Yurij N. Krugly


Date of Birth: August 7, 1962

Place of Birth: Kharkiv region, Ukraine

Marital status: married, one daughter (23 years old)

Present position and address: Senior Scientific Researcher,

Institute of Astronomy of V.N. Karazin Kharkiv National University,

Sumska str. 35, Kharkiv 61022, Ukraine

Tel: 38-057-707-5470
Fax: 38-057-700-5349
E-mail: krugly@astron.kharkov.ua

ResearchGate: https://www.researchgate.net/profile/Yurij_Krugly


- Senior Research Scientist, Heliophysics and Physics of Solar System, 2007, Karazin Kharkiv National University of MES of Ukraine

- Ph. D., Physics and Mathematics Sci., 2004, Main Astronomical Observatory of NAS of Ukraine, Kiev, Ukraine

- M. Sci., Astronomer, 1985, Department of Astronomy, Faculty of Physics, Kharkiv State University, USSR


- Senior Research Scientist, Institute of Astronomy of Kharkiv National University, since 2004

- Research Scientist, Astronomical Observatory (now Institute of Astronomy) of Kharkiv State University (now Kharkiv National University), 1992-2004

- Junior Scientist, Astronomical Observatory of Kharkiv State University, 1988-1992

- Junior Scientist, Astronomical Observatory of Physics and Engineering Institute, Ashkhabad, Turkmenistan, 1985-1988

- Student of the Astronomy Department of Kharkiv State University, 1980-1985


- Member of Ukrainian Astronomical Association

- Member of European Astronomical Society

- Member of International Astronomical Union (Commission No. 15, 20)


- Personal Grant of American Astronomical Society in 1994

- Personal Grant of International Scientific-Educational Program for Young Scientists and Teachers, International Scientific Fond in 1998


- Solar System bodies: physical properties of Near-Earth Asteroids (NEAs), the main-belt asteroids, and Trans-Neptunian Objects (TNOs)

- Searching and study of asynchronous binary between NEAs and main-belt asteroids

- Detection and investigation of Yarkovsky–O’Keefe–Radzievskii–Paddack effect (YORP)

- Physical properties of young cluster asteroids in the main-belt

- Astrometry of celestial bodies


- The photometry of asteroids with TV, photoelectric and CCD methods (since 1984).

- Developing equipment and methods of the photometric observations of celestial bodies with photomultipliers (1987-1994).

- Developing software for reduction and analyzing photometric observations (since 1990).

- Organization and carrying out regular CCD observations of NEAs in Kharkiv and Simeiz Observatories (since 1995, for the first time in former USSR).

- Working out methods of photometric CCD observations of fast-moving objects, its reduction and developing appropriate software (since 1995).

- Organization of photometrical observations of NEAs in frame of International Scientific Optical Network (ISON, former PulCOO) (since 2007)


- Crimea Astrophysical Observatory 0.5m Maksutov telescope (September 1984 – March 1985).

- Ashkhabad Observatory 0.65m and 0.2m reflectors, Turkmenistan (1985 – 1987).

- 0.7m reflector at Chuguevskaya Observation Station of Astronomical Observatory of Kharkiv State University (regularly since 1988 – at present).

- Simeiz Observatory 0.6m and 1m telescopes (regularly since December 1992 - at present).

- Participation in wide-world observing companies of NEAs: 4179 Toutatis (1992/93), 1620 Geographos (1994), 6489 Golevka (1995).

- Conducting lightcurve observations of several tens of main-belt asteroids and more than 100 near-Earth asteroids for determination rotation periods, diameters and pole coordinates, obtaining magnitude-phase relations, modeling shapes (since 1986 – at present).

- CCD astrometry of near-Earth objects (follow-up) in frame of European Near-Earth Asteroid Observatory (EUNEASO program) (1995-2000).

- Discovery and investigation by photometric method of several binary NEAs in collaboration with Petr Pravec (Ondrejov Observatory) (1997-2004).

