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: 3/24/2023
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 04/01/2023 04:52:58 69.49, 104.43 64.98 04/01/2023 04:54:05 69.47, 106.73 64.93 89.60 67
2 04/01/2023 05:43:33 -69.04, -87.61 115.51 04/01/2023 05:44:44 -68.99, -86.57 115.57 41.64 71
3 04/01/2023 06:34:11 68.59, 80.31 64.03 04/01/2023 06:35:18 68.60, 80.31 64.04 1.49 67
4 04/01/2023 07:24:54 -68.56,-112.33 116.02 04/01/2023 07:25:49 -68.55,-112.39 116.03 2.42 55
5 04/01/2023 08:15:40 68.54, 55.00 63.95 04/01/2023 08:16:16 68.54, 54.99 63.95 0.58 36
6 04/01/2023 09:06:23 -68.51,-137.64 116.10 04/01/2023 09:06:46 -68.54,-137.64 116.07 3.29 23
7 04/01/2023 09:57:09 68.49, 29.69 63.87 04/01/2023 09:57:14 68.47, 29.67 63.86 2.00 5
8 04/01/2023 10:47:52 -68.46,-162.95 116.18 04/01/2023 10:47:44 -68.48,-162.96 116.16 1.69 8
9 04/01/2023 11:38:38 68.44, 4.38 63.79 04/01/2023 11:38:11 68.46, 4.42 63.82 3.03 27
10 04/01/2023 12:29:21 -68.41, 171.74 116.25 04/01/2023 12:28:42 -68.41, 171.73 116.25 0.51 39
11 04/01/2023 13:20:06 68.39, -20.93 63.72 04/01/2023 13:19:08 68.40, -20.90 63.73 1.48 58
12 04/01/2023 14:10:49 -68.36, 146.43 116.33 04/01/2023 14:09:39 -68.35, 146.41 116.34 1.74 70
13 04/01/2023 15:01:26 67.86, -45.62 63.14 04/01/2023 15:00:15 67.85, -46.83 63.16 50.65 71
14 04/01/2023 15:52:01 -67.40, 122.25 117.34 04/01/2023 15:50:53 -67.42, 120.03 117.28 94.96 68

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 3/24/2023
SNOs_Map_NPP_GCOM-C_20230324.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 03/24/2023 in txt file.

Historial Predications of SNOs between NPP and GCOM-C