[1] Adam Mickiewicz Univ, Fac Phys, Astron Observ Inst, PL-60286 Poznan, Poland
[2] 4438 Organ Mesa Loop, Las Cruces, NM 88011 USA
[3] Japan Spaceguard Assoc, Bisei Spaceguard Ctr, 1716-3 Okura, Ibara, Okayama 7141411, Japan
[4] Pedagogical Univ, Mt Suhora Observ, Podchorazych 2, PL-30084 Krakow, Poland
[5] Observ Bois Bardon, F-16110 Taponnat, France
[6] Assoc T60, 14 Ave Edouard Belin, F-31400 Toulouse, France
[7] Jan Kochanowski Univ, Inst Phys, Astrophys Div, Swietokrzyska 15, PL-25406 Kielce, Poland
[8] Uzhgorod Natl Univ, Uzhgorod, Ukraine
[9] Univ Zielona Gora, Kepler Inst Astron, Lubuska 2, PL-65265 Zielona Gora, Poland