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: 12/12/2021
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 12/20/2021 11:44:12 -69.56,-178.81 87.11 12/20/2021 11:45:22 -69.49,-177.18 87.19 63.97 70
2 12/20/2021 12:34:47 68.96, -10.66 92.29 12/20/2021 12:35:59 68.95, -10.54 92.28 4.92 72
3 12/20/2021 13:25:29 -68.88, 156.77 87.80 12/20/2021 13:26:30 -68.90, 156.77 87.78 2.17 61
4 12/20/2021 14:16:15 68.87, -35.90 92.19 12/20/2021 14:16:58 68.85, -35.92 92.17 2.43 43
5 12/20/2021 15:06:58 -68.84, 131.46 87.84 12/20/2021 15:07:28 -68.85, 131.46 87.83 1.17 30
6 12/20/2021 15:57:44 68.82, -61.21 92.15 12/20/2021 15:57:56 68.79, -61.22 92.12 3.35 12
7 12/20/2021 16:48:27 -68.79, 106.14 87.88 12/20/2021 16:48:26 -68.80, 106.16 87.88 0.49 1
8 12/20/2021 17:39:13 68.78, -86.53 92.11 12/20/2021 17:38:53 68.79, -86.46 92.12 3.17 20
9 12/20/2021 18:29:56 -68.75, 80.83 87.93 12/20/2021 18:29:24 -68.74, 80.85 87.94 1.17 32
10 12/20/2021 19:20:41 68.68,-111.77 92.01 12/20/2021 19:19:52 68.69,-111.84 92.01 2.82 49
11 12/20/2021 20:11:25 -68.71, 55.51 87.97 12/20/2021 20:10:22 -68.69, 55.54 87.99 2.19 63
12 12/20/2021 21:02:06 68.42,-136.81 91.75 12/20/2021 21:00:53 68.47,-137.36 91.80 23.24 73
13 12/20/2021 21:52:41 -67.97, 31.09 88.72 12/20/2021 21:51:32 -67.99, 29.41 88.68 70.41 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/12/2021
SNOs_Map_NPP_GCOM-C_20211212.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/12/2021 in txt file.

Historial Predications of SNOs between NPP and GCOM-C