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: 12/19/2023
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 12/29/2023 08:13:49 69.38, 53.97 92.53 12/29/2023 08:14:57 69.33, 55.80 92.46 71.81 68
2 12/29/2023 09:04:24 -68.91,-138.06 87.95 12/29/2023 09:05:36 -68.85,-137.49 88.03 23.98 72
3 12/29/2023 09:55:05 68.64, 29.61 91.78 12/29/2023 09:56:07 68.62, 29.60 91.75 2.69 62
4 12/29/2023 10:45:48 -68.60,-163.01 88.27 12/29/2023 10:46:37 -68.62,-163.02 88.26 2.29 49
5 12/29/2023 11:36:34 68.60, 4.30 91.73 12/29/2023 11:37:04 68.61, 4.36 91.74 2.87 30
6 12/29/2023 12:27:17 -68.56, 171.67 88.32 12/29/2023 12:27:35 -68.56, 171.67 88.32 0.34 18
7 12/29/2023 13:18:03 68.56, -21.02 91.68 12/29/2023 13:18:02 68.55, -20.96 91.67 2.61 1
8 12/29/2023 14:08:46 -68.52, 146.35 88.37 12/29/2023 14:08:33 -68.50, 146.35 88.39 1.65 13
9 12/29/2023 14:59:31 68.46, -46.27 91.58 12/29/2023 14:59:00 68.49, -46.27 91.61 3.36 31
10 12/29/2023 15:50:15 -68.47, 121.03 88.42 12/29/2023 15:49:31 -68.44, 121.03 88.45 3.62 44
11 12/29/2023 16:41:00 68.42, -71.58 91.53 12/29/2023 16:39:58 68.43, -71.59 91.54 1.37 62
12 12/29/2023 17:31:43 -68.37, 95.79 88.52 12/29/2023 17:30:29 -68.38, 95.72 88.51 2.80 74
13 12/29/2023 18:22:17 67.73, -96.09 90.82 12/29/2023 18:21:08 67.71, -97.71 90.83 68.51 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/19/2023
SNOs_Map_NPP_GCOM-C_20231219.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/19/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C