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: 12/17/2021
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 -69.60,-178.87 87.06 12/20/2021 11:45:21 -69.50,-177.16 87.18 67.32 69
2 12/20/2021 12:34:46 68.95, -10.63 92.27 12/20/2021 12:35:59 68.92, -10.59 92.24 3.75 73
3 12/20/2021 13:25:29 -68.92, 156.72 87.76 12/20/2021 13:26:29 -68.91, 156.79 87.77 2.94 60
4 12/20/2021 14:16:14 68.85, -35.87 92.17 12/20/2021 14:16:57 68.86, -35.89 92.19 1.83 43
5 12/20/2021 15:06:57 -68.83, 131.48 87.85 12/20/2021 15:07:28 -68.81, 131.41 87.87 3.44 31
6 12/20/2021 15:57:43 68.80, -61.19 92.13 12/20/2021 15:57:55 68.81, -61.20 92.14 0.81 12
7 12/20/2021 16:48:26 -68.78, 106.16 87.90 12/20/2021 16:48:25 -68.81, 106.17 87.87 2.92 1
8 12/20/2021 17:39:12 68.76, -86.50 92.09 12/20/2021 17:38:53 68.76, -86.51 92.08 0.51 19
9 12/20/2021 18:29:55 -68.74, 80.84 87.94 12/20/2021 18:29:23 -68.76, 80.86 87.92 2.03 32
10 12/20/2021 19:20:41 68.72,-111.82 92.04 12/20/2021 19:19:51 68.70,-111.82 92.03 1.50 50
11 12/20/2021 20:11:24 -68.70, 55.53 87.98 12/20/2021 20:10:21 -68.70, 55.56 87.98 1.43 63
12 12/20/2021 21:02:06 68.46,-136.85 91.78 12/20/2021 21:00:53 68.43,-137.41 91.76 22.81 73
13 12/20/2021 21:52:41 -68.01, 31.04 88.68 12/20/2021 21:51:31 -68.00, 29.42 88.67 67.49 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/17/2021
SNOs_Map_NPP_GCOM-C_20211217.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/17/2021 in txt file.

Historial Predications of SNOs between NPP and GCOM-C