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: 1/29/2021
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 01/30/2021 14:41:50 -70.84, 137.04 91.69 01/30/2021 14:40:42 -70.90, 134.83 91.54 80.87 68
2 01/30/2021 15:31:30 70.03, -56.50 87.54 01/30/2021 15:31:12 70.05, -56.52 87.57 2.35 18
3 01/30/2021 16:21:00 -69.92, 110.97 92.58 01/30/2021 16:21:53 -69.90, 111.02 92.61 2.67 53
4 02/02/2021 06:58:32 -70.12,-108.15 93.13 02/02/2021 06:57:22 -70.10,-108.12 93.14 2.75 70
5 02/02/2021 07:47:59 70.02, 59.35 86.77 02/02/2021 07:48:06 69.99, 59.35 86.74 2.90 7
6 02/02/2021 08:37:33 -69.69,-133.48 93.56 02/02/2021 08:38:44 -69.68,-132.87 93.60 23.26 71
7 02/04/2021 23:15:01 -70.10, 7.70 93.94 02/04/2021 23:14:17 -70.09, 7.66 93.95 2.34 44
8 02/05/2021 00:04:28 70.00, 175.20 85.95 02/05/2021 00:05:01 69.98, 175.13 85.94 3.07 33
9 02/07/2021 14:41:50 70.73, -43.12 85.85 02/07/2021 14:40:41 70.76, -44.96 85.96 67.46 69
10 02/07/2021 15:31:31 -70.02, 123.47 94.84 02/07/2021 15:31:11 -70.03, 123.52 94.84 1.97 20
11 02/07/2021 16:20:57 69.91, -69.04 85.05 02/07/2021 16:21:54 69.93, -69.02 85.05 1.59 57
12 02/10/2021 06:58:29 70.10, 71.82 84.39 02/10/2021 06:57:23 70.13, 71.82 84.43 3.48 66
13 02/10/2021 07:47:59 -69.99,-120.69 95.73 02/10/2021 07:48:05 -70.02,-120.70 95.70 3.24 6
14 02/10/2021 08:37:32 69.55, 46.34 83.85 02/10/2021 08:38:42 69.55, 47.31 83.80 37.38 70

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/29/2021
SNOs_Map_LANDSAT-8_NPP_20210129.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/29/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP