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: 12/20/2023
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 69.39, 53.96 92.54 12/29/2023 08:14:57 69.32, 55.78 92.44 71.86 68
2 12/29/2023 09:04:23 -68.87,-138.00 88.00 12/29/2023 09:05:36 -68.83,-137.51 88.05 20.15 73
3 12/29/2023 09:55:05 68.65, 29.60 91.78 12/29/2023 09:56:06 68.66, 29.66 91.79 2.54 61
4 12/29/2023 10:45:48 -68.61,-163.03 88.26 12/29/2023 10:46:37 -68.61,-163.04 88.27 0.46 49
5 12/29/2023 11:36:34 68.61, 4.28 91.74 12/29/2023 11:37:04 68.60, 4.34 91.72 2.55 30
6 12/29/2023 12:27:17 -68.57, 171.66 88.31 12/29/2023 12:27:35 -68.55, 171.65 88.33 2.31 18
7 12/29/2023 13:18:02 68.51, -20.96 91.63 12/29/2023 13:18:02 68.54, -20.97 91.66 3.00 0
8 12/29/2023 14:08:46 -68.53, 146.34 88.36 12/29/2023 14:08:32 -68.54, 146.40 88.35 3.10 14
9 12/29/2023 14:59:31 68.47, -46.28 91.59 12/29/2023 14:59:00 68.48, -46.29 91.60 1.07 31
10 12/29/2023 15:50:15 -68.48, 121.02 88.41 12/29/2023 15:49:30 -68.48, 121.09 88.41 2.63 45
11 12/29/2023 16:41:00 68.43, -71.60 91.54 12/29/2023 16:39:58 68.42, -71.61 91.53 1.14 62
12 12/29/2023 17:31:43 -68.38, 95.77 88.51 12/29/2023 17:30:29 -68.36, 95.70 88.53 3.73 74
13 12/29/2023 18:22:17 67.73, -96.10 90.83 12/29/2023 18:21:07 67.76, -97.66 90.88 65.91 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/20/2023
SNOs_Map_NPP_GCOM-C_20231220.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/20/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C