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: 8/25/2021
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 08/26/2021 14:42:07 -70.10, 136.00 120.15 08/26/2021 14:41:27 -70.08, 135.97 120.17 3.19 40
2 08/26/2021 15:31:35 69.94, -56.58 59.71 08/26/2021 15:32:11 69.95, -56.54 59.72 2.14 36
3 08/29/2021 06:09:00 70.57, 84.93 61.24 08/29/2021 06:07:50 70.61, 83.58 61.32 49.93 70
4 08/29/2021 06:58:38 -70.03,-108.23 119.28 08/29/2021 06:58:23 -70.04,-108.21 119.26 1.95 15
5 08/29/2021 07:48:05 69.92, 59.26 60.63 08/29/2021 07:49:07 69.92, 59.27 60.63 0.78 62
6 08/31/2021 22:25:38 70.11,-159.87 61.74 08/31/2021 22:24:37 70.11,-159.86 61.75 0.38 61
7 08/31/2021 23:15:08 -70.00, 7.62 118.35 08/31/2021 23:15:19 -70.01, 7.60 118.33 1.54 11
8 09/01/2021 00:04:44 69.39, 174.43 61.08 09/01/2021 00:05:53 69.37, 175.86 61.01 56.12 69
9 09/03/2021 14:42:08 70.07, -44.03 62.69 09/03/2021 14:41:33 70.09, -44.06 62.70 1.51 35
10 09/03/2021 15:31:38 -69.97, 123.46 117.40 09/03/2021 15:32:15 -69.99, 123.41 117.39 2.50 37
11 09/06/2021 06:09:03 -70.54, -95.12 115.89 09/06/2021 06:07:52 -70.59, -96.39 115.80 47.35 71
12 09/06/2021 06:58:37 70.04, 71.80 63.64 09/06/2021 06:58:27 70.01, 71.82 63.61 3.12 10
13 09/06/2021 07:48:07 -69.94,-120.71 116.45 09/06/2021 07:49:09 -69.91,-120.71 116.48 3.19 62

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/25/2021
SNOs_Map_LANDSAT-8_NPP_20210825.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/25/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP