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: 7/17/2022
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 07/17/2022 22:25:37 70.32,-159.56 49.23 07/17/2022 22:24:25 70.41,-160.18 49.34 25.07 72
2 07/17/2022 23:15:10 -70.05, 7.68 131.03 07/17/2022 23:15:02 -70.06, 7.68 131.02 0.77 8
3 07/18/2022 00:04:37 69.95, 175.18 48.88 07/18/2022 00:05:46 69.93, 175.17 48.86 1.78 69
4 07/20/2022 14:42:12 70.09, -44.02 49.50 07/20/2022 14:41:16 70.11, -43.96 49.52 2.79 56
5 07/20/2022 15:31:41 -70.04, 123.54 130.55 07/20/2022 15:31:58 -70.02, 123.50 130.57 2.95 17
6 07/20/2022 16:21:22 69.16, -70.01 48.63 07/20/2022 16:22:29 69.21, -68.01 48.59 78.99 67
7 07/23/2022 06:58:44 70.08, 71.84 50.01 07/23/2022 06:58:13 70.08, 71.85 50.02 0.28 31
8 07/23/2022 07:48:14 -69.98,-120.68 130.08 07/23/2022 07:48:55 -69.99,-120.70 130.07 1.44 41
9 07/25/2022 22:25:44 -70.45, 20.60 129.08 07/25/2022 22:24:33 -70.54, 19.58 128.94 39.16 71
10 07/25/2022 23:15:16 70.07,-172.31 50.57 07/25/2022 23:15:10 70.06,-172.36 50.56 2.38 6
11 07/26/2022 00:04:47 -69.92, -4.89 129.57 07/26/2022 00:05:51 -69.91, -4.82 129.59 2.94 64
12 07/28/2022 14:42:22 -70.12, 135.99 128.79 07/28/2022 14:41:22 -70.10, 136.03 128.80 2.66 60
13 07/28/2022 15:31:49 70.01, -56.53 51.11 07/28/2022 15:32:06 69.99, -56.49 51.10 2.24 17
14 07/28/2022 16:21:29 -69.36, 110.22 129.49 07/28/2022 16:22:38 -69.36, 111.75 129.56 60.08 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/17/2022
SNOs_Map_LANDSAT-8_NPP_20220717.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/17/2022 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP