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: 3/19/2017
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 03/21/2017 22:24:59 -70.51, 20.62 110.13 03/21/2017 22:23:48 -70.58, 19.62 110.00 38.02 71
2 03/21/2017 23:14:31 70.13,-172.28 69.51 03/21/2017 23:14:25 70.11,-172.33 69.49 3.09 6
3 03/22/2017 00:04:01 -70.01, -4.81 110.62 03/22/2017 00:05:07 -70.01, -4.87 110.63 2.11 66
4 03/24/2017 14:41:31 -70.19, 136.04 111.49 03/24/2017 14:40:32 -70.16, 136.06 111.51 3.13 59
5 03/24/2017 15:30:58 70.08, -56.47 68.40 03/24/2017 15:31:16 70.06, -56.48 68.37 2.58 18
6 03/24/2017 16:20:39 -69.37, 110.18 112.30 03/24/2017 16:21:47 -69.38, 111.85 112.36 65.22 68
7 03/27/2017 06:57:59 -70.14,-108.15 112.59 03/27/2017 06:57:25 -70.16,-108.16 112.56 2.56 34
8 03/27/2017 07:47:26 70.03, 59.34 67.29 03/27/2017 07:48:08 70.01, 59.38 67.27 2.46 42
9 03/29/2017 22:24:52 70.47,-159.43 66.69 03/29/2017 22:23:41 70.54,-160.29 66.80 33.09 71
10 03/29/2017 23:14:27 -70.09, 7.66 113.69 03/29/2017 23:14:17 -70.11, 7.69 113.67 3.12 10
11 03/30/2017 00:03:53 70.03, 175.22 66.24 03/30/2017 00:05:01 70.02, 175.14 66.23 3.08 68
12 04/01/2017 14:41:24 70.19, -43.95 65.38 04/01/2017 14:40:27 70.18, -43.95 65.38 1.04 57
13 04/01/2017 15:30:54 -70.09, 123.54 114.73 04/01/2017 15:31:09 -70.07, 123.54 114.76 2.23 15
14 04/01/2017 16:20:33 69.31, -69.88 64.51 04/01/2017 16:21:40 69.29, -68.00 64.42 73.90 67

Figure of LANDSAT-8 and NPP satellite orbits during SNOs since TLE Epoch: 3/19/2017
SNOs_Map_LANDSAT-8_NPP_20170321.jpg

Download SNOs between LANDSAT-8 and NPP since TLE EPOCH: 03/19/2017 in txt file.

Historical Predictions of SNOs between LANDSAT-8 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service