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: 1/22/2023
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 69.39, -27.08 88.05 01/26/2023 13:39:53 69.32, -24.91 87.92 85.37 67
2 01/26/2023 14:29:20 -68.87, 140.97 92.50 01/26/2023 14:30:32 -68.83, 141.80 92.57 33.75 72
3 01/26/2023 15:19:59 68.48, -51.21 87.10 01/26/2023 15:21:05 68.50, -51.24 87.11 2.67 66
4 01/26/2023 16:10:43 -68.50, 116.09 92.90 01/26/2023 16:11:35 -68.50, 116.13 92.91 1.77 52
5 01/26/2023 17:01:28 68.43, -76.52 87.03 01/26/2023 17:02:03 68.44, -76.56 87.03 1.92 35
6 01/26/2023 17:52:12 -68.45, 90.78 92.97 01/26/2023 17:52:33 -68.44, 90.81 92.98 1.82 21
7 01/26/2023 18:42:57 68.38,-101.83 86.96 01/26/2023 18:43:01 68.38,-101.87 86.95 1.96 4
8 01/26/2023 19:33:41 -68.40, 65.47 93.04 01/26/2023 19:33:31 -68.38, 65.50 93.06 2.67 10
9 01/26/2023 20:24:26 68.33,-127.14 86.89 01/26/2023 20:23:59 68.32,-127.19 86.88 2.74 27
10 01/26/2023 21:15:09 -68.29, 40.23 93.17 01/26/2023 21:14:29 -68.31, 40.18 93.14 2.94 40
11 01/26/2023 22:05:55 68.28,-152.45 86.82 01/26/2023 22:04:56 68.31,-152.44 86.85 3.08 59
12 01/26/2023 22:56:38 -68.24, 14.92 93.23 01/26/2023 22:55:27 -68.25, 14.87 93.22 2.27 71
13 01/26/2023 23:47:14 67.69,-177.08 86.19 01/26/2023 23:46:04 67.70,-178.42 86.25 56.64 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/22/2023
SNOs_Map_NPP_GCOM-C_20230122.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/22/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C