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: 1/19/2023
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, -27.02 88.02 01/26/2023 13:39:54 69.30, -24.93 87.91 82.30 68
2 01/26/2023 14:29:21 -68.88, 140.95 92.49 01/26/2023 14:30:33 -68.81, 141.78 92.58 34.20 72
3 01/26/2023 15:20:00 68.50, -51.23 87.11 01/26/2023 15:21:06 68.48, -51.26 87.09 2.08 66
4 01/26/2023 16:10:43 -68.46, 116.14 92.94 01/26/2023 16:11:36 -68.48, 116.11 92.92 3.15 53
5 01/26/2023 17:01:29 68.45, -76.54 87.04 01/26/2023 17:02:03 68.48, -76.51 87.07 3.34 34
6 01/26/2023 17:52:12 -68.41, 90.83 93.01 01/26/2023 17:52:34 -68.42, 90.79 93.00 2.18 22
7 01/26/2023 18:42:58 68.40,-101.85 86.97 01/26/2023 18:43:01 68.41,-101.83 86.99 2.00 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 1.77 9
9 01/26/2023 20:24:27 68.35,-127.16 86.90 01/26/2023 20:23:59 68.35,-127.14 86.91 0.77 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 2.24 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 0.97 59
12 01/26/2023 22:56:39 -68.26, 14.90 93.22 01/26/2023 22:55:28 -68.24, 14.85 93.23 3.22 71
13 01/26/2023 23:47:15 67.71,-177.10 86.21 01/26/2023 23:46:04 67.74,-178.38 86.28 53.93 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/19/2023
SNOs_Map_NPP_GCOM-C_20230119.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/19/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C