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: 12/26/2022
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 17:39:30 -69.48, 92.56 87.55 12/31/2022 17:40:37 -69.43, 95.04 87.63 97.30 67
2 12/31/2022 18:30:05 68.87, -99.29 91.84 12/31/2022 18:31:16 68.78, -98.46 91.73 35.14 71
3 12/31/2022 19:20:42 -68.52, 68.50 88.53 12/31/2022 19:21:51 -68.51, 68.57 88.54 2.81 69
4 12/31/2022 20:11:27 68.45,-124.10 91.39 12/31/2022 20:12:19 68.45,-124.12 91.40 1.42 52
5 12/31/2022 21:02:11 -68.47, 43.19 88.59 12/31/2022 21:02:49 -68.46, 43.26 88.60 2.77 38
6 12/31/2022 21:52:56 68.39,-149.40 91.34 12/31/2022 21:53:17 68.40,-149.43 91.34 1.31 21
7 12/31/2022 22:43:40 -68.41, 17.89 88.65 12/31/2022 22:43:47 -68.40, 17.95 88.67 2.86 7
8 12/31/2022 23:34:25 68.34,-174.71 91.28 12/31/2022 23:34:15 68.34,-174.74 91.28 1.45 10
9 01/01/2023 00:25:09 -68.36, -7.42 88.71 01/01/2023 00:24:45 -68.34, -7.36 88.73 3.09 24
10 01/01/2023 01:15:54 68.29, 159.99 91.22 01/01/2023 01:15:13 68.28, 159.95 91.21 1.76 41
11 01/01/2023 02:06:37 -68.25, -32.65 88.82 01/01/2023 02:05:43 -68.28, -32.67 88.79 3.32 54
12 01/01/2023 02:57:23 68.23, 134.68 91.16 01/01/2023 02:56:11 68.22, 134.64 91.15 2.16 72
13 01/01/2023 03:48:00 -67.88, -57.56 89.21 01/01/2023 03:46:48 -67.85, -58.45 89.23 37.85 72

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/26/2022
SNOs_Map_NPP_GCOM-C_20221226.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/26/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C