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David Haworth Copyright 2002 Imaging the Sky 2002 Identifying.

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Presentation on theme: "David Haworth Copyright 2002 Imaging the Sky 2002 Identifying."— Presentation transcript:

1 David Haworth Copyright 2002 Imaging the Sky 2002 Identifying Faint Galaxies

2 2 Agenda  Fastar imaging  NGC 1169  Faint galaxies  Identification  16.6 mile ENE from the center of Portland OR

3 3  C8 OTA on G-11  ST-237 camera  Focal length  16” (406mm)  f/1.95  Field of view  41 x 31 arc min

4 4 NGC 1169 Image 31 x 30 Second Images

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7 7 Faint Galaxies

8 8 Identifying Faint Galaxies  Sky Charts - Cartes du Ciel  Verify galaxies on DSS image  Determine galaxies locations  NASA/IPAC Extragalactic Database  Identify galaxies

9 9 Sky Charts NGC 1169 Bright Star Catalog, Sky2000 & Tycho-2

10 10 Sky Charts NGC 1169 Bright Star Catalog, Sky2000, Tycho-2 & HST GSC

11 11 Sky Charts NGC 1169 BSC, Sky2000, Tycho-2, HST GSC & USNO-A V2.0

12 12 Sky Charts NGC 1169 DSS from RealSky

13 13 DSS Setup

14 14 Sky Charts NGC 1169 DSS from RealSky

15 15 Sky Charts NGC 1169 Galaxies Locations using RealSky Data

16 16 Sky Charts NGC 1169 Galaxies Locations using Internet DSS Data

17 17 NASA/IPAC Extragalactic Database

18 18 NASA/IPAC Extragalactic Database Enter RA, DEC & Search Radius J2000 RA: 3h02m33.51s DE:+46°26'18.2"

19 19 NASA/IPAC Extragalactic Database 4 Objects Found

20 20 Faint Galaxies UGC2496 Mag. 18 2MASXi J HFLLZOA G Magnitude Star Using USN0-A V2.0

21 21 Identifying Faint Galaxies  Sky Charts - Cartes du Ciel  Free software on ITS 2002 CD-ROM   NASA/IPAC Extragalactic Database 


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