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: 1/23/2023
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 13:38:47 69.39, -27.08 88.06 01/26/2023 13:39:54 69.31, -24.92 87.92 85.32 67
2 01/26/2023 14:29:21 -68.87, 140.96 92.50 01/26/2023 14:30:33 -68.82, 141.79 92.58 33.77 72
3 01/26/2023 15:20:00 68.48, -51.21 87.10 01/26/2023 15:21:06 68.50, -51.25 87.10 1.93 66
4 01/26/2023 16:10:44 -68.50, 116.08 92.90 01/26/2023 16:11:36 -68.49, 116.12 92.92 1.95 52
5 01/26/2023 17:01:29 68.43, -76.52 87.03 01/26/2023 17:02:04 68.43, -76.57 87.03 1.81 35
6 01/26/2023 17:52:13 -68.45, 90.77 92.97 01/26/2023 17:52:34 -68.43, 90.80 92.99 2.78 21
7 01/26/2023 18:42:58 68.38,-101.83 86.96 01/26/2023 18:43:02 68.37,-101.88 86.95 2.53 4
8 01/26/2023 19:33:40 -68.35, 65.53 93.09 01/26/2023 19:33:31 -68.37, 65.49 93.07 2.85 9
9 01/26/2023 20:24:26 68.33,-127.14 86.89 01/26/2023 20:23:58 68.36,-127.13 86.92 3.33 28
10 01/26/2023 21:15:09 -68.30, 40.22 93.16 01/26/2023 21:14:29 -68.31, 40.17 93.15 2.24 40
11 01/26/2023 22:05:55 68.28,-152.45 86.82 01/26/2023 22:04:56 68.30,-152.45 86.84 1.98 59
12 01/26/2023 22:56:38 -68.25, 14.91 93.23 01/26/2023 22:55:27 -68.25, 14.86 93.22 2.29 71
13 01/26/2023 23:47:14 67.70,-177.09 86.20 01/26/2023 23:46:04 67.70,-178.43 86.24 56.80 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/23/2023
SNOs_Map_NPP_GCOM-C_20230123.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/23/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C