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: 4/21/2019
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 04/23/2019 14:41:18 70.15, -44.04 57.51 04/23/2019 14:40:34 70.17, -43.99 57.53 3.13 44
2 04/23/2019 15:30:47 -70.09, 123.52 122.56 04/23/2019 15:31:16 -70.08, 123.47 122.58 2.61 29
3 04/26/2019 06:08:08 -70.84, -94.77 122.68 04/26/2019 06:06:59 -70.90, -96.70 122.58 70.52 69
4 04/26/2019 06:57:46 70.13, 71.82 56.61 04/26/2019 06:57:31 70.16, 71.79 56.64 3.06 15
5 04/26/2019 07:47:16 -70.03,-120.70 123.50 04/26/2019 07:48:12 -70.01,-120.66 123.53 2.46 56
6 04/28/2019 22:24:46 -70.23, 20.19 124.14 04/28/2019 22:23:42 -70.20, 20.18 124.16 3.34 64
7 04/28/2019 23:14:13 70.11,-172.33 55.74 04/28/2019 23:14:26 70.09,-172.34 55.72 2.45 13
8 04/29/2019 00:03:50 -69.63, -5.37 124.75 04/29/2019 00:05:01 -69.62, -4.32 124.78 40.59 71
9 05/01/2019 14:41:15 -70.15, 135.96 125.04 05/01/2019 14:40:39 -70.18, 135.98 125.01 2.70 36
10 05/01/2019 15:30:41 70.09, -56.48 54.89 05/01/2019 15:31:23 70.07, -56.55 54.88 3.08 42
11 05/04/2019 06:08:10 70.39, 84.55 54.41 05/04/2019 06:06:58 70.47, 83.96 54.51 23.62 72
12 05/04/2019 06:57:43 -70.13,-108.19 125.86 05/04/2019 06:57:36 -70.15,-108.22 125.83 2.84 7
13 05/04/2019 07:47:10 70.00, 59.28 54.02 05/04/2019 07:48:19 70.00, 59.32 54.00 1.94 69

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 4/21/2019
SNOs_Map_LANDSAT-8_NPP_20190421.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 04/21/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service