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: 1/7/2021
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 01/09/2021 06:58:36 70.14, 71.89 92.16 01/09/2021 06:57:23 70.16, 71.80 92.20 4.12 73
2 01/09/2021 07:48:06 -70.03,-120.63 87.95 01/09/2021 07:48:04 -70.01,-120.66 87.97 1.94 2
3 01/09/2021 08:37:34 69.87, 46.79 91.89 01/09/2021 08:38:47 69.85, 46.90 91.86 4.86 73
4 01/11/2021 23:15:05 70.07,-172.32 91.70 01/11/2021 23:14:17 70.08,-172.31 91.71 0.86 48
5 01/12/2021 00:04:35 -69.96, -4.84 88.42 01/12/2021 00:04:59 -69.98, -4.84 88.40 2.04 24
6 01/14/2021 14:41:51 -70.98, 137.28 87.88 01/14/2021 14:40:44 -71.00, 134.68 87.77 94.20 67
7 01/14/2021 15:31:32 70.06, -56.46 91.23 01/14/2021 15:31:11 70.06, -56.51 91.23 1.87 21
8 01/14/2021 16:21:02 -69.95, 111.03 88.89 01/14/2021 16:21:53 -69.95, 110.97 88.88 2.37 51
9 01/17/2021 06:58:34 -70.09,-108.17 89.24 01/17/2021 06:57:21 -70.08,-108.09 89.24 3.21 73
10 01/17/2021 07:48:01 69.98, 59.32 90.65 01/17/2021 07:48:05 69.98, 59.37 90.66 2.07 4
11 01/17/2021 08:37:33 -69.77,-133.34 89.56 01/17/2021 08:38:45 -69.77,-132.99 89.58 13.53 72
12 01/19/2021 23:15:02 -70.07, 7.69 89.81 01/19/2021 23:14:16 -70.06, 7.71 89.81 1.52 46
13 01/20/2021 00:04:29 69.96, 175.17 90.08 01/20/2021 00:05:00 69.96, 175.17 90.09 0.96 31

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/7/2021
SNOs_Map_LANDSAT-8_NPP_20210107.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/07/2021 in txt file.

Historial Predications of SNOs between LANDSAT-8 and NPP