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home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . Monograph Publications . IAU Publications . ... Publications of the ASP (PASP) . ... Mercury Magazine . ... Order Mercury Issues . ... Astronomy Beat . ... Mercury Magazine Contents . ... May/June 2002 . Mercury Sky Maps now online! ... From Neutron Stars to Quark Stars . ... Sky Map and Sky Talk, Richard Talcott . May Sky Map | June Sky Map | July Sky Map . ...

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... ARTICLE: The Adventurous Search For The Astronomical Unit . ... Kepler himself had suggested to use the rare occasions of Venus transiting (crossing) the solar disk to measure our distance to the planet. ... Due to the orbital inclination of Venus against the ecliptic of 3.5°, a Venus transit is so rare that it happens only at intervals of 121.5 years, 8 years, 105.5 years, 8 years and so on. ... Crabtree witnessing the transit of Venus 1639 . ... Transits of Venus - The Quest for the Solar Parallax...

VITA: PAUL J. GREEN Harvard-Smithsonian Center for Astrophysics, MS-4 60 Garden St., Cambridge, MA 02138 pgreen@cfa.harvard.edu EDUCATION: Ph.D. in ... .S. in Physics, 1989, University of Washington B.A. in Physics, 1981, Oberlin College RESEARCH EMPLOYMENT: Astrophysicist, Chandra Director's Office, Smithsonian Astrophysical Observatory, 2003Astrophysicist, 2013, ApJ, submitted Innocent Bystanders: Carbon Stars from the Sloan Digital Sky Survey Markos Trichas, Paul J. Green, et al. ...

... Jeannette Barnes, National Optical Astronomy Observatory, 950 N. Cherry, Tucson, AZ 85726-6732, USA ( jbarnes@noao.edu ) . ... Tony Beasley, National Radio Astronomy Observatory, P. O. Box 0, Socorro, NM 87801, USA ( tbeasley@nrao.edu ) . Stephane Beland, National Radio Astronomy Observatory, P.O. Box 0, Socorro, NM 87801, USA ( sbeland@nrao.edu ) . David Bell, National Optical Astronomy Observatories, P.O. Box 26732, Tucson, AZ 85726, USA ( dbell@noao.edu ) . ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Winer . ... Mark Trueblood was born in Cincinnati, Ohio in 1948. ... It was Andy, with the encouragement of Irv Winer, who got Mark interested in telescope building and astronomy again. ... Society for Astronomical Sciences (Robert Crawford lead author) . ... Trueblood, Mark, "The Space Telescope Payload Operations Control Center" in Genet and Genet, eds., Microcomputers in Astronomy - II, Fairborn Observatory (Fairborn: 1984), 11. ...

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... Submitted by Al Takeda on 06/21/2007 20:47:04 . ISS and the space Shuttle Atlantis over the Clubhouse . International Space Station (top) and the Space Shuttle Atlantis (STS-117) following below next to the Big Dipper. ... Image taken with a Canon 20D, Canon 16-35L (at 16 mm), 6 seconds, f/2.8, tripod, ISO 800. You could see that the ISS had a reddish cast to it due to the newly installed solar panels. June 20, 2007, 21:23 hrs. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Observational Log Cover Sheet Observation Date: Location: Observers: Jan 02, 2016 Home Myself Moon Phase: Seeing: Transparency: Notes: Unknown Unknown Clear At 2130 hours I took out a pair of binoculars and looked at M41. This was the last DSO on the Astronomical League Urban Skies list. I have a few double stars to observe and the entire list will be complete. Page 1 of 265 Observational Log Cover Sheet Observation Date: Location: Observers: Dec 05, 2015 Home Myself Moon Phase: Seeing: Transparency: Notes:

... Courtesy of NASA/ESA Observation data (J2000 epoch) Constellation Right ascension Declination Redshift Distance Type Serpens Caput 15h 17m 14.4s[] +21° 35 08[] 12,740±50 km/s[][1] 600±30 Mly (183±8 Mpc)[1] SA0(r) [citation needed ] [a] Apparent dimensions (V) 0.28 в 0.28[] Apparent magnitude (V) 16.0[] Notable features Ring galaxy Other designations PGC 54559,[] PRC D-51[] See also: Galaxy, List of galaxies Hoag's Object is a non-typical galaxy of the type known as a ring galaxy. ...