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: 8/11/2019
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 08/13/2019 14:42:02 70.09, -44.02 55.43 08/13/2019 14:41:14 70.12, -44.01 55.47 3.38 48
2 08/13/2019 15:31:32 -69.98, 123.46 124.67 08/13/2019 15:31:55 -69.97, 123.53 124.68 2.41 23
3 08/16/2019 06:58:32 70.08, 71.85 56.25 08/16/2019 06:58:09 70.09, 71.80 56.26 2.25 23
4 08/16/2019 07:48:02 -69.97,-120.66 123.85 08/16/2019 07:48:50 -69.94,-120.66 123.88 3.22 48
5 08/18/2019 22:25:35 -70.18, 20.23 122.82 08/18/2019 22:24:21 -70.23, 20.06 122.76 8.38 74
6 08/18/2019 23:15:03 70.01,-172.36 57.03 08/18/2019 23:15:03 70.01,-172.31 57.03 2.05 0
7 08/19/2019 00:04:33 -69.91, -4.87 123.06 08/19/2019 00:05:45 -69.91, -4.84 123.06 1.23 72
8 08/21/2019 14:42:06 -70.11, 136.02 122.01 08/21/2019 14:41:14 -70.09, 136.03 122.02 2.29 52
9 08/21/2019 15:31:33 70.00, -56.50 57.90 08/21/2019 15:31:58 69.99, -56.50 57.88 1.18 25
10 08/21/2019 16:21:18 -69.07, 109.88 122.98 08/21/2019 16:22:24 -69.04, 112.19 123.09 91.84 66
11 08/24/2019 06:58:36 -70.04,-108.20 121.18 08/24/2019 06:58:08 -70.07,-108.15 121.15 3.17 28
12 08/24/2019 07:48:02 69.98, 59.36 58.78 08/24/2019 07:48:52 69.97, 59.31 58.76 2.61 50

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/11/2019
SNOs_Map_LANDSAT-8_NPP_20190811.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/11/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service