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: 12/17/2023
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 69.37, 53.99 92.52 12/29/2023 08:14:58 69.28, 55.72 92.40 68.85 69
2 12/29/2023 09:04:24 -68.90,-138.04 87.97 12/29/2023 09:05:36 -68.85,-137.48 88.03 22.79 72
3 12/29/2023 09:55:05 68.63, 29.63 91.76 12/29/2023 09:56:07 68.62, 29.61 91.75 1.40 62
4 12/29/2023 10:45:49 -68.64,-163.07 88.24 12/29/2023 10:46:37 -68.63,-163.01 88.25 2.58 48
5 12/29/2023 11:36:34 68.59, 4.31 91.71 12/29/2023 11:37:05 68.56, 4.29 91.68 3.12 31
6 12/29/2023 12:27:17 -68.54, 171.69 88.34 12/29/2023 12:27:35 -68.56, 171.67 88.32 2.60 18
7 12/29/2023 13:18:03 68.54, -21.00 91.66 12/29/2023 13:18:02 68.55, -20.96 91.67 2.17 1
8 12/29/2023 14:08:46 -68.50, 146.37 88.39 12/29/2023 14:08:33 -68.50, 146.35 88.38 0.92 13
9 12/29/2023 14:59:32 68.50, -46.32 91.62 12/29/2023 14:59:00 68.49, -46.27 91.61 2.08 32
10 12/29/2023 15:50:15 -68.46, 121.05 88.44 12/29/2023 15:49:31 -68.44, 121.04 88.45 1.55 44
11 12/29/2023 16:41:00 68.40, -71.57 91.51 12/29/2023 16:39:58 68.43, -71.59 91.54 3.29 62
12 12/29/2023 17:31:43 -68.36, 95.81 88.54 12/29/2023 17:30:29 -68.38, 95.72 88.51 4.33 74
13 12/29/2023 18:22:17 67.71, -96.07 90.81 12/29/2023 18:21:08 67.72, -97.71 90.84 69.18 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/17/2023
SNOs_Map_NPP_GCOM-C_20231217.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/17/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C