B737-700 first officer reported near midair collision with three powered gliders on approach to rno.

Attributes
ACN	1014016
Time
Date	201205
Local Time Of Day	1201-1800
Place
Locale Reference	ZLA.ARTCC
State Reference	CA
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	B737-700
Operating Under FAR Part	Part 121
Flight Phase	Climb
Flight Plan	IFR
Aircraft 2
Make Model Name	Ultralight
Person 1
Function	First Officer Pilot Not Flying
Events
Anomaly	Conflict NMAC

Narrative:

Approaching 10;000 ft MSL; saw three powered gliders in flight path. Captain disengaged autopilot and started left turn with an additional climb to miss gliders. Passed 300 ft from one glider and within 800 ft of all three gliders. Advised ATC of the gliders' location. Continued to rno uneventfully.

Original NASA ASRS Text

Title: B737-700 First Officer reported NMAC with three powered gliders on approach to RNO.

Narrative: Approaching 10;000 FT MSL; saw three powered gliders in flight path. Captain disengaged autopilot and started left turn with an additional climb to miss gliders. Passed 300 FT from one glider and within 800 FT of all three gliders. Advised ATC of the gliders' location. Continued to RNO uneventfully.

Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.