- Participation in Photometric Survey for Asynchronous Binary Asteroids (BinAstSurvey) (since 2005 - at present)

- Detection and investigation of YORP-effect for 1862 Apollo (the first detection of the YORP), 1620 Geographos and 3103 Eger.

- Carrying out CCD observations of NEAs, main-belt asteroids, and TNOs with 1.5m telescope of Maidanak Observatory, 2m telescope of Rozhen Observatory, and 2.6 m telescope of Crimean Astrophysical Observatory (2006-2012).

Main publications of Yurij N. Krugly:

  1. Golubov O., Krugly Yu.N. 2012. Tangential component of the YORP effect. ApJ. 752, L11.

  2. Pravec, P.; Scheirich, P.; Vokrouhlický, D.; … Krugly, Yu. N. et al. 2012. Binary asteroid population. 2. Anisotropic distribution of orbit poles of small, inner main-belt binaries. Icarus 218, 125-143.

  3. Shevchenko V.G., I. N. Belskaya, I. G. Slyusarev, Yu. N. Krugly, V. G. Chiorny, N. M. Gaftonyuk, Z. Donchev, V. Ivanova, M. A. Ibrahimov, Sh. A. Ehgamberdiev, I. E. Molotov. 2012. Opposition effect of Trojan asteroids. Icarus 217, 202-208.

  4. Magri C., Howell E. S., Nolan M. C., … Krugly Yu. N. et al. 2011. Radar and photometric observations and shape modeling of contact binary near-Earth asteroid (8567) 1996 HW1. Icarus 214, 210-227.

  5. Vokrouhlický D., Ďurech J., Polishook D., Krugly Yu. N., et al. 2011. Spin vector and shape of (6070) Rheinland and their implications. Astron. J. 142, 142-159.

  6. Krugly Yu.N., I.E. Molotov, V.M. Agapov, L. Elenin, N.M. Gaftonyuk, V.V. Kouprianov, N.H. Minikulov, M.I. Gulyamov, S. Abdulloev, Z. Donchev, V. Ivanova, A.V. Sergeev, O.A. Burkhonov, Sh.A. Ehgamberdiev, V.V. Rumyantsev, R.Ya. Inasaridze, Yu.N. Ivashchenko, B. Satovskiy, С. Сappelletti, A. Baransky, N.I. Dorokhov. 2011. Observations of asteroids in International Scientific Optical Network // Proc. Gaia FUN SSO Workshop, IMCCE-Paris Obs-ry, 2010, Nov. 29 – Dec. 1. 2010. ISBN 2-910015-63-7. 101-104.

  7. Pravec P., Vokrouhlicky D., Polishook D., … Krugly Yu.N. et al. 2010. Asteroid pairs formed by rotational fission. Nature 466, 1085-1088.

  8. Belskaya, I. N.; Fornasier, S.; Krugly, Yu. N.; et al. 2010. Puzzling asteroid 21 Lutetia: our knowledge prior to the Rosetta fly-by. Astron. Astroph. 515, A29, 1-8.

  9. Tereschenko I.A., Shevchenko V.G., Krugly Yu.N. 2010. Investigation of photometric system of telescope AZT-8 and CCD-camera IMG 1024S// Kin. Fis. Neb. Tel 26, No. 2, 74-80.

  10. Krugly Yu.N., Behrend R., Pravec P., et al. 2010. (8373) Stephengould. Edited by Green, D. W. E. CBET 2193, 1.

  11. Gaftonyuk N.M., Krugly Yu.N., Molotov I.E. 2010. Results of photometric observations of potentially hazardous asteroids. In: Protecting the Earth against collisions with asteroids and comet nuclei. Eds. A.M. Finkelstein, W.F. Huebner, V.A. Shor. Proc. of Intern. Conf. ACH-2009, St.Petersburg, Sept. 21-25, 2009. "Nauka", St.Petersburg, 49-51.

  12. Krugly Yu.N., Gaftonyuk N.M., Durech J., Vokrouhlicky D., Kaasalainen M., Shevchenko V.G., Ibrahimov M.A., Marshalkina A.L., Rumyantsev V.V., Molotov I.E., Donchev Z., Ivanova V., Sergeyev A.V., Tungalag N. 2010. Detection of YORP effect for NEAs from photometric observations. In: Protecting the Earth against collisions with asteroids and comet nuclei. Eds. A.M. Finkelstein, W.F. Huebner, V.A. Shor. Proc. of Intern. Conf. ACH-2009, St.Petersburg, Sept. 21-25, 2009. "Nauka", St.Petersburg, 58-61.

  13. Golubov O., Krugly Yu. 2010. YORP: influence on rotation rate. In: Protecting the Earth against collisions with asteroids and comet nuclei. Eds. A.M. Finkelstein, W.F. Huebner, V.A. Shor. Proceedings of the Intern. Conf. ACH-2009, St.Petersburg, Sept. 21-25, 2009. "Nauka", St.Petersburg, 90-94.

  14. Molotov I.E., Agapov V.M., Kouprianov V.V., … Krugly Yu. N., et al. 2009. International scientific optical network. Izvestia Glavnoj Astron. Observ. v Pulkove, 219, No. 1, 231-248 (rus).

  15. Vokrouhlicky D., J. Durech, T. Michałowski, Y. N. Krugly, N. M. Gaftonyuk, A. Kryszczynska, F. Colas, J. Lecacheux, I. Molotov, I. Slyusarev, M. Polinska, D. Nesvorny, E. Beshore. 2009. Datura family: the 2009 update. Astron. Astrophys. 507, 495-504.

  16. Durech J., D. Vokrouhlicky, D. Polishook, Y. N. Krugly, N.M. Gaftonyuk, R.D. Stephens, B.D. Warner, M. Kaasalainen, J. Gross, W. Cooney, D. Terrel. 2009. Detection of the YORP effect in asteroid (3103) Eger. DPS meeting 41, AAS, #56.07.

  17. Shevchenko V. G., N. Tungalag, V. G. Chiorny, N. M. Gaftonyuk, Yu. N. Krugly, A. W. Harris. 2009. CCD-photometry and pole coordinates for eight asteroids. Planet. Space Sc. 57, 1514–1520.

  18. Pandey S. B., Castro-Tirado A. J., Jelínek M., … Yu. Krugly et al. 2009. Multi-wavelength observations of the GRB 080319B afterglow and the modeling constraints. Astron. Astrophys. 504, 45-51.

  19. Belskaya I. N., Fornasier S., Krugly Yu. N. 2009. Polarimetry and BVRI photometry of the potentially hazardous near-Earth Asteroid (23187) 2000 PN9. Icarus 201, 167-171.

  20. Shevchenko V. G., Krugly Yu. N., Belskaya I. N., et al. 2009. Do Trojan Asteroids Have the Brightness Opposition Effect? 40th LPSC, March 23-27, 2009, The Woodlands, Texas, Id.1391.

  21. Dotto E., D. Perna, S. Fornasier, I. N. Belskaya, M. A. Barucci, V. G. Shevchenko, Yu. N. Krugly, N. M. Gaftonyuk, I. A. Tereschenko, F. Scipioni, F. De Luise. 2009. Photometric and spectroscopic investigation of 2867 Steins, target of the Rosetta mission. Ground-based results prior to the Rosetta fly-by. Astron. Astroph. 494. L29–L32.

  22. Pravec P., Harris A. W., Vokrouhlický D., … Krugly Yu. N. et al. 2008. Spin rate distribution of small asteroids. Icarus 197, 497-504.

  23. Durech J., Vokrouhlický D., Kaasalainen M., Higgins D., Krugly Yu. N., Gaftonyuk N. M., Shevchenko V. G., Chiorny V. G., Hamanowa H., H. Hamanowa H., Reddy V., Dyvig R. R. 2008. Detection of the YORP effect in asteroid (1620) Geographos. Astron. Astrophys. 489. L25–L28.

