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: 12/9/2021
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 -69.58,-178.84 87.08 12/20/2021 11:45:21 -69.53,-177.12 87.16 66.96 69
2 12/20/2021 12:34:46 68.93, -10.61 92.26 12/20/2021 12:35:59 68.93, -10.56 92.26 2.20 73
3 12/20/2021 13:25:29 -68.90, 156.75 87.78 12/20/2021 13:26:30 -68.89, 156.75 87.80 2.03 61
4 12/20/2021 14:16:15 68.89, -35.93 92.22 12/20/2021 14:16:57 68.88, -35.87 92.21 2.67 42
5 12/20/2021 15:06:58 -68.86, 131.43 87.82 12/20/2021 15:07:28 -68.83, 131.44 87.85 3.09 30
6 12/20/2021 15:57:44 68.85, -61.24 92.17 12/20/2021 15:57:55 68.83, -61.18 92.15 3.45 11
7 12/20/2021 16:48:26 -68.76, 106.19 87.92 12/20/2021 16:48:26 -68.78, 106.13 87.90 2.79 0
8 12/20/2021 17:39:12 68.75, -86.49 92.08 12/20/2021 17:38:53 68.78, -86.48 92.10 2.85 19
9 12/20/2021 18:29:55 -68.72, 80.87 87.96 12/20/2021 18:29:24 -68.73, 80.83 87.95 1.93 31
10 12/20/2021 19:20:41 68.71,-111.80 92.03 12/20/2021 19:19:51 68.72,-111.79 92.05 1.86 50
11 12/20/2021 20:11:24 -68.68, 55.55 88.00 12/20/2021 20:10:22 -68.67, 55.52 88.00 1.39 62
12 12/20/2021 21:02:06 68.45,-136.84 91.77 12/20/2021 21:00:53 68.45,-137.38 91.78 22.24 73
13 12/20/2021 21:52:41 -67.99, 31.07 88.70 12/20/2021 21:51:31 -68.03, 29.45 88.64 67.27 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/9/2021
SNOs_Map_NPP_GCOM-C_20211210.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/09/2021 in txt file.

Historial Predications of SNOs between NPP and GCOM-C