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: 1/18/2023
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 01/26/2023 13:38:46 69.37, -27.06 88.04 01/26/2023 13:39:53 69.31, -24.92 87.91 84.25 67
2 01/26/2023 14:29:20 -68.85, 140.99 92.52 01/26/2023 14:30:32 -68.82, 141.79 92.58 32.45 72
3 01/26/2023 15:19:59 68.47, -51.19 87.08 01/26/2023 15:21:05 68.49, -51.25 87.10 3.48 66
4 01/26/2023 16:10:43 -68.48, 116.11 92.92 01/26/2023 16:11:35 -68.49, 116.12 92.92 1.26 52
5 01/26/2023 17:01:28 68.42, -76.50 87.01 01/26/2023 17:02:03 68.43, -76.57 87.02 3.01 35
6 01/26/2023 17:52:12 -68.43, 90.80 92.99 01/26/2023 17:52:33 -68.43, 90.81 92.99 0.29 21
7 01/26/2023 18:42:58 68.42,-101.88 87.00 01/26/2023 18:43:00 68.42,-101.82 87.00 2.64 2
8 01/26/2023 19:33:41 -68.38, 65.49 93.06 01/26/2023 19:33:31 -68.37, 65.49 93.07 1.46 10
9 01/26/2023 20:24:27 68.37,-127.19 86.93 01/26/2023 20:23:58 68.36,-127.13 86.92 2.77 29
10 01/26/2023 21:15:10 -68.33, 40.18 93.13 01/26/2023 21:14:29 -68.31, 40.17 93.15 2.77 41
11 01/26/2023 22:05:55 68.27,-152.43 86.80 01/26/2023 22:04:56 68.30,-152.45 86.84 3.29 59
12 01/26/2023 22:56:39 -68.28, 14.87 93.20 01/26/2023 22:55:26 -68.30, 14.93 93.17 3.04 73
13 01/26/2023 23:47:14 67.68,-177.06 86.18 01/26/2023 23:46:04 67.69,-178.43 86.24 57.83 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 1/18/2023
SNOs_Map_NPP_GCOM-C_20230118.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 01/18/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C