Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between LANDSAT-8 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/2/2023
Index Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Distance(km) Time Diff (sec)
1 01/04/2023 13:52:45 70.54, -31.06 93.19 01/04/2023 13:51:34 70.56, -32.02 93.24 35.68 71
2 01/04/2023 14:42:20 -70.16, 136.01 87.19 01/04/2023 14:42:10 -70.16, 135.93 87.19 2.89 10
3 01/04/2023 15:31:48 70.00, -56.57 92.66 01/04/2023 15:32:53 69.98, -56.49 92.63 3.43 65
4 01/07/2023 06:09:19 70.18, 84.29 92.54 01/07/2023 06:08:24 70.20, 84.32 92.56 2.11 55
5 01/07/2023 06:58:49 -70.08,-108.23 87.57 01/07/2023 06:59:06 -70.11,-108.22 87.54 3.38 17
6 01/07/2023 07:48:29 69.25, 58.29 91.63 01/07/2023 07:49:36 69.25, 60.35 91.57 81.40 67
7 01/09/2023 22:25:47 70.18,-159.83 92.19 01/09/2023 22:25:21 70.16,-159.85 92.17 2.93 26
8 01/09/2023 23:15:17 -70.08, 7.66 87.92 01/09/2023 23:16:03 -70.06, 7.61 87.94 2.62 46
9 01/12/2023 13:52:48 -70.28, 148.55 88.13 01/12/2023 13:51:35 -70.29, 148.41 88.11 5.37 73
10 01/12/2023 14:42:16 70.11, -44.05 91.71 01/12/2023 14:42:18 70.13, -44.03 91.73 2.09 2
11 01/12/2023 15:31:46 -70.01, 123.44 88.40 01/12/2023 15:32:59 -69.97, 123.52 88.45 4.74 73
12 01/15/2023 06:09:17 -70.18, -95.70 88.68 01/15/2023 06:08:31 -70.20, -95.70 88.65 2.34 46
13 01/15/2023 06:58:43 70.12, 71.85 91.26 01/15/2023 06:59:15 70.10, 71.77 91.24 3.70 32

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/2/2023
SNOs_Map_LANDSAT-8_NPP_20230102.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/02/2023 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP