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: 2/13/2022
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 02/23/2022 13:05:42 -69.50, 160.82 100.79 02/23/2022 13:06:50 -69.44, 162.70 100.91 73.78 68
2 02/23/2022 13:56:16 68.86, -30.98 78.53 02/23/2022 13:57:28 68.84, -30.73 78.50 9.90 72
3 02/23/2022 14:46:58 -68.76, 136.47 101.59 02/23/2022 14:48:00 -68.74, 136.51 101.61 2.15 62
4 02/23/2022 15:37:43 68.70, -56.14 78.34 02/23/2022 15:38:28 68.68, -56.18 78.32 2.33 45
5 02/23/2022 16:28:27 -68.71, 111.16 101.66 02/23/2022 16:28:58 -68.69, 111.20 101.69 2.48 31
6 02/23/2022 17:19:12 68.65, -81.45 78.27 02/23/2022 17:19:26 68.63, -81.49 78.25 2.48 14
7 02/23/2022 18:09:56 -68.66, 85.85 101.74 02/23/2022 18:09:56 -68.64, 85.90 101.76 2.82 0
8 02/23/2022 19:00:41 68.60,-106.76 78.19 02/23/2022 19:00:24 68.58,-106.79 78.17 2.66 17
9 02/23/2022 19:51:25 -68.61, 60.54 101.82 02/23/2022 19:50:54 -68.59, 60.59 101.84 3.18 31
10 02/23/2022 20:42:09 68.55,-132.07 78.11 02/23/2022 20:41:21 68.53,-132.10 78.10 2.87 48
11 02/23/2022 21:32:52 -68.51, 35.30 101.95 02/23/2022 21:31:51 -68.54, 35.29 101.91 3.24 61
12 02/23/2022 22:23:35 68.34,-157.17 77.87 02/23/2022 22:22:22 68.31,-157.61 77.86 18.42 73
13 02/23/2022 23:14:10 -67.87, 10.74 102.64 02/23/2022 23:13:00 -67.89, 9.23 102.56 63.32 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/13/2022
SNOs_Map_NPP_GCOM-C_20220213.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/13/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C