Past Officers and Committees
Chairperson Secretary TreasurerCommittees: Division, Nominating, Program, Brouwer Award
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Past Officers and CommitteesChairperson Secretary TreasurerCommittees: Division, Nominating, Program, Brouwer Award |
CHAIRpeople VICE CHAIRpeople
1. Jan 28 1970-1970 R. L. Duncombe I. I. Shapiro
2. Dec 7 1970-1972 I. I. Shapiro I. R. King
3. Mar 2 1972-1973 I. R. King V. G. Szebehely
4. Jun 20 1973-1973 V. G. Szebehely E. Roemer
5. Nov 30 1973-1974 E. Roemer M. S. Davis
6. Dec 8 1974-1975 M. S. Davis W. M. Kaula
7. Dec 11 1975-1976 W. M. Kaula B. G. Marsden
8. Dec 2 1976-1978 B. G. Marsden J. M. A. Danby
9. Jan 11 1978-1979 J. M. A. Danby H. K. Eichhorn
10. Feb 28 1979-1980 H. K. Eichhorn P. O. Vandervoort
11. Jun 18 1980-1981 P. O. Vandervoort W. H. Jefferys
12. Mar 23 1981-1982 W. H. Jefferys P. K. Seidelmann
13. Jan 13 1982-1983 P. K. Seidelmann R. S. Harrington
14. Jun 16 1983-1984 R. S. Harrington R. H. Miller
15. Jun 14 1984-1985 R. H. Miller J. H. Lieske
16. Mar 28 1985-1986 J. H. Lieske C. A. Williams
17. Apr 22 1986-1987 C. A. Williams R. A. Broucke
18. May 7 1987-1988 R. A. Broucke B. D. Tapley
19. Jul 25 1988-1989 B. D. Tapley A. R. Upgren
20. Aug 28 1989-1990 A. R. Upgren G. G. Byrd
21. Apr 25 1990-1991 G. G. Byrd A. H. Harris
22. May 16 1991-1992 A. W. Harris E. M. Standish
23. Jun 3 1992-1993 E. M. Standish A. B. Monet*
24. May 13 1993-1994 A. B. Monet* A. D. Fiala
25. Mar 27 1994-1995 A. D. Fiala P. A. Ianna
26. Apr 25 1995-1996 P. A. Ianna C. Hunter
27. Apr 17 1996-1997 C. Hunter J. G. Hills
28. Apr 24 1997-1998 J. G. Hills Fritz Benedict
29. Apr 24 1998-1999 Fritz Benedict Stan Peale
30. Apr 24 1999-2000 Stan Peale Joe Burns
31. Apr 24 2000-2001 Joe Burns Hal Levison
32. Apr 24 2001-2002 Hal Levison David Merritt
33. Apr 24 2002-2003 David Merritt William I. Newman
34. Apr 24 2003-2004 William I. Newman Phil Nicholson
35. Apr 24 2004-2005 Phil Nicholson Tom Statler
36. Apr 24 2005-2006 Tom Statler Stephen Unwin
37. Apr 24 2006-2007 Stephen Unwin William Ward
37. July 1 2007-2008 William Ward Michael Efroimsky
38. July 1 2008-2009 Michael Efroimsky William Van Altena
*A.Babcock = A. Monet
1. 1970-1973 J. D. Mulholland
4/5. 1973-1979 P. K. Seidelmann
10. 1979-1985 E. M. Standish
16. 1985-1988 G. G. Byrd
19. 1988-1991 D. K. Yeomans
22. 1991-1997 A. L. Whipple
27. 1997- Marc Murison
1. 1970-1972 B. G. Marsden
3. 1972-1978 C. A. Williams
9. 1978- P. J. Shelus
1. 1970-1970 G. M. Clemence W. J. Eckert P. Herget
