -68.49, 79.69 90.18 2.59 46
5 01/13/2023 19:27:14 68.41,-112.96 89.74 01/13/2023 19:27:43 68.43,-112.99 89.77 3.12 29
6 01/13/2023 20:17:58 -68.43, 54.33 90.24 01/13/2023 20:18:13 -68.43, 54.38 90.25 2.19 15
7 01/13/2023 21:08:43 68.35,-138.27 89.68 01/13/2023 21:08:41 68.37,-138.31 89.70 2.46 2
8 01/13/2023 21:59:27 -68.38, 29.02 90.31 01/13/2023 21:59:11 -68.37, 29.07 90.32 2.12 16
9 01/13/2023 22:50:12 68.30,-163.58 89.61 01/13/2023 22:49:39 68.31,-163.62 89.63 1.97 33
10 01/13/2023 23:40:56 -68.32, 3.71 90.37 01/13/2023 23:40:09 -68.31, 3.75 90.39 2.42 47
11 01/14/2023 00:31:41 68.25, 171.11 89.55 01/14/2023 00:30:37 68.25, 171.07 89.56 1.81 64
12 01/14/2023 01:22:23 -68.17, -21.46 90.55 01/14/2023 01:21:09 -68.14, -21.69 90.56 10.00 74
13 01/14/2023 02:12:57 67.50, 146.68 88.77 01/14/2023 02:11:48 67.49, 144.89 88.80 75.83 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/12/2023
SNOs_Map_NPP_GCOM-C_20230112.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/12/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C