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: 1/24/2020
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 01/25/2020 23:15:00 70.08,-172.31 89.00 01/25/2020 23:14:04 70.11,-172.29 89.04 3.44 56
2 01/26/2020 00:04:29 -70.03, -4.76 91.06 01/26/2020 00:04:46 -70.02, -4.83 91.07 2.95 17
3 01/26/2020 00:54:09 69.20, 161.77 88.15 01/26/2020 00:55:16 69.16, 163.73 88.03 77.73 67
4 01/28/2020 15:31:28 70.09, -56.42 88.33 01/28/2020 15:31:00 70.09, -56.49 88.34 2.68 28
5 01/28/2020 16:20:59 -69.93, 110.99 91.83 01/28/2020 16:21:41 -69.94, 111.05 91.83 2.69 42
6 01/31/2020 06:58:28 -70.27,-107.93 92.22 01/31/2020 06:57:15 -70.33,-108.41 92.12 19.32 73
7 01/31/2020 07:47:57 70.04, 59.39 87.57 01/31/2020 07:47:55 70.01, 59.39 87.54 3.47 2
8 01/31/2020 08:37:27 -69.94,-133.12 92.54 01/31/2020 08:38:37 -69.91,-133.15 92.58 3.11 70
9 02/02/2020 23:14:58 -70.11, 7.72 93.12 02/02/2020 23:14:06 -70.10, 7.71 93.12 0.94 52
10 02/03/2020 00:04:25 69.99, 175.20 86.77 02/03/2020 00:04:50 69.99, 175.18 86.76 0.71 25
11 02/03/2020 00:54:10 -69.07, -18.41 94.12 02/03/2020 00:55:16 -69.04, -16.13 94.25 90.84 66
12 02/05/2020 14:41:42 70.98, -42.74 86.93 02/05/2020 14:40:36 71.02, -45.33 87.09 93.84 66
13 02/05/2020 15:31:27 -70.06, 123.53 93.96 02/05/2020 15:31:02 -70.08, 123.51 93.93 2.92 25
14 02/05/2020 16:20:54 69.94, -68.99 85.92 02/05/2020 16:21:45 69.92, -68.95 85.90 2.46 51

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/24/2020
SNOs_Map_LANDSAT-8_NPP_20200125.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/24/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service