Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2021 9 18.  Predictions up to the next  14.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 09/18/2021   23:26:30   (  29.94,-152.49) 09/18/2021   23:16:30    (  30.22,-152.92)   51.16            600
 09/19/2021   00:08:19   (  -2.60,  21.43) 09/18/2021   23:59:19    (  -2.55,  21.10)   36.98            540
 09/19/2021   00:56:35   (  -1.93,-169.99) 09/19/2021   00:48:50    (  -2.06,-170.58)   66.83            465
 09/19/2021   01:44:42   (   6.47,  -1.36) 09/19/2021   01:38:12    (   6.68,  -2.21)   96.09            390
 09/21/2021   15:36:18   (   5.68, -31.01) 09/21/2021   15:26:27    (   5.63, -31.15)   16.93            591
 09/21/2021   16:24:24   (  -1.08, 137.63) 09/21/2021   16:15:49    (  -1.01, 137.21)   46.64            515
 09/21/2021   17:12:40   (  -3.45, -53.79) 09/21/2021   17:05:20    (  -3.60, -54.46)   76.35            440
 09/24/2021   07:52:22   (   4.17,  85.19) 09/24/2021   07:42:56    (   4.09,  84.96)   26.61            566
 09/24/2021   08:40:28   (   0.44,-106.17) 09/24/2021   08:32:18    (   0.53,-106.67)   56.30            490
 09/24/2021   09:28:44   (  -4.96,  62.41) 09/24/2021   09:21:49    (  -5.13,  61.65)   85.86            415
 09/26/2021   23:26:30   ( -30.00,  27.50) 09/26/2021   23:16:30    ( -30.29,  27.08)   52.47            600
 09/27/2021   00:08:26   (   2.61,-158.60) 09/26/2021   23:59:26    (   2.56,-158.92)   36.25            540
 09/27/2021   00:56:33   (   1.94,  10.02) 09/27/2021   00:48:48    (   2.06,   9.44)   65.97            465
 09/27/2021   01:44:49   (  -6.46, 178.61) 09/27/2021   01:38:19    (  -6.67, 177.77)   95.34            390
 09/29/2021   15:36:16   (  -5.69, 149.00) 09/29/2021   15:26:25    (  -5.63, 148.86)   16.28            591
 09/29/2021   16:24:30   (   1.06, -42.39) 09/29/2021   16:15:55    (   0.97, -42.80)   45.97            515
 09/29/2021   17:12:38   (   3.44, 126.22) 09/29/2021   17:05:18    (   3.59, 125.56)   75.67            440