1. 1970-1972 J. M. A. Danby A. Deprit S. W. McCuskey
2. 1970-1973 W. H. Jefferys W. M. Kaula C. C. Lin
3. 1972-1973 M. S. Davis E. Roemer/C. Hunter A. Toomre
4. 1973-1974 R. A. Broucke J. M. A. Danby R. S. Harrington
5. 1973-1975 B. Garfinkel R. H. Miller E. M. Standish
6. 1974-1976 F. H. Shu T. C. Van Flandern J. G. Williams
7. 1975-1978 K. Aksnes H. K. Eichhorn W. W. Roberts
8. 1976-1979 R. A. Broucke C. Oesterwinter P. O. Vandervoort
9. 1978-1980 A. W. Harris K. A. Innanen C. A. Williams
10. 1979-1981 P. Pismis P. K. Seidelmann H. C. Smith
11. 1980-1982 G. G. Byrd B. D. Tapley A. D. Fiala
12. 1981-1983 J. B. Dunham R. H. Miller D. K. Yeomans
13. 1982-1984 C. Hunter J. H. Lieske P. E. Nacozy
14. 1983-1985 S. J. Peale W. W. Roberts J. L. Russell
15. 1984-1986 A. D. Fiala H. C. Smith A. R. Upgren
16. 1985-1987 D. Pascu P. R. Weissman D. Saari
17. 1986-1988 B. G. Marsden J. B. Dunham P. O. Vandervoort
18. 1987-1989 C. F. Yoder J. A. Burns I. I. Shapiro
19. 1988-1990 B. F. Smith R. A. Howland J. G. Hills
20. 1989-1991 J. L. Wisdom D. W. Dunham R. H. Miller
21. 1990-1992 A. K. Babcock* J. L. Russell M. Lecar
22. 1991-1992 L. E. Doggett S. Howard D. K. Yeomans
23. 1992-1993 B. Schreur T. S. Carroll D. RichardsON**
24. 1993-1994 G. F. Benedict T. E. Corbin J. E. Tohline
25. 1994-1996 J. Chandler P. Chodas R. E. Laubscher
26. 1995-1997 J. H. Lieske H. Levison Judit G. Ries
27. 1996-1998 J. J. Lissauer X.X. Newhall D. O. Richstone
28. 1997-1999 Doug Mink Dan Pascu Bill van Altena
29. 1998-2000 Kirk Borne David Meritt Paul Weissman
30. 1999-2001 Bill Jefferys William I. Newman Myles Standish
31. 2000-2002 Jane Morrison Judit Ries Steve Unwin
32. 2001-2003 Robin M. Canup Philip D. Nicholson Thomas S. Statler
33. 2002-2004 Fred Adams Sethanne Howard Dan Scheeres
34. 2003-2005 Luis Aguilar Dick French James Hilton
35. 2004-2006 Martin Bureau Douglas P. Hamilton Stephen L.W. McMillan
36. 2005-2007 Alice K B Monet Alessandro Morbidelli Patrick Seitzer
37. 2006-2008 Luke Dones Matthew J. Holman Greg Laughlin
38. 2007-2009 Matija Cuk Stacy McGaugh Peter Teuben
39. 2008-2010 Joseph M. Hahn Harold F. Levison Paul Shankland
1970-1979 H. M. Gurin
1979-1995 P. B. Boyce
1995- R. W. Milkey
1969 JUL R.Duncombe, J.Danby, A.Deprit, W.Kaula, I.King,
B.Marsden, Mulholland, V.Szebehely, A.Toomre
1972 I.King, Mulholland, I.Shapiro
1993-94 S.Howard(Chair), J.L.Russell, A.Harris, E.Standish,
A.Whipple
(No. of Mtg. at which to report; date appointed=prev.mtg.)
1st listed is ex-chair, starting with 2nd group.
2. 1970 January J. Danby, E. Roemer, A. Toomre
3. 1970 December R. Duncombe, H. Eichhorn, R. Harrington
4. 1972 March I. Shapiro, Quirk, T. Van Flandern
5. 1973 June I. King, P. Herget, A. Fiala
6. 1973 December V. Szebehely, R. Duncombe, B. Marsden
7. 1974 December E. Roemer, P. Nacozy, P. Vandervoort
8. 1975 December M. Davis, J. Lieske, K. Innanen
9. 1976 December W. Kaula, Pierce, C. Hunter
10. 1978 January B. Marsden, R. Duncombe, G. Byrd
11. 1979 March J. Danby, R. Miller, J. Williams
12. 1980 June H. Eichhorn, R. Duncombe, R. Harrington
13. 1981 March P. Vandervoort, A.Harris, Upgren
14. 1982 January W. Jefferys, K. Innanen, E. Roemer
15. 1983 June K. Seidelmann, G. Byrd, C. Williams
16. 1984 June R. Harrington, C. Hunter, Slabinski
17. 1985 June R. Miller, S. Peale, K. Innanen
18. 1986 April J. Lieske, S. Peale, D. Pierce
19. 1987 May C. Williams, W. Jefferys, R. Greenberg
20. 1988 July R. Broucke, A. Harris, B. Marsden
21. 1989 August B. Tapley, A. Upgren, E. Standish Ex-ch, chair
22. 1990 April A. Upgren, G. Byrd, J. Lieske Ex-ch, chair
23. 1991 June G. Byrd, P. Hemenway, P. Weissman
24. 1992 June A.Harris, P. Vandervoort, K. Seidelmann
25. 1993 May E. Standish, C. Williams, J. Rohde
26. 1994 March A.K.B.Monet*, W. Kaula, S. Howard
27. 1995 April A. Fiala, J. Tohline, J. Russell
28. 1996 April P. Ianna, S. Howard, C.F. Peters
29. 1997 April
30. 1998 April J. Hills, A. Monet, D. Yeomans
31. 1999 April F. Benedict, O. Franz, S. Howard
32. 2000 April S. Peale, P. Ianna, P. Nicolson
33. 2001 April J. Burns, J. Tohline, A. Harris
34. 2002 April H. Levison, S. Levine, L. Dones
35. 2003 April D. Merritt, R. van der Marel, A. Quillen
36. 2004 April W. Newman, W. van Altena, J. Binney
37. 2005 April P. Nicholson, F. Adams, N. Zacharias
38. 2006 April T. Statler, L. Athanassoula, N. Zacharias
39. 2007 July N. Zacharias, L. Athanassoula, R. Allen
40. 2008 July L. Athanassoula, R. Allen, G. Stewart
*A.Babcock = A. Monet
(Mtg. no. organized; date appointed=preceding mtg.)
(LH=local host; VC=Vice Chair; SEC=Secretary)
Currently, VC chairs committee, SEC and LH included.
1. 1970 Jan. M. Davis (Jt. AAS)
2. 1970 Dec.
3. 1972 March I. King, K. Seidelmann, G. Westerhout
4. 1973 June P. Herget(LH)
5. 1973 Dec. E. Roemer(VC), Lynds(LH?), K. Seidelmann(SEC) (Jt. AAS?)
6. 1974 Dec. C.Williams(LH), C. Hunter, K. Seidelmann(SEC)
7. 1975 Dec. W. Kaula(VC), E. Standish(LH), Seidelmann(SEC)
8. 1976 Dec. B. Marsden(VC), M. Davis(LH), C. Hunter, K. Seidelmann(SEC)
9. 1978 Jan. R. Duncombe(LH),P. Nacozy,A. Harris,K. Seidelmann(SEC) (Jt. AAS)
10. 1979 March H. Eichhorn(VC), Breakwell, P. Vandervoort, Seidelmann(SEC)
11. 1980 June P. Vandervoort(VC), E. Standish(SEC), R. Harrington(LH) (Jt. AAS)
12. 1981 March W. Jefferys(VC), E. Standish(SEC), G. Byrd(LH)
13. 1982 Jan. K. Seidelmann(VC), E. Standish(SEC) (Jt. AAS)
14. 1983 June Harrington(VC), E. Standish(SEC), P. Vandervoort(LH)
15. 1984 June R. Miller(VC), E. Standish(SEC), J.L.Russell(LH) (Jt. AAS?)
