Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between METOP-A and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/17/2011
Index Date Time (METOP-A) METOP-A Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/17/2011 20:10:41 72.63,-130.95 72.65,-131.04 3.49 65
2 12/17/2011 21:01:23 -72.60, 36.33 -72.62, 36.33 2.27 66
3 12/17/2011 21:52:03 72.62,-156.31 72.61,-156.33 1.54 72
4 12/17/2011 22:42:45 -72.59, 10.97 -72.58, 11.04 2.66 73
5 12/17/2011 23:33:30 72.35, 177.81 72.41, 178.69 30.29 71
6 12/18/2011 00:24:12 -72.33, -14.91 -72.34, -13.85 35.89 71
7 12/18/2011 01:14:57 72.09, 151.95 72.11, 153.90 66.75 68
8 12/18/2011 02:05:40 -72.01, -40.87 -72.04, -38.64 76.36 67
9 12/18/2011 02:56:25 71.77, 126.00 71.81, 129.09 107.41 64
10 12/18/2011 03:47:08 -71.69, -66.80 -71.74, -63.46 116.84 63
11 12/18/2011 04:37:53 71.44, 100.08 71.51, 104.27 148.06 60
12 12/18/2011 05:28:36 -71.37, -92.72 -71.44, -88.29 157.32 59
13 12/18/2011 06:19:21 71.12, 74.17 71.16, 79.51 192.00 55
14 12/18/2011 07:10:04 -71.05,-118.62 -71.09,-113.05 201.08 54
15 12/18/2011 08:00:50 70.75, 48.20 70.75, 54.83 243.05 48
16 12/18/2011 08:51:33 -70.68,-144.59 -70.68,-137.74 251.91 47
17 12/18/2011 09:42:20 70.31, 22.16 70.34, 30.12 297.67 40
18 12/18/2011 10:33:03 -70.25,-170.62 -70.27,-162.46 306.31 39
19 12/18/2011 11:23:51 69.83, -3.93 69.87, 5.46 359.34 30
20 12/18/2011 12:14:34 -69.76, 163.30 -69.81, 172.88 367.72 29
21 12/18/2011 13:05:25 69.18, -30.21 69.24, -19.00 442.10 14

Figure of METOP-A and NPP satellite orbits during SNOs since TLE Epoch: 12/17/2011
SNOs_Map_METOP-A_NPP_20111218.jpg

Download SNOs between METOP-A and NPP since TLE EPOCH: 12/17/2011 in txt file.

Historical Predictions of SNOs between METOP-A and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service