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: 4/26/2021
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 04/28/2021 14:41:23 70.41, -43.68 55.98 04/28/2021 14:40:11 70.48, -44.42 56.08 28.77 72
2 04/28/2021 15:30:57 -70.08, 123.48 124.36 04/28/2021 15:30:47 -70.08, 123.52 124.36 1.86 10
3 04/28/2021 16:20:24 69.97, -69.03 55.53 04/28/2021 16:21:31 69.96, -68.99 55.52 1.87 67
4 05/01/2021 06:57:55 70.15, 71.83 54.90 05/01/2021 06:56:59 70.18, 71.82 54.94 3.68 56
5 05/01/2021 07:47:25 -70.04,-120.69 125.22 05/01/2021 07:47:40 -70.04,-120.64 125.22 2.10 15
6 05/01/2021 08:37:04 69.27, 45.90 54.03 05/01/2021 08:38:11 69.24, 47.85 53.95 76.86 67
7 05/03/2021 23:14:22 70.16,-172.28 54.12 05/03/2021 23:13:52 70.15,-172.35 54.12 2.86 30
8 05/04/2021 00:03:53 -70.00, -4.87 126.05 05/04/2021 00:04:33 -70.01, -4.80 126.05 2.55 40
9 05/06/2021 14:41:18 -70.45, 136.37 126.36 05/06/2021 14:40:06 -70.54, 135.51 126.23 33.56 72
10 05/06/2021 15:30:49 70.11, -56.47 53.31 05/06/2021 15:30:44 70.12, -56.52 53.33 2.31 5
11 05/06/2021 16:20:19 -70.01, 111.02 126.80 05/06/2021 16:21:26 -70.02, 110.95 126.79 3.20 67
12 05/09/2021 06:57:50 -70.17,-108.14 127.35 05/09/2021 06:56:53 -70.19,-108.16 127.32 2.33 57
13 05/09/2021 07:47:17 70.06, 59.33 52.53 05/09/2021 07:47:36 70.04, 59.38 52.52 2.46 19

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/26/2021
SNOs_Map_LANDSAT-8_NPP_20210426.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/26/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP