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: 8/8/2017
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 08/10/2017 06:58:25 70.10, 71.88 54.60 08/10/2017 06:57:46 70.09, 71.92 54.60 1.87 39
2 08/10/2017 07:47:54 -70.00,-120.64 125.50 08/10/2017 07:48:27 -69.99,-120.61 125.50 1.14 33
3 08/12/2017 22:25:18 -70.70, 20.99 124.05 08/12/2017 22:24:09 -70.75, 19.33 123.93 61.13 69
4 08/12/2017 23:14:55 70.05,-172.32 55.34 08/12/2017 23:14:42 70.07,-172.28 55.37 2.79 13
5 08/13/2017 00:04:25 -69.94, -4.84 124.75 08/13/2017 00:05:24 -69.96, -4.81 124.74 2.67 59
6 08/15/2017 14:41:58 -70.15, 136.06 123.75 08/15/2017 14:40:55 -70.14, 136.06 123.75 0.84 63
7 08/15/2017 15:31:25 70.04, -56.45 56.16 08/15/2017 15:31:39 70.04, -56.48 56.16 1.07 14
8 08/15/2017 16:21:03 -69.50, 110.43 124.35 08/15/2017 16:22:13 -69.51, 111.62 124.38 46.43 70
9 08/18/2017 06:58:29 -70.09,-108.15 122.96 08/18/2017 06:57:52 -70.12,-108.14 122.92 3.35 37
10 08/18/2017 07:47:56 69.97, 59.33 56.95 08/18/2017 07:48:35 69.97, 59.40 56.93 2.56 39
11 08/20/2017 22:25:24 70.45,-159.38 58.25 08/20/2017 22:24:13 70.52,-160.33 58.37 36.35 71
12 08/20/2017 23:14:58 -70.08, 7.71 122.10 08/20/2017 23:14:48 -70.10, 7.66 122.07 3.01 10
13 08/21/2017 00:04:25 69.96, 175.19 57.81 08/21/2017 00:05:31 69.95, 175.19 57.79 1.28 66

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/8/2017
SNOs_Map_LANDSAT-8_NPP_20170809.jpg

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

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service