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: 12/25/2022
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 -69.50, 92.52 87.53 12/31/2022 17:40:37 -69.41, 95.01 87.65 97.71 67
2 12/31/2022 18:30:04 68.84, -99.25 91.81 12/31/2022 18:31:16 68.76, -98.49 91.71 32.19 72
3 12/31/2022 19:20:41 -68.49, 68.54 88.56 12/31/2022 19:21:51 -68.49, 68.54 88.56 0.42 70
4 12/31/2022 20:11:27 68.47,-124.13 91.42 12/31/2022 20:12:18 68.48,-124.08 91.43 2.54 51
5 12/31/2022 21:02:10 -68.43, 43.24 88.62 12/31/2022 21:02:49 -68.43, 43.23 88.63 0.34 39
6 12/31/2022 21:52:56 68.42,-149.43 91.36 12/31/2022 21:53:16 68.43,-149.39 91.37 1.99 20
7 12/31/2022 22:43:39 -68.38, 17.93 88.68 12/31/2022 22:43:47 -68.38, 17.92 88.69 0.86 8
8 12/31/2022 23:34:25 68.36,-174.74 91.30 12/31/2022 23:34:14 68.37,-174.70 91.31 1.53 11
9 01/01/2023 00:25:08 -68.33, -7.38 88.74 01/01/2023 00:24:45 -68.32, -7.39 88.75 1.43 23
10 01/01/2023 01:15:54 68.31, 159.96 91.24 01/01/2023 01:15:12 68.31, 159.99 91.24 1.24 42
11 01/01/2023 02:06:37 -68.28, -32.68 88.80 01/01/2023 02:05:43 -68.26, -32.70 88.81 1.99 54
12 01/01/2023 02:57:23 68.26, 134.65 91.18 01/01/2023 02:56:10 68.25, 134.68 91.18 1.24 73
13 01/01/2023 03:47:59 -67.85, -57.52 89.24 01/01/2023 03:46:47 -67.88, -58.42 89.20 37.83 72

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/25/2022
SNOs_Map_NPP_GCOM-C_20221225.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/25/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C