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: 8/15/2023
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 -69.19, 59.74 122.89 08/21/2023 19:53:56 -69.15, 61.18 122.95 57.10 70
2 08/21/2023 20:43:21 68.59,-132.14 56.51 08/21/2023 20:44:33 68.61,-132.16 56.53 2.54 72
3 08/21/2023 21:34:05 -68.61, 35.15 123.46 08/21/2023 21:35:03 -68.61, 35.22 123.46 2.73 58
4 08/21/2023 22:24:50 68.54,-157.45 56.49 08/21/2023 22:25:31 68.55,-157.47 56.50 1.34 41
5 08/21/2023 23:15:34 -68.56, 9.84 123.48 08/21/2023 23:16:01 -68.56, 9.91 123.49 2.95 27
6 08/22/2023 00:06:19 68.50, 177.23 56.47 08/22/2023 00:06:29 68.50, 177.22 56.46 0.66 10
7 08/22/2023 00:57:03 -68.52, -15.48 123.51 08/22/2023 00:56:59 -68.50, -15.41 123.53 3.65 4
8 08/22/2023 01:47:48 68.45, 151.92 56.44 08/22/2023 01:47:27 68.44, 151.90 56.43 1.56 21
9 08/22/2023 02:38:31 -68.42, -40.72 123.58 08/22/2023 02:37:57 -68.44, -40.72 123.56 2.41 34
10 08/22/2023 03:29:16 68.40, 126.60 56.42 08/22/2023 03:28:24 68.38, 126.59 56.40 2.79 52
11 08/22/2023 04:19:59 -68.37, -66.04 123.61 08/22/2023 04:18:54 -68.38, -66.03 123.59 1.16 65
12 08/22/2023 05:10:39 68.03, 101.70 56.06 08/22/2023 05:09:27 68.05, 100.94 56.10 31.64 72
13 08/22/2023 06:01:14 -67.57, -90.41 124.40 08/22/2023 06:00:05 -67.62, -92.21 124.32 76.21 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/15/2023
SNOs_Map_NPP_GCOM-C_20230815.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/15/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C