Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and LANDSAT-9 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/2/2023
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (LANDSAT-9) Time (LANDSAT-9) Lat,Lon (LANDSAT-9) SZA (LANDSAT-9 ) Distance(km) Time Diff (sec)
1 06/04/2023 04:52:51 71.06, 102.20 48.62 06/04/2023 04:53:59 70.98, 103.95 48.49 63.91 68
2 06/04/2023 05:43:22 -70.39, -89.39 132.09 06/04/2023 05:43:38 -70.37, -89.33 132.11 3.16 16
3 06/04/2023 06:34:06 70.28, 78.09 47.80 06/04/2023 06:33:05 70.27, 78.16 47.79 3.17 61
4 06/06/2023 21:09:30 70.40,-140.95 47.64 06/06/2023 21:10:36 70.42,-141.02 47.65 3.53 66
5 06/06/2023 22:00:12 -70.31, 26.52 132.47 06/06/2023 22:00:06 -70.31, 26.45 132.46 2.57 6
6 06/06/2023 22:50:49 69.83,-165.44 47.04 06/06/2023 22:49:38 69.93,-166.45 47.17 39.87 71
7 06/09/2023 13:26:22 70.37, -25.13 47.37 06/09/2023 13:27:04 70.39, -25.19 47.38 2.58 42
8 06/09/2023 14:17:04 -70.28, 142.34 132.74 06/09/2023 14:16:34 -70.28, 142.29 132.73 1.98 30
9 06/12/2023 04:52:45 -71.24, -78.09 131.92 06/12/2023 04:53:52 -71.15, -75.80 132.08 82.80 67
10 06/12/2023 05:43:14 70.35, 90.67 47.16 06/12/2023 05:43:31 70.38, 90.69 47.18 3.20 17
11 06/12/2023 06:33:56 -70.25,-101.85 132.95 06/12/2023 06:33:01 -70.28,-101.83 132.93 2.68 55
12 06/14/2023 21:09:22 -70.44, 39.01 132.90 06/14/2023 21:10:32 -70.42, 38.97 132.93 2.75 70
13 06/14/2023 22:00:06 70.34,-153.53 47.00 06/14/2023 21:59:58 70.36,-153.47 47.01 2.83 8
14 06/14/2023 22:50:44 -70.03, 14.27 133.33 06/14/2023 22:49:31 -70.09, 13.78 133.25 19.80 73

Figure of NPP and LANDSAT-9 satellite orbits during SNOs since TLE Epoch: 6/2/2023
SNOs_Map_NPP_LANDSAT-9_20230602.jpg

Download SNOs between NPP and LANDSAT-9 since TLE EPOCH: 06/02/2023 in txt file.

Historial Predications of SNOs between NPP and LANDSAT-9