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: 6/21/2023
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 07/01/2023 02:13:11 -69.45, -35.58 133.75 07/01/2023 02:14:19 -69.40, -33.53 133.84 80.49 68
2 07/01/2023 03:03:45 68.80, 132.62 45.59 07/01/2023 03:04:58 68.75, 132.97 45.52 15.24 73
3 07/01/2023 03:54:25 -68.61, -59.80 134.62 07/01/2023 03:55:31 -68.59, -59.86 134.64 3.17 66
4 07/01/2023 04:45:11 68.60, 107.52 45.38 07/01/2023 04:45:58 68.58, 107.51 45.35 2.49 47
5 07/01/2023 05:35:54 -68.57, -85.12 134.66 07/01/2023 05:36:28 -68.58, -85.11 134.64 2.20 34
6 07/01/2023 06:26:40 68.56, 82.20 45.34 07/01/2023 06:26:55 68.57, 82.26 45.35 2.96 15
7 07/01/2023 07:17:23 -68.52,-110.43 134.69 07/01/2023 07:17:26 -68.52,-110.42 134.69 0.58 3
8 07/01/2023 08:08:09 68.51, 56.89 45.30 07/01/2023 08:07:53 68.51, 56.95 45.30 2.61 16
9 07/01/2023 08:58:52 -68.48,-135.75 134.73 07/01/2023 08:58:24 -68.46,-135.74 134.75 1.84 28
10 07/01/2023 09:49:38 68.47, 31.57 45.26 07/01/2023 09:48:51 68.45, 31.63 45.24 3.56 47
11 07/01/2023 10:40:20 -68.38,-161.00 134.83 07/01/2023 10:39:22 -68.40,-161.05 134.80 3.05 58
12 07/01/2023 11:31:04 68.27, 6.46 45.06 07/01/2023 11:29:51 68.28, 6.18 45.08 11.47 73
13 07/01/2023 12:21:40 -67.86, 174.29 135.36 07/01/2023 12:20:29 -67.86, 173.03 135.33 52.80 71

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 6/21/2023
SNOs_Map_NPP_GCOM-C_20230621.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 06/21/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C