Berdasarkan survey yang dilakukan oleh ''Infrared Astronomical Satellite'' (IRAS), satelit [[Akari (satelit)|Akari]] Jepang, dan ''[[Wide-field Infrared Survey Explorer]]'' oleh NASA, ''Lucifer'' memiliki diameter diantara 27 hingga 39,61 kilometer, dan [[albedo]] pada permukaannya diantara 0,05 hingga 0,1058.<ref>{{Cite journal|last=Tedesco|first=E. F.|last2=Noah|first2=P. V.|last3=Noah|first3=M.|last4=Price|first4=S. D.|date=2004-10-01|title=IRAS Minor Planet Survey V6.0|url=https://ui.adsabs.harvard.edu/abs/2004PDSS...12.....T|journal=NASA Planetary Data System|pages=IRAS–A–FPA-3-RDR-IMPS-V6.0}}</ref><ref>{{Cite journal|last=Masiero|first=Joseph R.|last2=Mainzer|first2=A. K.|last3=Grav|first3=T.|last4=Bauer|first4=J. M.|last5=Cutri|first5=R. M.|last6=Nugent|first6=C.|last7=Cabrera|first7=M. S.|date=2012-11-01|title=PRELIMINARY ANALYSIS OF WISE /NEOWISE 3-BAND CRYOGENIC AND POST-CRYOGENIC OBSERVATIONS OF MAIN BELT ASTEROIDS|url=https://iopscience.iop.org/article/10.1088/2041-8205/759/1/L8|journal=The Astrophysical Journal|volume=759|issue=1|pages=L8|doi=10.1088/2041-8205/759/1/L8|issn=2041-8205}}</ref>''The Collaborative Asteroid Lightcurve Link'' memperoleh albedo sebesar 0.0886 dan diameter sebesar 26,90 kilometer berdasarkan [[Magnitudo mutlak|magnitudo absolut]] 11,1.<ref>{{Cite journal|last=Usui|first=Fumihiko|last2=Kuroda|first2=Daisuke|last3=MÜLler|first3=Thomas G.|last4=Hasegawa|first4=Sunao|last5=Ishiguro|first5=Masateru|last6=Ootsubo|first6=Takafumi|last7=Ishihara|first7=Daisuke|last8=Kataza|first8=Hirokazu|last9=Takita|first9=Satoshi|date=2011-10-25|title=Asteroid Catalog Using AKARI: AKARI/IRC Mid-Infrared Asteroid Survey|url=https://doi.org/10.1093/pasj/63.5.1117|journal=Publications of the Astronomical Society of Japan|volume=63|issue=5|pages=1117–1138|doi=10.1093/pasj/63.5.1117|issn=0004-6264}}</ref>
