Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and TERRA
TLE Epoch: 2017 12 30.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2017   21:26:19   (  76.43,-127.73) 12/30/2017   21:26:50  (  76.42,-127.63)    2.82                31
 12/30/2017   22:17:17   ( -76.34,  39.86) 12/30/2017   22:16:19  ( -76.34,  39.75)    2.77                58
 01/02/2018   03:00:00   ( -76.43, -31.08) 01/02/2018   03:00:35  ( -76.43, -31.04)    1.00                35
 01/02/2018   03:50:59   (  76.35, 136.47) 01/02/2018   03:50:02  (  76.36, 136.39)    2.40                57
 01/04/2018   08:33:41   (  76.42,  65.59) 01/04/2018   08:34:18  (  76.44,  65.58)    2.05                37
 01/04/2018   09:24:41   ( -76.37,-126.96) 01/04/2018   09:23:47  ( -76.37,-127.03)    1.97                54
 01/06/2018   14:07:24   ( -76.46, 162.08) 01/06/2018   14:08:03  ( -76.44, 162.14)    2.61                39
 01/06/2018   14:58:22   (  76.40, -30.41) 01/06/2018   14:57:30  (  76.37, -30.44)    2.58                52
 01/08/2018   19:41:04   (  76.47,-101.31) 01/08/2018   19:41:46  (  76.44,-101.29)    3.57                42
 01/08/2018   20:32:05   ( -76.41,  66.18) 01/08/2018   20:31:14  ( -76.42,  66.27)    2.62                51
 01/11/2018   01:14:47   ( -76.47,  -4.64) 01/11/2018   01:15:30  ( -76.48,  -4.59)    2.20                43