Two Iridium satellites in parallel trajectory through Cancer, at 22:51, altitude 17° and 18° respectively and azimuth 274°W. Both Iridiums are replacement units; Iridium 91 replaced Iridium 33, which was destroyed in a satellite collision, and Iridium 84 replaced the decayed Iridium 9.

Iridium 91: USSPACECOM Catalog No. 27373; Int'l Designation Code 2002-005-B. Magnitude -4; Front MMA angle 0.3°, 29.7 km from flare centre.
Iridium 84: USSPACECOM Catalog No. 25530; Int'l Designation Code 1998-066-D. Magnitude -6; Front MMA angle 0.1°, 7.2 km from flare centre.
Source: heavens-above.com