Simultaneous Nadir Overpasses (SNOs) between METOP-A and NPP
TLE Epoch: 2015 1 21.  Predictions up to the next  14.0 days:

     Date     Time(METOP-A) METOP-A Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/22/2015   00:25:12   ( -73.13, -13.51) 01/22/2015   00:26:00  ( -73.12, -13.56)    2.25                48
 01/22/2015   01:15:53   (  73.09, 153.73) 01/22/2015   01:16:46  (  73.11, 153.77)    2.09                53
 01/22/2015   02:06:34   ( -73.12, -38.89) 01/22/2015   02:07:30  ( -73.13, -38.96)    2.73                56
 01/22/2015   02:57:14   (  73.13, 128.46) 01/22/2015   02:58:16  (  73.12, 128.37)    3.00                62
 01/22/2015   03:47:56   ( -73.10, -64.27) 01/22/2015   03:48:59  ( -73.09, -64.25)    0.88                63
 01/22/2015   04:38:36   (  73.11, 103.08) 01/22/2015   04:39:45  (  73.08, 103.08)    3.02                69
 01/22/2015   05:29:18   ( -73.08, -89.65) 01/22/2015   05:30:29  ( -73.11, -89.65)    2.60                71
 01/22/2015   06:20:01   (  72.94,  77.38) 01/22/2015   06:21:13  (  72.99,  77.89)   17.72                72
 01/22/2015   07:10:43   ( -72.91,-115.35) 01/22/2015   07:11:56  ( -72.97,-114.73)   20.89                73
 01/22/2015   08:01:28   (  72.67,  51.48) 01/22/2015   08:02:37  (  72.70,  53.13)   54.83                69
 01/22/2015   08:52:11   ( -72.59,-141.35) 01/22/2015   08:53:20  ( -72.68,-139.50)   62.09                69
 01/22/2015   09:42:55   (  72.34,  25.49) 01/22/2015   09:44:00  (  72.41,  28.35)   96.51                65