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: 1/9/2022
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 01/15/2022 12:47:00 69.34, -14.25 90.37 01/15/2022 12:48:10 69.27, -13.04 90.25 48.42 70
2 01/15/2022 13:37:35 -68.88, 153.71 90.12 01/15/2022 13:38:47 -68.89, 153.82 90.12 4.59 72
3 01/15/2022 14:28:20 68.82, -38.90 89.81 01/15/2022 14:29:15 68.84, -38.87 89.82 2.21 55
4 01/15/2022 15:19:03 -68.79, 128.46 90.23 01/15/2022 15:19:46 -68.78, 128.44 90.24 1.09 43
5 01/15/2022 16:09:49 68.78, -64.22 89.76 01/15/2022 16:10:13 68.78, -64.18 89.76 1.76 24
6 01/15/2022 17:00:32 -68.74, 103.14 90.29 01/15/2022 17:00:44 -68.73, 103.13 90.31 1.88 12
7 01/15/2022 17:51:18 68.74, -89.54 89.70 01/15/2022 17:51:11 68.73, -89.49 89.69 2.20 7
8 01/15/2022 18:42:01 -68.70, 77.83 90.35 01/15/2022 18:41:42 -68.67, 77.82 90.37 3.04 19
9 01/15/2022 19:32:47 68.69,-114.85 89.64 01/15/2022 19:32:09 68.67,-114.79 89.62 3.19 38
10 01/15/2022 20:23:29 -68.61, 52.58 90.46 01/15/2022 20:22:40 -68.62, 52.51 90.44 3.24 49
11 01/15/2022 21:14:15 68.60,-140.10 89.53 01/15/2022 21:13:07 68.62,-140.10 89.56 2.55 68
12 01/15/2022 22:04:55 -68.40, 27.47 90.68 01/15/2022 22:03:41 -68.40, 26.99 90.66 19.58 74
13 01/15/2022 22:55:27 67.69,-164.32 88.59 01/15/2022 22:54:20 67.70,-166.50 88.65 91.94 67

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/9/2022
SNOs_Map_NPP_GCOM-C_20220109.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/09/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C