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: 2/4/2021
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 02/04/2021 23:15:01 -70.10, 7.70 93.94 02/04/2021 23:14:17 -70.09, 7.66 93.94 1.97 44
2 02/05/2021 00:04:29 69.95, 175.13 85.91 02/05/2021 00:05:01 69.98, 175.13 85.93 3.62 32
3 02/07/2021 14:41:49 70.74, -43.11 85.85 02/07/2021 14:40:40 70.76, -44.95 85.96 67.36 69
4 02/07/2021 15:31:30 -70.02, 123.47 94.84 02/07/2021 15:31:10 -70.03, 123.52 94.83 2.06 20
5 02/07/2021 16:20:57 69.92, -69.03 85.06 02/07/2021 16:21:54 69.92, -69.01 85.05 0.82 57
6 02/10/2021 06:58:29 70.11, 71.83 84.40 02/10/2021 06:57:23 70.13, 71.82 84.43 2.04 66
7 02/10/2021 07:47:59 -70.00,-120.69 95.73 02/10/2021 07:48:05 -70.03,-120.70 95.70 3.27 6
8 02/10/2021 08:37:32 69.56, 46.35 83.86 02/10/2021 08:38:42 69.55, 47.31 83.80 37.28 70
9 02/12/2021 23:14:58 70.07,-172.34 83.48 02/12/2021 23:14:17 70.07,-172.33 83.49 0.35 41
10 02/13/2021 00:04:28 -69.97, -4.85 96.64 02/13/2021 00:04:59 -69.97, -4.85 96.64 0.75 31
11 02/15/2021 14:41:49 -70.75, 136.89 96.79 02/15/2021 14:40:40 -70.81, 134.97 96.64 70.58 69
12 02/15/2021 15:31:27 70.04, -56.51 82.53 02/15/2021 15:31:11 70.03, -56.48 82.52 1.50 16
13 02/15/2021 16:20:57 -69.93, 110.98 97.59 02/15/2021 16:21:53 -69.92, 110.99 97.60 1.07 56

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 2/4/2021
SNOs_Map_LANDSAT-8_NPP_20210204.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 02/04/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP