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: 8/27/2017
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 08/28/2017 22:25:28 -70.38, 20.51 119.07 08/28/2017 22:24:16 -70.42, 19.83 119.01 25.84 72
2 08/28/2017 23:14:59 70.06,-172.31 60.63 08/28/2017 23:14:55 70.04,-172.28 60.61 2.31 4
3 08/29/2017 00:04:29 -69.95, -4.83 119.47 08/29/2017 00:05:37 -69.95, -4.82 119.48 0.68 68
4 08/31/2017 14:42:01 -70.14, 136.04 118.36 08/31/2017 14:41:07 -70.14, 136.03 118.35 0.50 54
5 08/31/2017 15:31:28 70.03, -56.47 61.56 08/31/2017 15:31:51 70.03, -56.50 61.56 1.10 23
6 08/31/2017 16:21:12 -69.15, 109.97 119.28 08/31/2017 16:22:19 -69.19, 112.05 119.30 82.11 67
7 09/03/2017 06:58:31 -70.11,-108.13 117.42 09/03/2017 06:58:04 -70.13,-108.19 117.39 3.39 27
8 09/03/2017 07:47:58 70.00, 59.36 62.49 09/03/2017 07:48:47 69.97, 59.36 62.46 3.27 49
9 09/05/2017 22:25:31 70.17,-159.78 63.63 09/05/2017 22:24:18 70.17,-159.80 63.63 1.05 73
10 09/05/2017 23:15:01 -70.07, 7.70 116.47 09/05/2017 23:15:00 -70.06, 7.67 116.47 1.45 1
11 09/06/2017 00:04:30 69.85, 175.04 63.33 09/06/2017 00:05:42 69.85, 175.30 63.33 10.14 72
12 09/08/2017 14:42:01 70.13, -43.96 64.58 09/08/2017 14:41:14 70.11, -43.95 64.57 2.73 47
13 09/08/2017 15:31:31 -70.03, 123.53 115.51 09/08/2017 15:31:56 -70.00, 123.53 115.53 3.08 25

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/27/2017
SNOs_Map_LANDSAT-8_NPP_20170828.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/27/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service