Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/18/2015
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 12/18/2015 09:00:21 -69.17,-136.89 87.57 12/18/2015 09:01:31 -69.04,-135.77 87.70 46.66 70
2 12/18/2015 09:50:55 68.52, 31.30 91.78 12/18/2015 09:51:05 68.53, 31.24 91.80 2.90 10
3 12/18/2015 10:41:37 -68.43,-161.27 88.31 12/18/2015 10:40:35 -68.43,-161.25 88.31 0.75 62
4 12/21/2015 01:17:05 -68.66, -20.43 88.03 12/21/2015 01:18:05 -68.64, -20.38 88.05 2.43 60
5 12/21/2015 02:07:48 68.49, 147.11 91.80 12/21/2015 02:07:33 68.47, 147.05 91.78 3.22 15
6 12/21/2015 02:58:21 -67.91, -44.85 88.78 12/21/2015 02:57:10 -67.98, -45.90 88.71 44.53 71
7 12/23/2015 17:33:56 -68.58, 95.45 88.11 12/23/2015 17:34:33 -68.55, 95.40 88.14 3.49 37
8 12/23/2015 18:24:40 68.46, -97.09 91.78 12/23/2015 18:23:59 68.49, -97.04 91.80 3.23 41
9 12/26/2015 09:00:15 69.08, 43.23 92.34 12/26/2015 09:01:25 68.97, 44.17 92.23 39.14 70
10 12/26/2015 09:50:49 -68.56,-148.75 88.19 12/26/2015 09:51:01 -68.55,-148.73 88.21 1.37 12
11 12/26/2015 10:41:33 68.44, 18.71 91.69 12/26/2015 10:40:28 68.42, 18.76 91.67 3.23 65
12 12/29/2015 01:17:00 68.63, 159.61 91.77 12/29/2015 01:18:00 68.60, 159.59 91.74 3.32 60
13 12/29/2015 02:07:41 -68.48, -32.88 88.38 12/29/2015 02:07:30 -68.51, -32.89 88.36 2.90 11
14 12/29/2015 02:58:16 67.88, 135.19 91.02 12/29/2015 02:57:05 67.93, 134.07 91.08 47.08 71
15 12/31/2015 17:33:52 68.56, -84.53 91.54 12/31/2015 17:34:29 68.59, -84.55 91.56 3.14 37
16 12/31/2015 18:24:34 -68.47, 82.91 88.56 12/31/2015 18:24:00 -68.45, 82.91 88.59 2.69 34

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 12/18/2015
SNOs_Map_NPP_TERRA_20151218.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 12/18/2015 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service