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: 1/20/2019
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 01/22/2019 22:25:14 -70.17, 20.18 90.25 01/22/2019 22:24:12 -70.15, 20.17 90.26 2.44 62
2 01/22/2019 23:14:41 70.06,-172.33 89.64 01/22/2019 23:14:56 70.04,-172.36 89.62 2.75 15
3 01/23/2019 00:04:20 -69.46, -5.53 90.94 01/23/2019 00:05:29 -69.47, -4.20 90.99 51.92 69
4 01/25/2019 14:41:43 -70.14, 136.01 90.92 01/25/2019 14:41:06 -70.13, 135.96 90.91 1.72 37
5 01/25/2019 15:31:10 70.03, -56.50 88.97 01/25/2019 15:31:50 70.03, -56.56 88.97 2.17 40
6 01/28/2019 06:08:36 70.53, 84.83 88.79 01/28/2019 06:07:25 70.59, 83.71 88.90 41.96 71
7 01/28/2019 06:58:12 -70.10,-108.16 91.63 01/28/2019 06:57:59 -70.07,-108.16 91.66 3.54 13
8 01/28/2019 07:47:39 69.99, 59.32 88.26 01/28/2019 07:48:43 69.96, 59.31 88.22 2.88 64
9 01/30/2019 22:25:10 70.16,-159.83 87.72 01/30/2019 22:24:10 70.15,-159.83 87.73 0.69 60
10 01/30/2019 23:14:40 -70.06, 7.66 92.39 01/30/2019 23:14:52 -70.05, 7.63 92.39 1.01 12
11 01/31/2019 00:04:17 69.39, 174.39 86.98 01/31/2019 00:05:25 69.36, 175.96 86.88 61.59 68
12 02/02/2019 14:41:39 70.11, -44.02 86.92 02/02/2019 14:41:03 70.09, -43.96 86.91 3.18 36
13 02/02/2019 15:31:09 -70.01, 123.48 93.19 02/02/2019 15:31:45 -69.99, 123.50 93.21 2.71 36

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 1/20/2019
SNOs_Map_LANDSAT-8_NPP_20190121.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 01/20/2019 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service