activity and capability of the irsf 1.4-m telescope at south … · 2003. 3. 17. · irsf 1.4m...
TRANSCRIPT
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Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
Tetsuya Nagata (Nagoya Univ)
Setting up IRSFObservation at IRSF LMC survey →N160 region Star Forming Regions
→M17, Lupus dark cloud Galactic Center →Young stars? Galactic Plane → Hidden Cluster of Galaxies?
2000.11.15.
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IRSF 1.4m telescope
Alt-Az MountingPointing 3" (All sky)Tracking 0.5"/ 30 min
Classical Cassegrain F/9.9 (Primary F/2.9)
Image Quality: Hartmann Const 0.25"
IRSF control
PC(Linux)for Telescope
Encoder
SIRIUSWS
DomeSequencer
Motor
PC(DOS)for Motor
SIRIUS
IR CAMERA TELESCOPE DOME
: PC
Motor
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Display
Sutherland
Cape Town
SouthAfricanAstronomicalObservatory(SAAO)
370km
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SAAOSutherland station
IRSFSALT10m
+20゚ 48’38”‐32゚ 22’48”Alt 1761m
SALT
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( 1761m
IRSF
IRSF Telescope & Dome
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Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
Tetsuya Nagata (Nagoya Univ)
Setting up IRSFObservation at IRSF LMC survey →N160 region Star Forming Regions
→M17, Lupus dark cloud Galactic Center →Young stars? Galactic Plane → Hidden Cluster of Galaxies?
IRSF (Nagoya Univ &Nishimura Ltd)
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1/5 Scale Model 1999.8
Welding Base 1999.10.07
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Bringing Base into Nishimura Factory 1999.11.19
Primary Cell & Top RIng 2000.1.7
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!/5 Scale Model Test (NagoyaU)1999.10.21
Arrived, in crates 2000.9.11
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Base Plates Adhesive 2000.9.11
Base Plates 2000.9.11
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Leveling Block 2000.9.12
Craning Base 2000.9.13
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Base Installed 2000.9.13
Leveling Rail 2000.9.14
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Turntable 2000.9.16
Turntable Installed 2000.9.16
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Centering Turntable 2000.9.16
Craning Fork 2000.9.17
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Forks Attached 2000.9.17
Craning Center Piece 2000.9.17
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Alt Az Perpendicularity Test 2000.9.18
Top RIng 2000.9.19
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Primary Cell 2000.9.20
Primary 2000.9.20
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IRSF Telescope & Dome
Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
Tetsuya Nagata (Nagoya Univ)
Setting up IRSFObservation at IRSF LMC survey →N160 region Star Forming Regions
→M17, Lupus dark cloud Galactic Center →Young stars? Galactic Plane → Hidden Cluster of Galaxies?
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IRSF Dome 7.5mφ
Compressor etc
Control Room
SinglePhase100V,230V, ThreePhase200V,380V
SIRIUS on Telescope 2000.11.30
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Inside SIRIUS
Simultaneous 3-color IR Imager for Unbiased SurveyOptics & Refrigerator
Three 1024x1024 arrays
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Sutherland
Spectroscopic nights
La Silla
Sutherland
Photometric nights
La SillaConditions
(Stobie et al. 1995, S.A.J.Sci.91, 557)
Seeing(DIMM
Measurements)
(SAAO Newsletter 1994)
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2002 IRSF Weather
1月02 03 07 09 10 13 14 15 18 20 21 22 29
04 08 12 16 19 23 27 30 31
06 25 28
01 05 11 17 24 26
2月01 03 05 08 09 10 12 13 14 15 17 18
07 16 21 25
04 11
02 06 19 20 22 23 24 26 27 28
3月01 02 03 12 13 14 16 18 19 20 21 23 29 30 31
05 08 09 15 22
06 07 11 28
04 10 17 24 26 27
4月02 05 06 07 08 16 18 19 21 24 25 30
03 17
04 10 26 27
01 09 20 22 23 28 29
5月01 03 04 07 09 10 15 16 17 18 19 26 30
08 11 31
02 12 13 20
05 06 14 21 22 23 24 25 27 28 29
7月01 02 03 06 10 11 25
18 20 21
04 17 26 30 31
05 07 08 09 12 13 14 15 16 19 22 23 24 27 28 29
6月03 19 20 21 25 30
02 16 17 22 24
04 09 10 11
01 05 06 07 08 12 13 14 15 18 23 26 27 28 29
10月01 03 05 06 07 08 10 15 16 17 25 26 29 30 31
24
14 27
02 04 09 11 12 13 18 19 20 21 22 23 28
11月01 02 04 06 07 09 10 11 14 15 16 17 23 24 25 26 28 29 30
05 12 20 27
08 13 21 22
03 18 19
12月01 04 05 12 17 18 28
06 13 15 24 27 29
07 14 30
02 03 08 09 10 11 16 19 20 21 22 23 25 26 31
3/3: 142 2/3: 50 1/3: 39 0/3: 128
8月05 06 07 08 09 20 26 27 28 31
03 04 10 24 25
01 29
02 11 12 13 14 15 16 17 18 19 21 22 23 30
9月01 02 06 11 12 13 15 16 17 18 19 26 29
10 25 28
05 21
03 04 07 08 09 14 20 22 23 24 27 30
IRSF観測者
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Nagoya-SAAO Agreements (IRSF Entrance)
SAAO time2002.2.12-2.18 Vrielmann (UCT), Woudt (UCT), Potter (SAAO) Accretion Discs
2002.3.14-3.19 Feast (UCT), Whitelock (SAAO), Tanabe (U Tokyo), Menzies (SAAO) AGB Variables
2002.3.20-3.25 Woudt (UCT) Cataclysmic Variable
2002.5.7-5.13 Cunow (Unisa) Seyfert galaxies
2002.6.11-6.17 Feast (UCT), Menzies (SAAO), Tanabe (U Tokyo), Leeuw, Whitelock (SAAO) AGB Variables
2002.6.18-24 Woudt (SAAO), Nagayama, Sato (Nagoya U), Kraan-Kortweg (Guanajuato, Mexico), Schroeder (Cote d'Azur, France) Great Attractor
2002.6.18-24 Glass (SAAO) ISOGAL fields
2002.6.25-7.1 Baliyan, Joshi (PRL, India), Glass (SAAO), Shulthesis (IAP, France) Galactic Inner Molecular Ring
2002.7.9-7.15 Baliyan, Joshi (PRL, India), Glass (SAAO), Shulthesis (IAP, France) Galactic Inner Molecular Ring
2002.8.21-8.27 Feast (UCT), Menzies (SAAO), Tanabe (U Tokyo), Leeuw, Whitelock (SAAO) AGB Variables
2002.10-12 Koen (SAAO), Woudt (UCT) Brown Dwarfs
2002.10-12 Feast (UCT), Menzies (SAAO), Tanabe (U Tokyo), Leeuw, Whitelock (SAAO), Ita, Matsunaga (U Tokyo) AGB Variables
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Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
Tetsuya Nagata (Nagoya Univ)
Setting up IRSFObservation at IRSF LMC survey →N160 region Star Forming Regions
→M17, Lupus dark cloud Galactic Center →Young stars? Galactic Plane → Hidden Cluster of Galaxies?
LMC Survey
• Limiting Mag Ks~17mag
• 0.45"/pixel
• Covers 6°× 6°
As of 2003. 3 As of 2003. 3
~~70% Observed70% Observed
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LMC
CO
Hα
Super Shell
LMCHerbigAe/Bestars
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4882 stars
30 Dor(Tarantula Nebula)
SIRIUS2-color diagram
AGN
InterstellarReddening
Giants
Main Seq
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Red Giants
Young Still Younger
Stars Stars
298 802
Young star selection
Av=5
Distribution
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Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
Tetsuya Nagata (Nagoya Univ)
Setting up IRSFObservation at IRSF LMC survey →N160 region Star Forming Regions
→M17, Lupus dark cloud Galactic Center →Young stars? Galactic Plane → Hidden Cluster of Galaxies?
5
Optical Image
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Lupus Dark Cloud (SIRIUS)
Optical Image
3arc
min
.(~
7.5p
c)
Quintuplet
Arches
Galactic Center ( 1°× 1°)
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b=1.7
b=1.9
b=1.5
35’
Clear 12Probable 26Possible 40
The distribution of galaxies
aroundPKS1343-601
Optical 12MASS 4
Activity and Capability of
the IRSF 1.4-m Telescopeat South African Astronomical Observatory
SIRIUS FoV: 8'×8'Limiting Mag (10 min Obs, 5 min Integ):
19 mag (J: 1.2 µm)18 mag (H: 1.6 µm)17 mag (Ks: 2.2 µm) 10-sigma