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: 1/20/2023
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 01/26/2023 13:38:46 69.35, -27.03 88.02 01/26/2023 13:39:54 69.30, -24.94 87.90 82.42 68
2 01/26/2023 14:29:21 -68.89, 140.94 92.48 01/26/2023 14:30:33 -68.81, 141.78 92.59 34.49 72
3 01/26/2023 15:20:00 68.50, -51.24 87.12 01/26/2023 15:21:06 68.48, -51.27 87.09 2.60 66
4 01/26/2023 16:10:43 -68.46, 116.13 92.94 01/26/2023 16:11:36 -68.48, 116.11 92.93 2.33 53
5 01/26/2023 17:01:29 68.45, -76.54 87.05 01/26/2023 17:02:03 68.47, -76.51 87.06 2.75 34
6 01/26/2023 17:52:12 -68.41, 90.82 93.01 01/26/2023 17:52:34 -68.42, 90.79 93.00 1.59 22
7 01/26/2023 18:42:58 68.40,-101.85 86.98 01/26/2023 18:43:01 68.41,-101.83 86.99 1.48 3
8 01/26/2023 19:33:41 -68.36, 65.52 93.08 01/26/2023 19:33:32 -68.36, 65.48 93.08 1.75 9
9 01/26/2023 20:24:27 68.35,-127.16 86.91 01/26/2023 20:23:59 68.35,-127.15 86.91 0.71 28
10 01/26/2023 21:15:10 -68.31, 40.21 93.15 01/26/2023 21:14:30 -68.30, 40.16 93.16 2.65 40
11 01/26/2023 22:05:56 68.30,-152.47 86.84 01/26/2023 22:04:57 68.29,-152.46 86.83 1.58 59
12 01/26/2023 22:56:39 -68.26, 14.90 93.22 01/26/2023 22:55:27 -68.29, 14.91 93.18 2.92 72
13 01/26/2023 23:47:15 67.71,-177.11 86.21 01/26/2023 23:46:04 67.74,-178.38 86.28 53.83 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/20/2023
SNOs_Map_NPP_GCOM-C_20230120.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/20/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C