  24. Durech J., Vokrouhlický D., Kaasalainen M., … Krugly Yu. N., et al. 2008. New photometric observations of asteroids (1862) Apollo and (25143) Itokawa - an analysis of YORP effect. Astron. Astrophys. 488, 345-350.

  25. Shevchenko V. G., Chiorny V. G., Gaftonyuk N. M., Krugly Yu. N., Belskaya I. N., Tereschenko I. A., Velichko F. P. 2008. Asteroid observations at low phase angles. III. Brightness behavior of dark asteroids. Icarus 196, 601-611.

  26. Krugly Yu. N., Gaftonyuk N. M., Ďurech J., Vokrouhlicky D., Kaasalainen M., Shevchenko V. G., Ibrahimov M.A., Marshalkina A., Rumyantsev V., Molotov I. E. 2008. Photometry of Asteroids: Detection of the YORP Effect. Abstract book of the Intern. Conf. SOLAR SYSTEM BODIES: FROM OPTICS TO GEOLOGY, May 26–29, 2008, Kharkiv, Ukraine. 77-78.

  27. Krugly Yu., Slyusarev I., Pozanenko A. 2008. GRB080319B: optical observations. GRB Coordinates Network, Circular Service, 7519, 1.

  28. Gaftonjuk N. M., Yu. N. Krugly. 2008. Photometry of near-Earth asteroids obtained in 2005-2007 in Simeiz. Proc. Intern. Conf. Near-Earth Astronomy 2007. 3-7 September, 2007, Terskol. – Nalchik. Edited by L. V. Rykhlova, V. K. Tarady. 75-79.

  29. Warner B. D., A. W. Harris, P. Pravec, R. D. Stephens, D. P. Pray, W. R. Cooney, J. Gross, D. Terrell, S. Gajdos, A. Galad, Yu. Krugly. 2008. 1453 Fennia: A Hungaria Binary. Minor Planet Bull. 35, 73-74.

  30. Carbognani A., P. Pravec, Yu. N. Krugly, D. P. Pray, Š. Gajdoš, N. M. Gaftonyuk, I. Slyusarev. 2008. Lightcurve photometry and search for cometary activity of NEA 2007 PU11. Minor Planet Bull. 35, 61-62.

  31. Kaasalainen M., Durech J., Warner B. D., Krugly Y., Gaftonyuk N., Higgins D. Detecting YORP effect with photometry: (1862) Apollo. DPS Meeting 39, AAS, Abstract 05.04.

  32. Chiorny V. G., Shevchenko V. G., Krugly Yu. N., Velichko F. P., Gaftonyuk N. M. 2007. Photometry of asteroids: Lightcurves of 24 asteroids obtained in 1993–2005. Planet. Space Sc. 55, 986-997.

  33. Reddy V., Dyvig R., Pravec P., Kusnirak P., Galad A., Kornos L., Gajdos S., Vilagi J., Pray D., Cooney W., Gross J., Terrell D., Krugly Yu., Ries J., Archer K., Oey J., Pikler M., Husarik M., Durkee R., Colas F., Harris A. 2007. (4951) Iwamoto. IAU Circ., 8836, 2. Edited by Green D. W. E.

  34. Kaasalainen M., Ďurech J., Warner B. D., Krugly Yu. N., Gaftonyuk N. M. 2007. Acceleration of the rotation of asteroid 1862 Apollo by radiation torques. Nature 446, No. 7134, 420-422.

  35. Krugly Yu. N., N. M. Gaftonyuk, I. N. Belskaya, V. G. Chiorny, V. G. Shevchenko, F. P. Velichko, D. F. Lupishko, A. A. Konovalenko, I. S. Falkovich, I. E. Molotov. 2007. Kharkiv study of near-Earth asteroids. Proceedings of IAU Symposium 236. Near Earth Objects, our Celestial Neighbors: Opportunity and Risk. Edited by G. B. Valsecchi and D. Vokrouhlický. – Cambridge: Cambridge University Press, 385-390.

