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This is a list showing the SETI searches that was conducted in the optical and near infrared spectrum of the EM spectrum.  This list contains the results from searches conducted in 1977 up to present day research.  To see the bibliographic information, click on the title of the search you're interested in.  

Title Date Observers Site Objects Instrument Size (m) Flux Limit (W/m^2) Search Wavelength (nm) Resolution Hours Observed Link
MANIA 1973-1974 SHVARTSMAN, ET AL. SPECIAL ASTROPHYSICAL OBSERVATORY 21 PECULIAR OBJECTS 0.6 550 Δt = 10-7 to 100 seconds
A Search for Linear Alignments of Gamma Ray Burst Sources 1978-1980 MICHAEL J. HARRIS INTERPLANETARY NETWORK DATA 54 GAMMA RAY BURST EVENTS PIONEER VENUS & VENERA 11 & 12 SPACECRAFT 20 keV - 1 MeV
Methods and Results of an Optical Search for Extraterrestrial Civilizations 1978-1996 SHVARTSMAN, ET AL. SPECIAL ASTROPHYSICAL OBSERVATORY 93 OBJECTS 6 3 x 10-4 550 Δt = 10-7 seconds 250
A search for natural or artificial objects located at the Earth-Moon libration points 1979 FREITAS,VALDES LEUSCHNER OBSERVATORY, UCB STABLE "HALO ORBITS" ABOUT L4 & L5 LIBRATION POINTS IN EARTH-MOON SYSTEM 0.76 mv = 14 (magnitude) 550 30
IR EXCESS FROM DYSON SPHERES 1980 WITTEBORN NASA - U OF A, MT. LEMON 20 STARS 1.5 N MAGNITUDE EXCESS 8500 - 13500 1 micron 50
SETA 1981-1982 VALDES,FREITAS KPNO EARTH-MOON THROUGH L5, SUN-EARTH L1, L2 0.61 mv = 19 (magnitude) 550 70
DYSON SPHERE SEARCH USING IRAS DATABASE 1983 Richard A. Carrigan Jr ~7000 1527 sources 0.6 0.5 Jy 12000, 25000, 60000 3 color bands ~7000 hours
A Search in the Infrared to Microwave for Astroengineering Activity 1984 SLYSH IRAS Satellite 200,000 objects 0.6 0.5 Jy 12000, 25000, 60000, 100000 ~7000 hours
A Search for Dyson Spheres Around Late-Type Stars in the Solar Neighborhood 1993 JUGAKU, NOGUCHI , NISHIMURA INFRARED TELESCOPE OF INSTITUTE OF SPACE AND ASTRONAUTICAL SCIENCE, JAPAN AND INFRARED TELESCOPE AT XINGLONG STATION OF THE BEIJING ASTRONOMICAL OBSERVATORY 180 SOLAR-TYPE STARS 1.3, 1.26 2200 12000
Prototype Optical SETI Observatory (COSETI) 1995-1998 KINGSLEY COLUMBUS OPTICAL SETI OBSERVATORY, OHIO NEARBY SOLAR-TYPE STARS 0.25 TRANSMITTERS WITH PEAK INSTANTANEOUS POWER > 10 18 W 550
Proposed SETI Search with ISO 1996-1998 TILGNER, HEINRICHSEN, KRUGER ISO (INFRARED SPACE OBSERVATORY) SATELLITE, ISOPHOT PHOTOPOLARIMETER 6 SOLAR-TYPE STARS AND 1 INFRARED-EXCESS TARGET STAR 0.6 [(30 - 90) x 10-29] (S/N = 10) 3000 - 100000 0.2 MICRONS (3 MICRON FILTER BAND) 51 MICRONS (90 MICRON FILTER BAND) 1.3 HOURS (GUARANTEED SCHEDULE)
SEVENDIP 1997-2007 WERTHIMER LEUSCHNER OBSERVATORY 2500 nearby stars + globular clusters and nearby galaxies 0.76 1.5 x 10-9 PEAK DURING 1ns PULSE;OR 1.5 x 10-20 AVERAGE PER 100 SECOND OBSERVATION 300 - 650 200
A search for Dyson spheres around late-type stars in the solar neighborhood III 1997 (A) JUGAKU Archival from IRAS Nishimura"(A) 50 stars (B) 135 stars (C) 19 stars" 2200 - 12000
Harvard OSETI - Initial Exoplanet Searches 1998-2005 HOROWITZ ET AL. (HARVARD OPTICAL SETI) OAK RIDGE OBSERVATORY 13000 SOLAR-TYPE STARS OF WHICH 4000 OBSERVED TO DATE 1.5 4 x 10-9 PEAK IN -20 AVERAGE PER 500 SECOND OBSERVATION;OR 4 x 10-20 AVERAGE PER 500 SECOND OBSERVATION 350 - 700 2400
Reanalysis of Doppler Wobble Data for Laser Signals with HIRES at KECK 1998-2002 Reines A.E., Marcy G.W. LICK, KECK 577 FGK STARS WITHIN 100 pc 10 3.4 x 10-17 400 - 500 5 km s-1 500
LICK OSETI 2000-2005 DRAKE ET AL., LICK OPTICAL SETI LICK OBSERVATORY, UC SANTA CRUZ 5039 SOLAR-TYPE STARS PLANNED 1 (NICKEL REFLECTOR) 1 x 10-9 PEAK DURING 1 ns PULSE;OR 1 x 10-20 AVERAGE 550 SUSPENDED IN SPRING 1999
Cambeltown Australia OSETI 2000-2006 BHATHAL R., DARCY CAMPBELLTOWN ROTARY OBSERVATORY, OZ OSETI 200 SOLAR-TYPE STARS AND 25 GLOBULAR CLUSTERS 0.4, 0.3 6 x 10-9 PEAK DURING 1ns PULSE 550
A search of the IRAS database for evidence of Dyson Spheres 2000-2005 Timofeev M.Y., KARDASHEV N.S., Promyslov V.G Archival from IRAS IRAS Database 0.6 0.5 Jy 10000-10000000 ~7000 hours
A search for Dyson spheres around late-type stars in the solar neighborhood III 1997 (A) JUGAKU Archival from IRAS Nishimura"(A) 50 stars (B) 135 stars (C) 19 stars" 2200 - 12000
Harvard OSETI with Princeton 2001-2002 Wilkinson, Deffenbaugh N. (Harvard Optical Seti Fitz-Randolph Observatory Same Targets Simultaneously as Harvard OSETI program 0.91 3.4 x 10-17 350 - 700