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 -70.19, 136.00 126.60 05/06/2021 14:40:10 -70.21, 135.99 126.58 1.88 73
2 05/06/2021 15:30:50 70.09, -56.50 53.29 05/06/2021 15:30:54 70.09, -56.51 53.29 0.38 4
3 05/06/2021 16:20:21 -69.92, 110.89 126.89 05/06/2021 16:21:34 -69.89, 111.10 126.92 8.35 73
4 05/09/2021 06:57:51 -70.15,-108.19 127.38 05/09/2021 06:57:06 -70.13,-108.12 127.39 3.33 45
5 05/09/2021 07:47:18 70.04, 59.31 52.51 05/09/2021 07:47:51 70.06, 59.29 52.54 2.89 33
6 05/11/2021 22:24:41 70.64,-159.21 52.43 05/11/2021 22:23:31 70.72,-160.62 52.55 52.59 70
7 05/11/2021 23:14:19 -70.10, 7.62 128.12 05/11/2021 23:14:03 -70.10, 7.68 128.11 2.44 16
8 05/12/2021 00:03:46 69.99, 175.11 51.77 05/12/2021 00:04:47 69.99, 175.16 51.77 1.99 61
9 05/14/2021 14:41:15 70.20, -43.98 51.34 05/14/2021 14:40:17 70.18, -43.99 51.33 2.74 58
10 05/14/2021 15:30:45 -70.10, 123.50 128.77 05/14/2021 15:30:59 -70.08, 123.48 128.79 2.33 14
11 05/14/2021 16:20:24 69.32, -69.91 50.47 05/14/2021 16:21:31 69.33, -68.11 50.44 70.75 67
12 05/17/2021 06:57:43 70.14, 71.82 50.67 05/17/2021 06:57:14 70.16, 71.80 50.69 2.13 29
13 05/17/2021 07:47:13 -70.04,-120.70 129.45 05/17/2021 07:47:56 -70.06,-120.72 129.43 2.03 43

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/5/2021
SNOs_Map_LANDSAT-8_NPP_20210506.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