-150˚ -148˚ -146˚ -144˚ -142˚ -140˚ -138˚ -136˚ -134˚ -132˚ -130˚ -130˚ -132˚ -134˚ -136˚ -138˚ -140˚ -142˚ -144˚ -146˚ -148˚ -16˚ -14˚ -12˚ -10˚ -8˚ -2˚ -16˚ -14˚ -12˚ -10˚ -8˚ -6˚ -4˚ -2˚ 0˚ -150˚ LAC 88 Scale 1:1,000,000 Mercator Projection 0˚ -4˚ -6˚ TIMIRYAZEV Timiryazev B . Timiryazev L . . Timiryazev P Timiryazev S Timiryazev W . SECHENOV . Sechenov C . Sechenov P V A V I L O V Vavilov D Vavilov K Vavilov P WAN-HOO Wan-Hoo T EVANS E v a n s Q P A S C H E N Paschen G Paschen H P a s c h e n M Paschen S Paschen U GALOIS Galois F MECHNIKOV Mechnikov C Mechnikov D Mechnikov F Mechnikov G . Mechnikov Z . Hertzsprung P . Hertzsprung R . Hertzsprung S IOFFE Kibal'chich Q . H E R T Z S P R U N G Gazetteer of Planetary Nomenclature home page: http://planetarynames.wr.usgs.gov/ Image credit: NASA/GSFC/ASU . Hertzsprung M . Lodygin C .