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: 2/13/2025
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 02/15/2025 02:06:50 69.80, 145.06 82.46 02/15/2025 02:07:59 69.72, 146.68 82.31 62.85 69
2 02/15/2025 02:57:24 -69.28, -46.87 98.10 02/15/2025 02:58:37 -69.26, -46.60 98.14 10.96 73
3 02/15/2025 03:48:08 69.17, 120.60 81.77 02/15/2025 03:49:06 69.17, 120.67 81.77 2.78 58
4 02/15/2025 04:38:50 -69.13, -72.03 98.29 02/15/2025 04:39:35 -69.15, -71.99 98.28 2.61 45
5 02/15/2025 05:29:36 69.12, 95.29 81.70 02/15/2025 05:30:03 69.11, 95.34 81.68 2.40 27
6 02/15/2025 06:20:19 -69.08, -97.34 98.36 02/15/2025 06:20:33 -69.08, -97.31 98.36 1.14 14
7 02/15/2025 07:11:05 69.07, 69.98 81.63 02/15/2025 07:11:01 69.05, 70.02 81.60 3.18 4
8 02/15/2025 08:01:48 -69.03,-122.65 98.43 02/15/2025 08:01:31 -69.02,-122.63 98.44 1.36 17
9 02/15/2025 08:52:33 68.97, 44.74 81.50 02/15/2025 08:51:59 68.99, 44.70 81.52 2.26 34
10 02/15/2025 09:43:17 -68.99,-147.96 98.50 02/15/2025 09:42:29 -68.96,-147.95 98.52 2.91 48
11 02/15/2025 10:34:02 68.93, 19.43 81.42 02/15/2025 10:32:57 68.92, 19.38 81.43 2.03 65
12 02/15/2025 11:24:43 -68.78,-173.05 98.74 02/15/2025 11:23:29 -68.79,-173.42 98.71 14.76 74
13 02/15/2025 12:15:17 68.13, -4.89 80.57 02/15/2025 12:14:09 68.11, -6.92 80.63 84.34 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/13/2025
SNOs_Map_NPP_GCOM-C_20250213.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/13/2025 in txt file.

Historial Predications of SNOs between NPP and GCOM-C