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: 7/20/2017
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 07/22/2017 14:41:47 70.15, -43.92 49.99 07/22/2017 14:40:35 70.15, -43.89 50.00 0.91 72
2 07/22/2017 15:31:17 -70.04, 123.56 130.11 07/22/2017 15:31:17 -70.06, 123.57 130.10 1.75 0
3 07/22/2017 16:20:46 69.83, -69.10 49.70 07/22/2017 16:21:58 69.78, -68.71 49.63 15.64 72
4 07/25/2017 06:58:18 70.12, 71.91 50.52 07/25/2017 06:57:32 70.11, 71.93 50.52 1.01 46
5 07/25/2017 07:47:48 -70.01,-120.61 129.58 07/25/2017 07:48:14 -70.01,-120.60 129.58 0.16 26
6 07/27/2017 22:25:07 -70.96, 21.39 128.10 07/27/2017 22:24:00 -71.02, 18.93 127.93 89.58 67
7 07/27/2017 23:14:48 70.08,-172.26 51.08 07/27/2017 23:14:28 70.07,-172.25 51.08 1.14 20
8 07/28/2017 00:04:18 -69.98, -4.77 129.01 07/28/2017 00:05:10 -69.97, -4.77 129.03 1.17 52
9 07/30/2017 14:41:52 -70.16, 136.08 128.22 07/30/2017 14:40:41 -70.14, 136.11 128.23 2.55 71
10 07/30/2017 15:31:19 70.04, -56.44 51.68 07/30/2017 15:31:25 70.04, -56.43 51.68 0.91 6
11 07/30/2017 16:20:52 -69.78, 110.82 128.56 07/30/2017 16:22:04 -69.77, 111.29 128.60 17.97 72
12 08/02/2017 06:58:23 -70.12,-108.10 127.59 08/02/2017 06:57:38 -70.10,-108.07 127.60 2.67 45
13 08/02/2017 07:47:50 70.00, 59.38 52.31 08/02/2017 07:48:22 70.00, 59.39 52.31 0.60 32

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 7/20/2017
SNOs_Map_LANDSAT-8_NPP_20170721.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 07/20/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service