Photometry of High Albedo Outer-Belt Asteroids: the Case of (665) Sabine and (863) Benkoela

(863) BENKOELA. V. G. Shevchenko1,2, O. I. Mikhalchenko1,2, I. N. Belskaya1,2, V. G. Chiorny1, I. G. Slyusarev1,2, Yu. N. Krugly1, A. N. Rublevsky3, Е. А. Sergeeva3, N. N. Kiselev3, A. Novichonok4, A. V. Kusakin5, I. V. Rewa5, I. E. Molotov6, 1Astronomical Institute of V. N. Karazin Kharkiv National University, Sumska Str. 35, Kharkiv 61058, Ukraine, 2Department of Astronomy and Space Informatics of V. N. Karazin Kharkiv National University, Svobody sq. 4, Kharkiv 61022, Ukraine, 3Crimean Astrophysical Observatory, Nauchnij, Crimea, 4Petrozavodsk State University, Lenin Str. 33, 185910, Petrozavodsk, Republic of Karelia, Russia, 5Fesenkov Astrophysical Institute, Observatory 23, 050020 Almaty, Kazakhstan, 6Keldysh Institute of Applied Mathematics, RAS, Miusskaya sq.4, Moscow 125047, Russia, shevchenko@astron.kharkov.ua.