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: 1/13/2019
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 01/14/2019 22:25:15 70.12,-159.88 91.33 01/14/2019 22:24:15 70.13,-159.80 91.34 2.81 60
2 01/14/2019 23:14:45 -70.02, 7.61 88.78 01/14/2019 23:14:57 -70.03, 7.66 88.77 2.22 12
3 01/15/2019 00:04:22 69.36, 174.34 90.59 01/15/2019 00:05:30 69.34, 175.99 90.51 64.47 68
4 01/17/2019 14:41:44 70.10, -44.04 90.81 01/17/2019 14:41:09 70.11, -44.00 90.83 1.76 35
5 01/17/2019 15:31:14 -70.00, 123.46 89.30 01/17/2019 15:31:51 -70.01, 123.46 89.29 1.52 37
6 01/20/2019 06:08:38 -70.62, -95.03 89.23 01/20/2019 06:07:28 -70.67, -96.42 89.13 51.44 70
7 01/20/2019 06:58:13 70.07, 71.80 90.24 01/20/2019 06:58:03 70.09, 71.79 90.27 2.86 10
8 01/20/2019 07:47:43 -69.97,-120.70 89.87 01/20/2019 07:48:45 -69.99,-120.74 89.85 2.89 62
9 01/22/2019 22:25:15 -70.15, 20.16 90.27 01/22/2019 22:24:12 -70.13, 20.20 90.29 3.19 63
10 01/22/2019 23:14:42 70.03,-172.36 89.61 01/22/2019 23:14:56 70.03,-172.33 89.60 1.51 14
11 01/23/2019 00:04:20 -69.50, -5.47 90.91 01/23/2019 00:05:30 -69.50, -4.24 90.96 47.97 70
12 01/25/2019 14:41:43 -70.12, 135.99 90.94 01/25/2019 14:41:05 -70.12, 136.00 90.93 0.30 38
13 01/25/2019 15:31:10 70.00, -56.54 88.94 01/25/2019 15:31:49 70.01, -56.54 88.96 2.07 39

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/13/2019
SNOs_Map_LANDSAT-8_NPP_20190114.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/13/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service