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: 1/11/2021
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 01/11/2021 23:15:05 70.09,-172.30 91.71 01/11/2021 23:14:17 70.07,-172.29 91.70 2.00 48
2 01/12/2021 00:04:35 -69.97, -4.83 88.41 01/12/2021 00:04:59 -69.98, -4.83 88.41 0.38 24
3 01/14/2021 14:41:50 -70.99, 137.29 87.87 01/14/2021 14:40:44 -71.04, 134.60 87.73 97.37 66
4 01/14/2021 15:31:33 70.02, -56.52 91.19 01/14/2021 15:31:11 70.04, -56.49 91.22 3.38 22
5 01/14/2021 16:21:02 -69.96, 111.04 88.88 01/14/2021 16:21:53 -69.95, 110.98 88.89 2.66 51
6 01/17/2021 06:58:34 -70.10,-108.15 89.23 01/17/2021 06:57:22 -70.13,-108.15 89.19 2.59 72
7 01/17/2021 07:48:01 70.00, 59.34 90.67 01/17/2021 07:48:06 70.02, 59.31 90.70 3.15 5
8 01/17/2021 08:37:33 -69.78,-133.33 89.55 01/17/2021 08:38:45 -69.76,-132.98 89.59 13.66 72
9 01/19/2021 23:15:02 -70.08, 7.70 89.80 01/19/2021 23:14:17 -70.10, 7.65 89.77 3.07 45
10 01/20/2021 00:04:29 69.97, 175.19 90.09 01/20/2021 00:05:00 69.95, 175.19 90.07 2.34 31
11 01/22/2021 14:41:50 70.71, -43.13 90.22 01/22/2021 14:40:41 70.77, -44.95 90.36 67.23 69
12 01/22/2021 15:31:30 -70.05, 123.54 90.42 01/22/2021 15:31:11 -70.03, 123.53 90.44 2.78 19
13 01/22/2021 16:20:57 69.94, -68.97 89.47 01/22/2021 16:21:55 69.93, -69.01 89.46 1.90 58

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/11/2021
SNOs_Map_LANDSAT-8_NPP_20210111.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/11/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP