Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 1999 12 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/01/2000   03:46:35   (  90.00,-156.77) (  90.00,-156.77)    0.00                 0
 01/02/2000   07:33:17   (  90.00, 145.41) (  90.00, 145.41)    0.00                 0
 01/03/2000   11:19:57   (  90.00,  87.61) (  90.00,  87.61)    0.00                 0
 01/04/2000   15:06:36   (  90.00,  29.80) (  90.00,  29.80)    0.00                 0
 01/05/2000   18:53:16   (  90.00, -28.00) (  90.00, -28.00)    0.00                 0
 01/06/2000   22:39:54   (  90.00, -85.80) (  90.00, -85.80)    0.00                 0
 01/08/2000   02:26:35   (  90.00,-143.61) (  90.00,-143.61)    0.00                 0
 01/09/2000   06:13:09   (  90.00, 158.60) (  90.00, 158.60)    0.00                 0
 01/10/2000   09:59:54   (  90.00, 100.78) (  90.00, 100.78)    0.00                 0
 01/11/2000   13:46:33   (  90.00,  42.97) (  90.00,  42.97)    0.00                 0
 01/12/2000   17:33:13   (  90.00, -14.84) (  90.00, -14.84)    0.00                 0
 01/13/2000   21:19:52   (  90.00, -72.64) (  90.00, -72.64)    0.00                 0