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: 8/15/2017
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 08/18/2017 06:58:29 -70.09,-108.15 122.96 08/18/2017 06:57:52 -70.12,-108.14 122.92 3.24 37
2 08/18/2017 07:47:56 69.98, 59.35 56.96 08/18/2017 07:48:36 70.01, 59.33 56.98 3.07 40
3 08/20/2017 22:25:23 70.46,-159.37 58.26 08/20/2017 22:24:12 70.51,-160.31 58.36 35.75 71
4 08/20/2017 23:14:58 -70.08, 7.71 122.09 08/20/2017 23:14:48 -70.09, 7.66 122.07 2.62 10
5 08/21/2017 00:04:25 69.97, 175.21 57.82 08/21/2017 00:05:32 69.99, 175.13 57.83 3.65 67
6 08/23/2017 14:41:59 70.11, -43.99 58.83 08/23/2017 14:41:02 70.13, -43.94 58.85 2.38 57
7 08/23/2017 15:31:29 -70.01, 123.50 121.26 08/23/2017 15:31:44 -70.02, 123.54 121.26 1.85 15
8 08/23/2017 16:21:08 69.23, -69.91 58.01 08/23/2017 16:22:15 69.23, -67.99 57.94 75.75 67
9 08/26/2017 06:58:29 70.09, 71.86 59.73 08/26/2017 06:57:59 70.11, 71.85 59.75 1.75 30
10 08/26/2017 07:47:59 -69.99,-120.65 120.36 08/26/2017 07:48:41 -70.00,-120.67 120.36 1.00 42
11 08/28/2017 22:25:29 -70.35, 20.47 119.10 08/28/2017 22:24:16 -70.40, 19.85 119.03 23.68 73
12 08/28/2017 23:14:59 70.07,-172.29 60.64 08/28/2017 23:14:55 70.04,-172.28 60.61 3.49 4
13 08/29/2017 00:04:30 -69.92, -4.87 119.50 08/29/2017 00:05:37 -69.93, -4.80 119.50 3.12 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/15/2017
SNOs_Map_LANDSAT-8_NPP_20170816.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/15/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service