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: 12/13/2021
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 -69.57,-178.82 87.09 12/20/2021 11:45:21 -69.53,-177.11 87.15 66.52 69
2 12/20/2021 12:34:47 68.97, -10.67 92.30 12/20/2021 12:35:59 68.94, -10.55 92.27 5.78 72
3 12/20/2021 13:25:29 -68.89, 156.76 87.79 12/20/2021 13:26:30 -68.89, 156.76 87.79 0.11 61
4 12/20/2021 14:16:15 68.88, -35.91 92.20 12/20/2021 14:16:57 68.89, -35.86 92.21 2.71 42
5 12/20/2021 15:06:58 -68.85, 131.45 87.83 12/20/2021 15:07:28 -68.84, 131.45 87.84 1.06 30
6 12/20/2021 15:57:44 68.83, -61.22 92.16 12/20/2021 15:57:55 68.84, -61.16 92.16 2.50 11
7 12/20/2021 16:48:27 -68.81, 106.13 87.87 12/20/2021 16:48:26 -68.79, 106.14 87.89 2.12 1
8 12/20/2021 17:39:13 68.79, -86.54 92.11 12/20/2021 17:38:53 68.78, -86.47 92.11 2.75 20
9 12/20/2021 18:29:56 -68.76, 80.81 87.92 12/20/2021 18:29:24 -68.73, 80.84 87.94 3.18 32
10 12/20/2021 19:20:41 68.69,-111.78 92.02 12/20/2021 19:19:52 68.68,-111.85 92.00 3.09 49
11 12/20/2021 20:11:24 -68.66, 55.57 88.02 12/20/2021 20:10:22 -68.68, 55.53 88.00 2.50 62
12 12/20/2021 21:02:06 68.43,-136.82 91.76 12/20/2021 21:00:53 68.46,-137.37 91.79 22.83 73
13 12/20/2021 21:52:41 -67.98, 31.08 88.71 12/20/2021 21:51:32 -67.98, 29.39 88.69 70.32 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/13/2021
SNOs_Map_NPP_GCOM-C_20211213.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/13/2021 in txt file.

Historial Predications of SNOs between NPP and GCOM-C