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: 8/17/2023
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 08/21/2023 19:52:46 -69.21, 59.72 122.87 08/21/2023 19:53:56 -69.13, 61.15 122.97 57.19 70
2 08/21/2023 20:43:21 68.60,-132.16 56.53 08/21/2023 20:44:33 68.59,-132.18 56.51 1.60 72
3 08/21/2023 21:34:04 -68.57, 35.20 123.50 08/21/2023 21:35:03 -68.59, 35.19 123.48 2.01 59
4 08/21/2023 22:24:50 68.56,-157.47 56.50 08/21/2023 22:25:31 68.53,-157.50 56.48 2.71 41
5 08/21/2023 23:15:33 -68.53, 9.89 123.52 08/21/2023 23:16:01 -68.53, 9.88 123.52 0.80 28
6 08/22/2023 00:06:19 68.51, 177.22 56.48 08/22/2023 00:06:28 68.53, 177.26 56.50 2.89 9
7 08/22/2023 00:57:02 -68.48, -15.43 123.54 08/22/2023 00:56:59 -68.47, -15.44 123.55 0.73 3
8 08/22/2023 01:47:48 68.46, 151.90 56.46 08/22/2023 01:47:26 68.47, 151.95 56.46 2.13 22
9 08/22/2023 02:38:31 -68.43, -40.74 123.57 08/22/2023 02:37:57 -68.42, -40.75 123.58 1.93 34
10 08/22/2023 03:29:17 68.42, 126.59 56.43 08/22/2023 03:28:24 68.41, 126.64 56.43 2.08 53
11 08/22/2023 04:20:00 -68.39, -66.06 123.59 08/22/2023 04:18:55 -68.36, -66.06 123.62 3.21 65
12 08/22/2023 05:10:40 68.05, 101.68 56.08 08/22/2023 05:09:28 68.03, 100.92 56.08 32.01 72
13 08/22/2023 06:01:15 -67.59, -90.43 124.38 08/22/2023 06:00:06 -67.60, -92.23 124.34 76.42 69

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 8/17/2023
SNOs_Map_NPP_GCOM-C_20230817.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 08/17/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C