  36. Krugly Yu. N., C. Maccone, N. M. Gaftonyuk, D. F. Lupishko, V. G. Shevchenko, F. P. Velichko. 2007. 11264 Claudiomaccone: Small binary main-belt asteroid. Planet. Space Sc. 55, 449-454.

  37. Lupishko D. F., Yu. N. Krugly, V.G. Shevchenko. 2007. Photometry of asteroids. Kinem. Fiz. Neb. Tel. 23, No. 6, 323-336.

  38. Pravec P., P. Scheirich, P. Kusnirak, .. Yu. N. Krugly, et al. 2006. Photometric survey of binary near-Earth asteroids. Icarus 181, 63-93.

  39. Pravec P., Harris A.W., Scheirich P., .. Krugly Yu.N., et al. 2005. Tumbling asteroids. Icarus. 173, 108-131.

  40. Gaftonjuk N. M., Yu. N. Krugly. 2004. Photometrical observations of asteroids carrying out at Simeiz Observatory in 2002. Visnyk Astron. Schkoly 5, No. 1-2, 122-125.

  41. Krugly Yu. N. 2004. Problems of CCD photometry of fast-moving asteroids. Astron. Vestn. 38, 277-285.

  42. Kaasalainen M., P. Pravec, Yu. N. Krugly, et al. 2004. Photometry and models of eight near-Earth asteroids. Icarus 167, 178-196.

  43. Belskaya I. N., V. G. Shevchenko, N. N. Kiselev, Yu. N. Krugly, et al. 2003. Opposition polarimetry and photometry of S and E-type asteroids. Icarus 166, 276-284.

  44. Shevchenko V. G., Yu. N. Krugly, V. G. Chiorny, et al. 2003. Rotation and photometric properties of E-type asteroids. Plane. Space Sci., 51, 525-532.

  45. Krugly Yu. N., I. N. Belskaya, V. G. Shevchenko, et al. 2002. CCD Photometry of Near-Earth asteroids in 1996-1999. Icarus 158, 294-304.

  46. Pravec P., L. Sarounova, M. D. Hicks, ... Yu. N. Krugly. 2002. Two periods of 1999 HF1 – another binary NEA candidate. Icarus 158, 276-280.

  47. Shevchenko V. G., I. N. Belskaya, Yu. N. Krugly, et al. 2002. Asteroid observations at low phase angles. II. 5 Astraea, 75 Eurydike, 77 Frigga, 105 Artemis, 119 Althaea, 124 Alkeste, and 201 Penelope. Icarus 155, 365-374.

  48. Belskaya I. N., V. G. Shevchenko, Yu. S. Efimov, ... Yu. N. Krugly, et al. 2002. Opposition polarimetry and photometry of the low albedo asteroid 419 Aurelia. Proc. of Conf. "Asteroids, Comets, Meteors 2002", 29 July - 2 Aug. 2002, Berlin, Germany. P. 489-491.

  49. Krugly Yu. N., I. N. Belskaya, V. G. Chiorny, et al. 2002. CCD photometry of near-Earth asteroids in 2001. Proc. of Conf. "Asteroids, Comets, Meteors 2002", 29 July - 2 Aug. 2002, Berlin, Germany. P. 903–906.

  50. Gaftonjuk N. M., Yu. N. Krugly. 2001. CCD observations of near-Earth asteroids in Simeiz. Proc. of Conf. "Near-Earth astronomy of the XXI century", 21-25 May 2001, Moscow, Russia, P. 258-261.

  51. Pravec P., L. Sarounova, L. A. M. Benner, … Yu. N. Krugly, et al. 2000. Slowly Rotating Asteroid 1999 GU3. Icarus 148, 589-593.

  52. Pravec P., L. Sarounova, D. L. Rabinovich, … Yu. N. Krugly, et al. 2000. Two-period lightcurves of 1996 FG3, 1998 PG and 5407 1992 AX: one probable and two possible binary asteroids. Icarus 146, 190-203.

