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: 5/17/2020
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 05/19/2020 14:41:22 -70.15, 136.04 129.88 05/19/2020 14:40:31 -70.14, 136.03 129.89 1.78 51
2 05/19/2020 15:30:49 70.04, -56.47 50.01 05/19/2020 15:31:15 70.03, -56.49 49.99 1.97 26
3 05/19/2020 16:20:35 -69.06, 109.84 130.96 05/19/2020 16:21:41 -69.08, 112.20 130.99 93.87 66
4 05/22/2020 06:57:54 -70.08,-108.18 130.49 05/22/2020 06:57:25 -70.10,-108.13 130.47 2.24 29
5 05/22/2020 07:47:21 69.97, 59.31 49.40 05/22/2020 07:48:09 69.99, 59.34 49.41 2.20 48
6 05/24/2020 22:24:52 70.30,-159.63 49.23 05/24/2020 22:23:40 70.37,-160.10 49.32 19.21 72
7 05/24/2020 23:14:24 -70.09, 7.71 130.98 05/24/2020 23:14:18 -70.06, 7.70 131.01 3.62 6
8 05/25/2020 00:03:51 69.98, 175.19 48.91 05/25/2020 00:05:02 69.95, 175.17 48.88 2.73 71
9 05/27/2020 14:41:26 70.16, -43.96 48.64 05/27/2020 14:40:31 70.18, -44.02 48.67 3.26 55
10 05/27/2020 15:30:56 -70.06, 123.53 131.46 05/27/2020 15:31:13 -70.07, 123.45 131.45 3.45 17
11 05/27/2020 16:20:36 69.23, -69.96 47.73 05/27/2020 16:21:43 69.23, -68.00 47.68 77.26 67
12 05/30/2020 06:57:59 70.09, 71.82 48.17 05/30/2020 06:57:24 70.09, 71.88 48.17 2.62 35
13 05/30/2020 07:47:29 -69.99,-120.69 131.93 05/30/2020 07:48:06 -69.99,-120.64 131.94 1.98 37

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 5/17/2020
SNOs_Map_LANDSAT-8_NPP_20200518.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 05/17/2020 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service