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: 2/17/2022
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 13:05:41 -69.49, 160.83 100.80 02/23/2022 13:06:50 -69.40, 162.65 100.95 71.36 69
2 02/23/2022 13:56:15 68.84, -30.95 78.51 02/23/2022 13:57:28 68.81, -30.78 78.47 7.66 73
3 02/23/2022 14:46:57 -68.75, 136.49 101.60 02/23/2022 14:47:59 -68.76, 136.53 101.59 2.43 62
4 02/23/2022 15:37:42 68.68, -56.12 78.33 02/23/2022 15:38:27 68.71, -56.16 78.34 3.00 45
5 02/23/2022 16:28:26 -68.70, 111.18 101.68 02/23/2022 16:28:57 -68.71, 111.22 101.67 2.34 31
6 02/23/2022 17:19:11 68.63, -81.43 78.25 02/23/2022 17:19:25 68.65, -81.46 78.27 2.66 14
7 02/23/2022 18:09:55 -68.65, 85.87 101.75 02/23/2022 18:09:55 -68.66, 85.92 101.75 2.30 0
8 02/23/2022 19:00:40 68.58,-106.74 78.17 02/23/2022 19:00:23 68.60,-106.77 78.19 2.31 17
9 02/23/2022 19:51:24 -68.60, 60.56 101.83 02/23/2022 19:50:53 -68.61, 60.61 101.82 2.34 31
10 02/23/2022 20:42:09 68.54,-132.05 78.09 02/23/2022 20:41:21 68.55,-132.07 78.12 1.95 48
11 02/23/2022 21:32:53 -68.55, 35.25 101.91 02/23/2022 21:31:51 -68.56, 35.31 101.90 2.44 62
12 02/23/2022 22:23:35 68.32,-157.15 77.85 02/23/2022 22:22:22 68.34,-157.59 77.88 18.08 73
13 02/23/2022 23:14:10 -67.86, 10.76 102.65 02/23/2022 23:13:00 -67.91, 9.25 102.54 63.39 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 2/17/2022
SNOs_Map_NPP_GCOM-C_20220217.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 02/17/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C