  53. Krugly Yu. N., I. N. Belskaya, V. G. Chiorny, V. G. Shevchenko. 2000. Follow-up CCD observations of near-Earth asteroids in 1999. Kin. Fiz. Neb. Tel. Suppl., No. 3, 217-218.

  54. Krugly Yu. N., V. G. Shevchenko. 1999. Magnitude phase dependence of asteroid 433 Eros. Lunar Planet. Sci. Conf. 30, abstract 1585.

  55. Mottola S., A. Erikson, A. W. Harris, … Yu. N. Krugly, et al. 1997. Physical model of near-Earth asteroid 6489 Golevka (1991 JX) from optical and infrared observations. Astron. J. 114, 1234-1245.

  56. Magnusson P., M. Dahlgren, M. A. Barucci, … Yu. N. Krugly, et al. 1996. Photometric observations and modeling of asteroid 1620 Geographos. Icarus 123, 227-244.

  57. Shevchenko V. G., V. G. Chiorny, A. V. Kalashnikov, Yu. N. Krugly, et al. 1996. Magnitude-phase dependence for three asteroids. Astron. Astrophys. Suppl., 115, 475-479.

  58. Michalowski T., F. P. Velichko, M. Di Martino, Yu. N. Krugly, et al. 1995. Photometry and models of four asteroids: 17 Thetis, 52 Europa, 532 Herculina, and 704 Interamnia. Icarus 118, 292-301.

  59. Spenser J.R., L. A. Akimov, C. Angeli, … Yu. N. Krugly, et al. 1995. The lightcurve of 4179 Toutatis: Evidence for complex rotation. Icarus 117, 71-89.

  60. Chernova G. P., N. N. Kiselev, Yu. N. Krugly, et al. 1995. Photometry of Amor-Asteroids 1036 Ganymede and 1627 Ivar. Astron. J. 110, 1875-1878.

  61. Mohamed R. A., Yu. N. Krugly, D. F. Lupishko. 1995. Light curves and rotation periods of asteroids 371 Bohemia, 426 Hippo, 480 Hansa, and 735 Marghanna. Astron. J., 109, 1-3.

  62. Velichko F. P., T. Michalowski, A. Erikson, Yu. N. Krugly, et al. 1995. Lightcurves, magnitude-phase dependence and spin vector of asteroid 675 Ludmilla. Astron. Astrophys. Suppl., 110, 125-129.

  63. Prokof'eva V. V., V. P. Taraschuk, Yu. N. Krugly, et al. 1995. Analysis of brightness variations of asteroid 4179 Toutatis. Pis'ma v AZ, 21, 66-79.

  64. Krugly Yu. N., V. G. Shevchenko, V. P. Velichko, et al. 1994. Asteroid 83 Beatrix - photometry and model. Astron. Astrophys. Suppl. 108, 143-149.

  65. Mohamed R. A., Yu. N. Krugly, F. P. Velichko. 1994. Photometry of two Mars-crossing asteroids 2078 Nanking and 2204 Lyyli. Planet. Space Sci., 42, 341-343.

  66. Shevchenko V. G., Yu. N. Krugly, D. F. Lupishko, et al. 1993. Lightcurves and phase relations of asteroid 55 Pandora. Astron. Vestnik 27, 75-80.

  67. Shevchenko V. G., V. G. Chiornij, Yu. N. Krugly, et al. 1992. Photometry of seventeen asteroids. Icarus 100, 295-306.

  68. Dovgopol A. N., Yu. N. Krugly, V. G. Shevchenko. 1992. Asteroid 126 Velleda: rotation period and magnitude-phase curve. Acta Astronomica 42, 67-72.

  69. Velichko F. P., T. Michalowski, Yu. N. Krugly, D. F. Lupishko. 1991. Photometry of asteroids 22 Kalliope and 79 Eurynome: magnitude-phase relation, parameters of rotation and shape. Astron. Vestnik, 25, 162-170.