16. 1985 June J. Lieske(VC), E. Standish(SEC), R. Duncombe(LH)
17. 1986 April C.Williams(VC), G. Byrd(SEC), R. Laubscher(LH)
18. 1987 May R. Broucke(VC), G. Byrd(SEC), B. Marsden(LH)
19. 1988 July B. Tapley(VC), J. Dunham(LH), G. Byrd(SEC) (Jt. IAU)
20. 1989 August A.Upgren(VC),A.Harris(LH),P.Weissman(LH),D.Yeomans(SEC)
21. 1990 April G. Byrd(VC), R. Duncombe(LH), D. Yeomans(SEC)
22. 1991 June A. Harris(VC),A.K.Babcock*(LH), C. Williams
23. 1992 June A. Monet*, T. Carroll, C. Williams, A. Harris (Jt. HAD)
24. 1993 May A. Monet*(VC),R. Laubscher(LH), A. Whipple(SEC)
25. 1994 March A. Fiala(VC), B. Schreur(LH), A. Whipple(SEC)
26. 1995 April P. Ianna(VC), R. Laubscher(LH), A. Whipple(SEC)
27. 1996 April C. Hunger(VC), A. Fiala(LH), A. Whipple(SEC)
28. 1997 April O. Franz(LH), J.Hills(VC), A. Whipple(SEC)
29. 1998 April F. Benedict(VC), P.Ianna(LH), M.Murison(SEC)
30. 1999 April H. Levison(LH), S. Peale(VC), M. Murison(SEC)
31. 2000 April R. Laubscher(LH), J. Burns(VC), M. Murison(SEC)
32. 2001 April R. Hahn(LH), H. Levison(VC), M. Murison(SEC)
33. 2002 April A. Harris(LH), D. Merritt(VC), M. Murison(SEC)
34. 2003 May J. Burns(LH), W. Newman(VC), M. Murison(SEC)
35. 2004 April A. Morbidelli(LH), P. Nicholson(VC), M. Murison(SEC)
36. 2005 April R. Laubscher(LH), T. Statler(VC), M. Murison(SEC)
37. 2006 April J. Hahn (LH), S. Unwin(VC), M. Murison(SEC)
38. 2007 April W. Ward(VC), S. Unwin(C), M. Murison(SEC)
39. 2009 April M. Efroimsky (VC), W. Ward(C), M. Murison (SEC)
*A.Babcock = A. Monet
(Mtg. no. organized; date of meeting)
38. 2007 April F. Adams, D. Scheeres, D. Stark-Knight
39. 2008 April L. Dones, W. Ward, H. Levison, W. Bottke, D. Miller, J. Thorn, A. Morbidelli
40. 2009 April M. Efroimsky (Chair)
(Meeting number for which to select awardee, yr. appointed)
(DC for Division Chairperson; (B) for Brouwer prize winner)
First person in the list is the chair of the BASC.
3. 1972 March I.King(DC),R.Duncombe,A.Deprit
5. 1973 December R.Duncombe,V.Szebehely (Roemer was DC)
6. 1974 December R.Duncombe,M.Davis(DC),V.Szebehely, C.Williams
7. 1975 December P.Herget,B.Garfinkel,I.King (Kaula was DC)
8. 1976 Dec 1st award M.Davis,W.Jefferys, J. Williams (Marsden was DC)
9. 1978 Jan no award M.Davis, Roemer,C.Hunter,J.Danby(DC),V.Szebehely(B)
10. 1979 March E.Roemer,C.Hunter,J.Lieske,H.Eichhorn(DC),V.Szebehely(B)
11. 1980 June C.Hunter,J.Lieske,B.Marsden,P.Vandervoort(DC),P.Herget(B)
12. 1981 March J.Lieske,B.Marsden,A.Toomre,W.Jeffreys(DC),B.Garfinkel(B)
13. 1982 January B.Marsden,A.Toomre,R.Greenberg,K.Seidelmann(DC),G.Contopoulos(B)
14. 1983 June A.Toomre,R.Greenberg,R.Broucke,Harrington(DC),W.Fricke(B)
15. 1984 June R.Greenberg,R.Broucke,F.Shu,R.Miller(DC),M.Henon(B)
16. 1985 March R.Broucke,F.Shu, A.Harris,J.Lieske(DC),A.Deprit(B)
17. 1986 April F.Shu,A.Harris,K.Seidelmann,C.Williams(DC),P.Goldreich(B)
18. 1987 May no award A.Harris,K.Seidelmann,K.Innanen,R.Broucke(DC),P.Goldreich(B)
19. 1988 July K.Seidelmann,K.Innanen,Tohline,Tapley(DC),I.Shapiro(B)
20. 1989 August K.Innanen, Tohline,A.Fiala, Upgren(DC),W.Kaula(B)
21. 1990 April Tohline,A.Fiala,C.Williams,G.Byrd(DC),H.Kozai(B)
22. 1991 June A.Fiala,C.Williams,B.Smith,A.Harris(DC),Lynden-Bell(B)
23. 1992 June C.Williams,B.Smith,Boss,E.Standish(DC),M.Schwarzschild(B)
24. 1993 May B.Smith,Boss,J.Williams,A.Monet*(DC),S.Peale(B)
25. 1994 March Boss,J.Williams,K.Seidelmann,A.Fiala(DC),A.Toomre(B)
26. 1995 April J. Williams,K.Seidelmann,T.DeZeeuw,P.Ianna(DC),C.Hunter(B)
27. 1996 April K.Seidelmann,T.DeZeeuw,Kalnajs,B.Marsden,C.Hunter(DC)
28. 1997 April T.De Zeeuw,A.Kalnajs,J.Lissauer,J.G.Hills(DC),F. Shu(B)
29. 1998 April A.Kalnajs,F.Benedict,J.Lissauer,D.Richstone(DC),S.Tremaine(B)
30. 1999 April J.Lissauer,D.Richstone,W.van Altena,S.Peale(DC),S.Aarseth(B)
31. 2000 April D.Richstone,W.van Altena,M.Holman,J.Burns(DC),C.Hunter(*)
32. 2001 April W.van Altena,M.Holman,A.Toomre,H.Levison(DC),M.Standish(B)
33. 2002 April M.Holman,A.Toomre,D.Yeomans,D.Merritt(DC),J.Wisdom(B)
33. 2003 April A.Toomre,D.Yeomans,R.Canup,W.Newman(DC),J.Binney(B)
34. 2004 April D.Yeomans, R.Canup, A.Morbidelli, P.Nicholson(DC), W.Ward(B)
35. 2005 April R. Canup, A. Morbidelli, M. Shao, T. Statler(DC), J. Papaloizou(B)
36. 2006 April A. Morbidelli, M. Shao, J. Sellwood, S. Unwin(DC), J. Williams(B)
37. 2007 July M. Shao, J. Sellwood, J-L. Margot, W. Ward(DC), J. Laskar(B)
38. 2008 July J. Sellwood, J-L. Margot, M. Efroimsky (DC), S. Shite(B)
*A.Babcock = A. Monet
(*) C. Hunter stood in for Antonov in 2000
9. 1978 Jan. C. Williams (Chair), T. Van Flandern, R. Miller
Meeting at which selected; then year presented
Announced Awarded
8. 1976 1978 Victor Szebehely | The sequence here is not clear.
9. 1978 1979 No Award |
10. 1979 1980 Paul Herget
11. 1980 1981 Boris Garfinkel
12. 1981 1982 George Contopoulos
13. 1982 1983 Walter Fricke
14. 1983 1984 Michel C. Henon
15. 1984 1985 Andre Deprit
16. 1985 1986 Peter Goldreich
17. 1986 1987 No Award
18. 1987 1988 Irwin Shapiro
19. 1988 1989 William Kaula
20. 1989 1990 Yoshihide Kozai
21. 1990 1991 Donald Lynden-Bell
22. 1991 1992 Martin Schwarzschild
23. 1992 1993 Stanton Peale
24. 1993 1994 Alar Toomre
25. 1994 1995 Chris Hunter
26. 1995 1996 Brian Marsden
27. 1996 1997 Frank H. Shu
28. 1997 1998 Scott D. Tremaine
29. 1998 1999 Sverre Aarseth
30. 1999 2000 Vadim Anatol'evich Antonov
31. 2000 2001 E. Myles Standish
32. 2001 2002 Jack Wisdom
33. 2002 2003 James Binney
34. 2003 2004 William Ward
35. 2004 2005 John Papaloizou
36. 2005 2006 James Williams
37. 2006 2007 Jacques Laskar
38. 2007 2008 Simon White
39. 2008 2009 Victor Brumberg
No. mtg. at which to report, year appointed, members, chair first. 25. 1994 H. Levison, J. Hilton, B. Schreuer 26. 1995 J. Hilton, B. Schreuer, J. Ries 27. 1996 B. Schreuer, J. Ries, C. Williams 28. 1997 J. Ries, C. Williams, G. Byrd 29. 1998 C. Williams, G. Byrd, R. Miller 30. 1999 R. Miller, G. Byrd, J. Russell 31. 2000 G. Byrd, J. Russell, W. Newman 32. 2001 J. Russell, W. Newman, G. Stewart 33. 2002 J. Russell, W. Newman, G. Stewart 34. 2003 W. Newman, G. Stewart, D. Scheeres 35. 2004 G. Stewart, D. Scheeres, D. Merritt 36. 2005 D. Scheeres, D. Merritt, R. French 37. 2006 R. French, D. Hamilton 38. 2007 D. Hamilton, S. Levine, P. Martini 39. 2008 S. Levine, R. Patterson 40. 2009 R. Patterson, D. Veras
No. mtg, year of stipend
26. 1995 Jane Morrison (University of Florida),
"Re-reduction of the Southern Polar Zone of the Yale
Photographic Catalog"
1995 Julia Espresate-Eibenschutz (SUNY Stony Brook),
"Transient Torque on a Dissipation-less Annulus at the
2:1 Orbital Resonance"
27. 1996 Jose Luis Alvarellos (San Jose State University),
"Orbital Stability of Hypothetical Distant Satellites of the
Jovian Planets"
1996 Kevin Grazier (UCLA, JPL),
"Integrators for Long-Term SOlar System Dynamical Simulations"
28. 1997 Dana Dinescu (Yale),
"Tangential Velocities of Southern Globular Clusters:
New Results"
1997 Francis Wilkins (UC Berkeley),
"Analytic Solutions for Non-Axisytnmetric Stellar Wind Bow
Shocks and Binary Wind Collisions"
29. 1998 Elena Grocheva (Pulkovo Observatory),
"Applications of Probability Theory to the Identification
and Analysis of Binary Star Systems"
1998 Jounghun Lee (U. Kansas),
"The Cosmological Mass Distribution Function in the
Zel'dovich Approximation."
30. 1999 Jacob Bak (Ohio University),
"Properties of Cores Formed by Retrograde Minor Mergers"
1999 Steven Deines (Iowa State University),
"Apparent Deceleration of the Lunar Mean Motion and the
Uncompensated Time Dilation in Timescales"
31. 2000 Robert M. Salow (Ohio University)
"Self-Consistent Models of Eccentric Nuclear Disks"
2000 Joseph D. Adams (University of Massachusetts)
"Results on the Structure and Mass of the Pleiades from a
2MASS-USNO Proper Motion Search"
32. 2001 Eric Barnes (Louisiana State University)
"Characterizing 3D Stellar Orbits with Correlation Integrals"
2001 Britt Scharringhausen
"Adaptive Optics Observations of Saturn's Inner Moons"
33. 2002 Matija Cuk (Cornell University)
"New Secular Resonances Involving the Irregular Satellites of Saturn"
Milos Milosavljevic (Rutgers University)
"Dynamics of Galactic Nuclei"
34. 2003 Rory Barnes (Washington)
"Planet scattering and exoplanet orbits"
Edwin Sirko (Princeton)
"Galactic Halo"
35. 2004 Sean Raymond (Univ. of Washington, advisor Tom Quinn)
"Making other Earths: Dynamical Simulations of Terrestrial
Planet Formation and Water Delivery"
by Raymond, S.N., Quinn, T., and Lunine, J.I.
Dimitri Veras (Univ. of Colorado, advisor Phil Armitage)
"The Dynamics of Two Planets on Inclined Orbits"
by Dimitri Veras and Phil Armitage
36. 2005 Ruth Murray-Clay (UC-Berkeley, advisor Eugene Chiang)
"A Signature of Planetary Migration: The Origin of Asymmetric
Capture in the 2:1 Resonance"
Ke Zhang (University of Maryland, advisor Doug Hamilton)
"Dynamics of Neptune's Small Satellites"
37. 2006 Kevin J. Walsh (University of Maryland, advisor D.C.Richardson)
"A Steady-State Model of NEA Binaries Formed via Tidal Disruption"
Ivan Minchev (University of Rochester, advisor A. Quillen)
"Radial Heating of a Galactic Disk by Multiple Spiral Density Waves"
38. 2007 Chris Stark (NASA Goddard, advisor: Marc Kuchner)
"Debris Disk Structures Induced by Terrestrial-Mass Planets"
Genya Takeda (Northwestern, advisor: Fred Rasio)
"Secular Evolution of Planets in Binary Systems"
39. 2008 Clement Baruteau (CEA, advisor Frederic Masset)
"Planetary migration in a self-gravitating gaseous disk"
Althea Moorhead (U. Michigan, advisor Fred Adams)
"Evolution of giant planet orbits in a turbulent circumstellar disk"
26. 1994 Victor Abalakin, Pulkovo Observatory
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