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: 5/5/2021
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 05/06/2021 14:41:23 -70.20, 136.02 126.59 05/06/2021 14:40:10 -70.20, 136.01 126.59 1.02 73
2 05/06/2021 15:30:50 70.10, -56.49 53.30 05/06/2021 15:30:54 70.08, -56.50 53.28 2.74 4
3 05/06/2021 16:20:22 -69.88, 110.83 126.93 05/06/2021 16:21:34 -69.88, 111.12 126.94 10.87 72
4 05/09/2021 06:57:51 -70.16,-108.17 127.36 05/09/2021 06:57:07 -70.17,-108.18 127.35 1.14 44
5 05/09/2021 07:47:18 70.05, 59.32 52.53 05/09/2021 07:47:51 70.05, 59.30 52.53 0.80 33
6 05/11/2021 22:24:40 70.65,-159.20 52.44 05/11/2021 22:23:30 70.72,-160.61 52.54 52.30 70
7 05/11/2021 23:14:18 -70.11, 7.64 128.11 05/11/2021 23:14:02 -70.09, 7.70 128.12 3.02 16
8 05/12/2021 00:03:45 70.00, 175.13 51.78 05/12/2021 00:04:46 69.98, 175.18 51.76 2.73 61
9 05/14/2021 14:41:16 70.16, -44.04 51.30 05/14/2021 14:40:17 70.17, -43.98 51.32 2.81 59
10 05/14/2021 15:30:46 -70.05, 123.44 128.81 05/14/2021 15:30:59 -70.07, 123.50 128.80 2.71 13
11 05/14/2021 16:20:24 69.33, -69.90 50.48 05/14/2021 16:21:31 69.33, -68.10 50.43 70.60 67
12 05/17/2021 06:57:43 70.15, 71.83 50.68 05/17/2021 06:57:14 70.16, 71.81 50.69 0.92 29
13 05/17/2021 07:47:13 -70.05,-120.68 129.44 05/17/2021 07:47:56 -70.05,-120.71 129.44 1.09 43

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/5/2021
SNOs_Map_LANDSAT-8_NPP_20210505.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/05/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP