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: 1/19/2019
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 01/20/2019 06:08:38 -70.58, -95.11 89.27 01/20/2019 06:07:27 -70.64, -96.39 89.15 47.86 71
2 01/20/2019 06:58:12 70.09, 71.83 90.26 01/20/2019 06:58:02 70.06, 71.84 90.23 3.09 10
3 01/20/2019 07:47:42 -69.98,-120.69 89.86 01/20/2019 07:48:44 -69.97,-120.70 89.88 1.47 62
4 01/22/2019 22:25:14 -70.17, 20.17 90.26 01/22/2019 22:24:12 -70.16, 20.16 90.26 1.15 62
5 01/22/2019 23:14:41 70.06,-172.34 89.63 01/22/2019 23:14:56 70.05,-172.37 89.63 1.27 15
6 01/23/2019 00:04:20 -69.45, -5.54 90.95 01/23/2019 00:05:29 -69.48, -4.20 90.99 52.06 69
7 01/25/2019 14:41:43 -70.13, 136.00 90.93 01/25/2019 14:41:06 -70.14, 135.96 90.91 1.92 37
8 01/25/2019 15:31:10 70.02, -56.52 88.96 01/25/2019 15:31:50 70.03, -56.57 88.98 2.74 40
9 01/28/2019 06:08:36 70.52, 84.82 88.78 01/28/2019 06:07:25 70.59, 83.70 88.91 42.22 71
10 01/28/2019 06:58:12 -70.09,-108.18 91.64 01/28/2019 06:57:59 -70.07,-108.17 91.65 2.01 13
11 01/28/2019 07:47:39 69.98, 59.31 88.25 01/28/2019 07:48:43 69.97, 59.30 88.23 0.96 64
12 01/30/2019 22:25:10 70.15,-159.85 87.71 01/30/2019 22:24:10 70.16,-159.85 87.74 1.44 60
13 01/30/2019 23:14:40 -70.05, 7.65 92.40 01/30/2019 23:14:52 -70.06, 7.62 92.38 1.62 12
14 01/31/2019 00:04:17 69.38, 174.37 86.97 01/31/2019 00:05:25 69.37, 175.95 86.89 61.59 68

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/19/2019
SNOs_Map_LANDSAT-8_NPP_20190119.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/19/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service