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: 4/17/2023
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 04/27/2023 04:14:47 -69.33, -65.63 124.52 04/27/2023 04:15:56 -69.28, -64.03 124.58 63.40 69
2 04/27/2023 05:05:21 68.69, 102.56 54.82 04/27/2023 05:06:34 68.68, 102.55 54.81 1.22 73
3 04/27/2023 05:56:04 -68.65, -90.07 125.23 04/27/2023 05:57:05 -68.63, -90.14 125.25 3.59 61
4 04/27/2023 06:46:50 68.64, 77.25 54.75 04/27/2023 06:47:32 68.62, 77.24 54.73 2.91 42
5 04/27/2023 07:37:33 -68.61,-115.39 125.30 04/27/2023 07:38:02 -68.62,-115.38 125.28 1.91 29
6 04/27/2023 08:28:19 68.60, 51.93 54.69 04/27/2023 08:28:29 68.61, 51.99 54.70 2.87 10
7 04/27/2023 09:19:02 -68.56,-140.70 125.36 04/27/2023 09:19:00 -68.56,-140.70 125.36 0.39 2
8 04/27/2023 10:09:48 68.56, 26.61 54.62 04/27/2023 10:09:27 68.55, 26.68 54.62 2.65 21
9 04/27/2023 11:00:31 -68.52,-166.02 125.43 04/27/2023 10:59:58 -68.50,-166.01 125.44 1.67 33
10 04/27/2023 11:51:17 68.51, 1.30 54.56 04/27/2023 11:50:25 68.49, 1.36 54.54 3.50 52
11 04/27/2023 12:41:59 -68.42, 168.73 125.55 04/27/2023 12:40:56 -68.45, 168.68 125.53 3.40 63
12 04/27/2023 13:32:40 68.15, -23.61 54.16 04/27/2023 13:31:28 68.16, -24.29 54.18 28.51 72
13 04/27/2023 14:23:16 -67.73, 144.22 126.26 04/27/2023 14:22:06 -67.74, 142.56 126.25 70.13 70

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 4/17/2023
SNOs_Map_NPP_GCOM-C_20230417.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 04/17/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C