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: 1/2/2021
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 01/03/2021 23:15:10 -70.07, 7.67 87.26 01/03/2021 23:14:15 -70.09, 7.69 87.23 2.46 55
2 01/04/2021 00:04:37 69.97, 175.16 92.64 01/04/2021 00:04:59 69.98, 175.17 92.65 1.30 22
3 01/04/2021 00:54:20 -69.14, -18.32 88.16 01/04/2021 00:55:27 -69.15, -16.30 88.22 79.78 67
4 01/06/2021 15:31:38 -70.07, 123.55 87.56 01/06/2021 15:31:10 -70.06, 123.51 87.57 2.26 28
5 01/06/2021 16:21:05 69.96, -68.96 92.34 01/06/2021 16:21:54 69.95, -69.01 92.32 2.90 49
6 01/09/2021 06:58:35 70.17, 71.94 92.20 01/09/2021 06:57:23 70.18, 71.78 92.22 6.34 72
7 01/09/2021 07:48:06 -70.01,-120.65 87.97 01/09/2021 07:48:04 -70.02,-120.67 87.95 1.65 2
8 01/09/2021 08:37:34 69.84, 46.76 91.87 01/09/2021 08:38:46 69.81, 46.95 91.82 8.34 72
9 01/11/2021 23:15:04 70.10,-172.27 91.73 01/11/2021 23:14:17 70.10,-172.33 91.73 2.42 47
10 01/12/2021 00:04:34 -70.00, -4.79 88.39 01/12/2021 00:04:59 -69.99, -4.86 88.39 2.84 25
11 01/14/2021 14:41:51 -70.96, 137.24 87.90 01/14/2021 14:40:44 -71.01, 134.66 87.76 93.72 67
12 01/14/2021 15:31:33 70.03, -56.50 91.20 01/14/2021 15:31:11 70.02, -56.45 91.20 1.95 22
13 01/14/2021 16:21:03 -69.93, 110.99 88.91 01/14/2021 16:21:53 -69.91, 111.03 88.93 1.98 50

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/2/2021
SNOs_Map_LANDSAT-8_NPP_20210102.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/02/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP