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: 12/18/2023
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 08:13:48 69.36, 54.01 92.51 12/29/2023 08:14:57 69.31, 55.77 92.44 69.40 69
2 12/29/2023 09:04:23 -68.89,-138.02 87.98 12/29/2023 09:05:36 -68.83,-137.51 88.05 21.42 73
3 12/29/2023 09:55:04 68.62, 29.65 91.75 12/29/2023 09:56:07 68.60, 29.58 91.73 3.19 63
4 12/29/2023 10:45:48 -68.63,-163.05 88.25 12/29/2023 10:46:37 -68.61,-163.04 88.27 2.58 49
5 12/29/2023 11:36:33 68.58, 4.33 91.70 12/29/2023 11:37:04 68.60, 4.33 91.72 2.29 31
6 12/29/2023 12:27:16 -68.53, 171.70 88.35 12/29/2023 12:27:35 -68.55, 171.64 88.34 2.84 19
7 12/29/2023 13:18:02 68.53, -20.99 91.65 12/29/2023 13:18:02 68.53, -20.98 91.66 0.36 0
8 12/29/2023 14:08:45 -68.49, 146.39 88.40 12/29/2023 14:08:33 -68.48, 146.33 88.40 2.45 12
9 12/29/2023 14:59:31 68.49, -46.30 91.60 12/29/2023 14:59:00 68.47, -46.30 91.59 1.71 31
10 12/29/2023 15:50:14 -68.45, 121.07 88.45 12/29/2023 15:49:31 -68.42, 121.01 88.47 3.39 43
11 12/29/2023 16:40:59 68.39, -71.55 91.50 12/29/2023 16:39:58 68.41, -71.61 91.53 3.44 61
12 12/29/2023 17:31:43 -68.40, 95.75 88.49 12/29/2023 17:30:28 -68.42, 95.77 88.48 1.68 75
13 12/29/2023 18:22:17 67.75, -96.12 90.85 12/29/2023 18:21:07 67.75, -97.67 90.87 65.10 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/18/2023
SNOs_Map_NPP_GCOM-C_20231218.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/18/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C