'Proper motion' presentation slideshows

Summary

Summary.

1.21k views • 109 slides

Astrometric Detection of Exoplanets

1.17k views • 104 slides

Study of the Galactic structure and halo dark matter by Gravitational microlensing

688 views • 57 slides

03/000

Australian Government Geoscience Australia. Future operations of the AuScope network. 03/000. Status. Hobart (26 m) 50 sessions/year Parkes (64 m) 3-6 sessions/year Tidbinbilla or DSS45 (34 m) n/a

606 views • 48 slides

03/000

Australian Government Geoscience Australia. Cosmologic astrometry. Yonsei University, Seoul 1 8 October 2010. 03/000. Geoscience Australia. 18 October 2010. The concept. ?. ?. B. B = 10000 km , ? = 0.03 cos? sec. Geoscience Australia. 18 October 2010.

665 views • 47 slides

S/X receiver for Parkes geodetic VLBI program

S/X receiver for Parkes geodetic VLBI program. ? leg Titov ( Geoscience Australia). ATNF, Sydney 29 October 2012. 29 October 2012. IVS astrometric programs.

566 views • 46 slides

Chapter 19 The Stars Distances to stars are measured using parallax .

654 views • 44 slides

Orbital motion of substellar companions

505 views • 38 slides

Galactic Stellar Population Structure and kinematics

Galactic Stellar Population Structure and kinematics. Alessandro Spagna Osservatorio Astronomico di Torino 26 Febbraio 2002. Galactic Structure. Flat disk : 10 11 stars (Pop.I) ISM (gas, dust) 5% of the Galaxy mass, 90% of the visible light Active star formation since 10 Gyr.

500 views • 30 slides

Towards a kinematic model of the Local Group ? as -Astrometry with VLBI

Towards a kinematic model of the Local Group ? as -Astrometry with VLBI. Andreas Brunthaler and. M.J. Reid, Loeb, L.J. Greenhill,. H. Falcke,. C. Henkel. about 35-40 member galaxies Milky Way and Andromeda subgroups. The Local Group of Galaxies. Dynamical models of the Local Group.

434 views • 30 slides

Proper-Motion Membership Determinations in Star Clusters Dana I. Dinescu (Yale U.)

359 views • 26 slides

MEASURING DISTANCES IN ASTRONOMY

MEASURING DISTANCES IN ASTRONOMY. Basic Principles: Geometric methods Standard candles Standard rulers [the last two methods relate quantities that are independent of distance to quantities that depend on distance]. Parallax and Proper Motion.

559 views • 23 slides

Nicolas Lodieu

Low-mass stars and brown dwarfs in open clusters. Nicolas Lodieu. SAAO, 28 September 2005. Head: Richard Jameson Post-docs: Paul Dobbie & Nicolas Lodieu PhD student: Sarah Casewell. The BD group @ Leicester. Pleiades, ? Per IC2391, Collinder 359 Coma Ber, Praesepe. {.

336 views • 22 slides

General Motion

469 views • 20 slides

Proper Motion

Proper Motion. Some nearby stars observed to move relative to distant stars Find tangential velocity from angular proper motion Radial velocity from Doppler . Big Dipper?. If We Know the Distance. Can measure brightness and compute luminosity

796 views • 18 slides

Announcements

237 views • 15 slides

Approaching NGC 3079 with VLBI (Are Seyfert Jets Green?)

255 views • 12 slides

Growth of the WDS

Current Statistics on Visual Double Stars Brian D. Mason U.S. Naval Observatory Vice President, IAU Commission 26. Growth of the WDS.

197 views • 12 slides

ASTR 3030/3031 Methods & Instrumentation in Astronomy

278 views • 12 slides

Surveying the Stars

Surveying the Stars. Parallax. The apparent change in the direction of the remote object due to a change in the vantage point of the observer is called parallax. Stellar Parallax. Astronomical objects are far away ? we need a large baseline

283 views • 9 slides