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: 8/22/2017
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 08/23/2017 14:41:59 70.14, -43.96 58.85 08/23/2017 14:41:03 70.16, -43.99 58.88 2.47 56
2 08/23/2017 15:31:29 -70.02, 123.52 121.25 08/23/2017 15:31:44 -70.00, 123.56 121.27 2.86 15
3 08/23/2017 16:21:08 69.26, -69.88 58.03 08/23/2017 16:22:16 69.26, -68.03 57.97 72.86 68
4 08/26/2017 06:58:28 70.11, 71.89 59.74 08/26/2017 06:57:58 70.09, 71.89 59.72 2.88 30
5 08/26/2017 07:47:58 -70.00,-120.63 120.35 08/26/2017 07:48:40 -69.98,-120.64 120.37 2.17 42
6 08/28/2017 22:25:28 -70.36, 20.48 119.10 08/28/2017 22:24:16 -70.44, 19.79 118.99 26.96 72
7 08/28/2017 23:14:58 70.08,-172.27 60.65 08/28/2017 23:14:55 70.07,-172.32 60.64 2.34 3
8 08/29/2017 00:04:28 -69.98, -4.79 119.44 08/29/2017 00:05:37 -69.97, -4.85 119.46 2.65 69
9 08/31/2017 14:42:01 -70.16, 136.07 118.33 08/31/2017 14:41:08 -70.16, 136.00 118.33 2.89 53
10 08/31/2017 15:31:29 69.99, -56.52 61.52 08/31/2017 15:31:51 70.00, -56.46 61.53 2.68 22
11 08/31/2017 16:21:12 -69.18, 110.01 119.26 08/31/2017 16:22:19 -69.16, 112.09 119.34 82.64 67
12 09/03/2017 06:58:32 -70.07,-108.18 117.45 09/03/2017 06:58:04 -70.09,-108.13 117.43 2.87 28
13 09/03/2017 07:47:58 70.01, 59.38 62.50 09/03/2017 07:48:48 69.99, 59.33 62.48 2.97 50

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 8/22/2017
SNOs_Map_LANDSAT-8_NPP_20170823.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 08/22/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service