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: 3/10/2021
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 03/11/2021 14:41:42 70.43, -43.59 73.89 03/11/2021 14:40:31 70.49, -44.51 73.99 34.78 71
2 03/11/2021 15:31:17 -70.04, 123.48 106.50 03/11/2021 15:31:06 -70.04, 123.51 106.50 1.26 11
3 03/11/2021 16:20:44 69.94, -69.02 73.40 03/11/2021 16:21:50 69.91, -68.99 73.36 3.33 66
4 03/14/2021 06:58:15 70.13, 71.85 72.54 03/14/2021 06:57:19 70.14, 71.81 72.57 2.36 56
5 03/14/2021 07:47:45 -70.01,-120.68 107.59 03/14/2021 07:48:00 -70.01,-120.67 107.60 0.88 15
6 03/14/2021 08:37:24 69.24, 45.92 71.68 03/14/2021 08:38:32 69.25, 47.75 71.60 72.02 68
7 03/16/2021 23:14:42 70.09,-172.33 71.44 03/16/2021 23:14:11 70.06,-172.30 71.42 3.07 31
8 03/17/2021 00:04:12 -69.98, -4.85 108.68 03/17/2021 00:04:53 -69.98, -4.85 108.69 0.32 41
9 03/19/2021 14:41:39 -70.38, 136.33 109.34 03/19/2021 14:40:27 -70.47, 135.53 109.21 31.33 72
10 03/19/2021 15:31:10 70.04, -56.50 70.33 03/19/2021 15:31:05 70.04, -56.49 70.33 1.20 5
11 03/19/2021 16:20:40 -69.94, 110.98 109.79 03/19/2021 16:21:47 -69.95, 110.96 109.78 1.26 67
12 03/22/2021 06:58:11 -70.11,-108.17 110.66 03/22/2021 06:57:15 -70.13,-108.16 110.63 1.62 56
13 03/22/2021 07:47:38 70.00, 59.31 69.22 03/22/2021 07:47:59 70.01, 59.32 69.24 1.69 21

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/10/2021
SNOs_Map_LANDSAT-8_NPP_20210310.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/10/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP