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: 4/28/2023
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 05/10/2023 03:30:05 -69.35, -54.53 128.29 05/10/2023 03:31:14 -69.27, -52.88 128.38 65.63 69
2 05/10/2023 04:20:39 68.72, 113.66 51.06 05/10/2023 04:21:51 68.72, 113.77 51.06 4.41 72
3 05/10/2023 05:11:22 -68.67, -78.97 129.00 05/10/2023 05:12:22 -68.67, -78.92 129.00 1.98 60
4 05/10/2023 06:02:07 68.62, 88.41 50.94 05/10/2023 06:02:50 68.60, 88.38 50.92 2.35 43
5 05/10/2023 06:52:51 -68.63,-104.29 129.06 05/10/2023 06:53:20 -68.61,-104.24 129.08 2.98 29
6 05/10/2023 07:43:36 68.58, 63.09 50.88 05/10/2023 07:43:47 68.60, 63.13 50.90 2.56 11
7 05/10/2023 08:34:19 -68.53,-129.53 129.18 05/10/2023 08:34:18 -68.55,-129.55 129.16 1.88 1
8 05/10/2023 09:25:05 68.54, 37.77 50.82 05/10/2023 09:24:45 68.53, 37.82 50.82 1.70 20
9 05/10/2023 10:15:48 -68.49,-154.85 129.24 05/10/2023 10:15:16 -68.49,-154.87 129.24 0.69 32
10 05/10/2023 11:06:34 68.49, 12.46 50.76 05/10/2023 11:05:43 68.47, 12.50 50.74 2.83 51
11 05/10/2023 11:57:17 -68.45, 179.83 129.30 05/10/2023 11:56:14 -68.43, 179.82 129.32 2.43 63
12 05/10/2023 12:47:58 68.18, -12.52 50.43 05/10/2023 12:46:45 68.19, -13.09 50.44 23.76 73
13 05/10/2023 13:38:33 -67.71, 155.39 130.06 05/10/2023 13:37:24 -67.72, 153.70 130.05 71.27 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/28/2023
SNOs_Map_NPP_GCOM-C_20230428.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/28/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C