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: 12/20/2022
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 12/31/2022 18:30:04 68.85, -99.26 91.81 12/31/2022 18:31:15 68.81, -98.42 91.76 34.15 71
2 12/31/2022 19:20:41 -68.49, 68.54 88.56 12/31/2022 19:21:51 -68.49, 68.54 88.57 0.05 70
3 12/31/2022 20:11:27 68.48,-124.14 91.43 12/31/2022 20:12:18 68.48,-124.09 91.43 2.01 51
4 12/31/2022 21:02:10 -68.44, 43.23 88.62 12/31/2022 21:02:49 -68.43, 43.23 88.63 0.66 39
5 12/31/2022 21:52:56 68.42,-149.44 91.37 12/31/2022 21:53:16 68.42,-149.40 91.36 1.82 20
6 12/31/2022 22:43:39 -68.38, 17.93 88.68 12/31/2022 22:43:47 -68.37, 17.92 88.69 1.26 8
7 12/31/2022 23:34:25 68.37,-174.75 91.31 12/31/2022 23:34:14 68.36,-174.71 91.30 1.87 11
8 01/01/2023 00:25:08 -68.33, -7.38 88.74 01/01/2023 00:24:45 -68.32, -7.39 88.75 1.86 23
9 01/01/2023 01:15:54 68.32, 159.95 91.25 01/01/2023 01:15:12 68.30, 159.98 91.24 2.12 42
10 01/01/2023 02:06:37 -68.28, -32.69 88.80 01/01/2023 02:05:43 -68.26, -32.70 88.82 2.45 54
11 01/01/2023 02:57:23 68.27, 134.64 91.19 01/01/2023 02:56:10 68.25, 134.67 91.17 2.52 73
12 01/01/2023 03:47:59 -67.85, -57.52 89.24 01/01/2023 03:46:47 -67.88, -58.42 89.20 37.69 72

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/20/2022
SNOs_Map_NPP_GCOM-C_20221220.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/20/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C