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: 1/19/2020
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 01/20/2020 15:31:32 -70.07, 123.54 89.80 01/20/2020 15:30:57 -70.07, 123.56 89.79 0.70 35
2 01/20/2020 16:20:59 69.96, -68.97 90.10 01/20/2020 16:21:41 69.96, -68.97 90.10 0.21 42
3 01/23/2020 06:58:25 70.46, 72.36 90.00 01/23/2020 06:57:14 70.48, 71.37 90.07 36.96 71
4 01/23/2020 07:48:01 -70.03,-120.63 90.42 01/23/2020 07:47:49 -70.02,-120.59 90.43 2.19 12
5 01/23/2020 08:37:28 69.92, 46.86 89.47 01/23/2020 08:38:33 69.91, 46.88 89.45 1.14 65
6 01/25/2020 23:14:59 70.14,-172.22 89.06 01/25/2020 23:14:00 70.12,-172.29 89.05 3.48 59
7 01/26/2020 00:04:30 -69.99, -4.81 91.10 01/26/2020 00:04:41 -69.97, -4.74 91.12 3.56 11
8 01/26/2020 00:54:07 69.32, 161.92 88.27 01/26/2020 00:55:15 69.33, 163.50 88.21 61.96 68
9 01/28/2020 15:31:27 70.10, -56.41 88.34 01/28/2020 15:30:51 70.08, -56.44 88.33 2.20 36
10 01/28/2020 16:20:57 -69.99, 111.08 91.77 01/28/2020 16:21:33 -69.98, 111.03 91.79 2.76 36
11 01/31/2020 06:58:20 -70.65,-107.36 91.85 01/31/2020 06:57:10 -70.71,-108.97 91.72 59.40 70
12 01/31/2020 07:47:56 70.04, 59.39 87.57 01/31/2020 07:47:43 70.04, 59.40 87.57 0.77 13
13 01/31/2020 08:37:26 -69.94,-133.11 92.54 01/31/2020 08:38:25 -69.93,-133.12 92.56 1.33 59

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/19/2020
SNOs_Map_LANDSAT-8_NPP_20200119.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/19/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service