Data sources:

6m: A.V.Valeev with the Russian 6 m telescope and the SCORPIO camera.
A5: V.P.Goranskij and E.A.Barsukova with the 50-cm Maksutov meniscus telescope of the Moscow University Crimean Observational Station and BVRcIc photometer with the Apogee Alta U8300 CCD. JD 2456889 - 2456901: V = V(A5) - 1.52; B = B(A5) - 0.03; Ic =Ic(A5) + 0.08; JD 2457242 - 2457262: B = B(A5)-1.80; V = V(A5)-0.16; Ic = Ic(A5)+0.19. JD > 2457594: V = V(A5) - 1.89; B = B(A5) - 0.12.
MH: U.Munari, A.Henden, S.Dallaporta, G.Cherini, IBVS No. 6080, 2013; U.Munari, A.Henden, IBVS No. 6087, 2013.
Me: N.V.Metlova with the 60 cm Zeiss telescope of the SAI Crimean Station and the Lyuty UBV photometer. V = V(Me) - 0.41; B = B(Me) - 0.15;
SO: V.P.Goranskij with the 1 m Zeiss telescope of the Special Astrophysical Observatory and the UBVRcIc CCD photometer based on EEV 42-40 chip.