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: 8/18/2023
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 08/21/2023 19:52:46 -69.22, 59.70 122.86 08/21/2023 19:53:56 -69.12, 61.13 122.98 57.64 70
2 08/21/2023 20:43:21 68.61,-132.17 56.54 08/21/2023 20:44:32 68.64,-132.13 56.56 3.12 71
3 08/21/2023 21:34:04 -68.58, 35.19 123.48 08/21/2023 21:35:03 -68.58, 35.17 123.49 0.80 59
4 08/21/2023 22:24:50 68.57,-157.48 56.51 08/21/2023 22:25:30 68.58,-157.44 56.52 2.22 40
5 08/21/2023 23:15:33 -68.54, 9.87 123.51 08/21/2023 23:16:01 -68.52, 9.86 123.53 1.96 28
6 08/22/2023 00:06:19 68.52, 177.20 56.49 08/22/2023 00:06:28 68.52, 177.25 56.49 1.89 9
7 08/22/2023 00:57:02 -68.49, -15.44 123.53 08/22/2023 00:56:59 -68.46, -15.45 123.56 3.21 3
8 08/22/2023 01:47:48 68.48, 151.89 56.47 08/22/2023 01:47:26 68.46, 151.94 56.45 2.40 22
9 08/22/2023 02:38:31 -68.45, -40.76 123.56 08/22/2023 02:37:56 -68.46, -40.69 123.54 3.00 35
10 08/22/2023 03:29:16 68.37, 126.64 56.39 08/22/2023 03:28:24 68.40, 126.62 56.42 3.38 52
11 08/22/2023 04:20:00 -68.40, -66.07 123.58 08/22/2023 04:18:54 -68.40, -66.00 123.58 2.72 66
12 08/22/2023 05:10:40 68.06, 101.67 56.09 08/22/2023 05:09:27 68.07, 100.97 56.12 29.14 73
13 08/22/2023 06:01:15 -67.60, -90.45 124.37 08/22/2023 06:00:06 -67.58, -92.25 124.35 76.42 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/18/2023
SNOs_Map_NPP_GCOM-C_20230818.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/18/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C