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: 3/9/2021
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 70.41, -43.63 73.87 03/11/2021 14:40:30 70.46, -44.46 73.96 31.73 72
2 03/11/2021 15:31:16 -70.07, 123.53 106.47 03/11/2021 15:31:06 -70.06, 123.48 106.48 2.40 10
3 03/11/2021 16:20:44 69.92, -69.05 73.37 03/11/2021 16:21:50 69.94, -69.03 73.38 2.53 66
4 03/14/2021 06:58:15 70.10, 71.81 72.51 03/14/2021 06:57:18 70.11, 71.85 72.54 2.15 57
5 03/14/2021 07:47:44 -70.04,-120.64 107.56 03/14/2021 07:48:00 -70.03,-120.70 107.57 3.02 16
6 03/14/2021 08:37:24 69.22, 45.89 71.65 03/14/2021 08:38:31 69.22, 47.79 71.57 75.02 67
7 03/16/2021 23:14:43 70.06,-172.36 71.41 03/16/2021 23:14:12 70.09,-172.34 71.45 3.14 31
8 03/17/2021 00:04:13 -69.95, -4.88 108.71 03/17/2021 00:04:53 -69.95, -4.81 108.72 2.76 40
9 03/19/2021 14:41:39 -70.40, 136.37 109.32 03/19/2021 14:40:27 -70.44, 135.57 109.24 29.93 72
10 03/19/2021 15:31:10 70.07, -56.46 70.36 03/19/2021 15:31:06 70.06, -56.53 70.35 2.62 4
11 03/19/2021 16:20:41 -69.91, 110.95 109.81 03/19/2021 16:21:47 -69.92, 111.00 109.81 2.42 66
12 03/22/2021 06:58:10 -70.14,-108.13 110.63 03/22/2021 06:57:15 -70.16,-108.20 110.60 3.30 55
13 03/22/2021 07:47:37 70.03, 59.35 69.25 03/22/2021 07:47:59 70.04, 59.28 69.27 3.37 22

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/9/2021
SNOs_Map_LANDSAT-8_NPP_20210309.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/09/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP