Current Status of Lulin Observatory Hung-Chin Lin [email protected] Taiwan.

Current Status Current Status ofof

Lulin Observatory Lulin ObservatoryHung-Chin Lin

[email protected]

Taiwan

Lulin Observatory Taiwan

Artificial Night Sky BrightnessArtificial Night Sky Brightness

(Cinzano et al., ’01)

CKS Airport

IANCU

Lulin Obs.2,862 m

>4,000 m

DayDay

NightNight

Sky background (2004)

U=21.66 mag/arcsec2

B=21.85 mag/arcsec2

V=21.09 mag/arcsec2

R=20.71 mag/arcsec2

I =19.18 mag/arcsec2

0

2

4

6

8

10

12

14

2003/1/1

2003/2/1

2003/3/1

2003/4/1

2003/5/1

2003/6/1

2003/7/1

2003/8/1

2003/9/1

2003/10/1

2003/11/1

2003/12/1

2004/1/1

Total=1791.5 hours

Lulin Obs. Time Statistic Lulin Obs. Time Statistic (20030114~20040113)hour

Seeing StatisticSeeing Statistic

Development

Site Survey Site Survey Station SLT Observatory

TAOS Telescopes LOT Telescope Bird’s Eye View

1989 1990 1997 20011998

2000 2002

．．．

0.6km0.6km

Lulin observatoryLulin observatory

LELISSLT

LOT

NCKU ELF

TAOS B

TAOS A

TAOS C

TAOS D

ARS

Cassegrain opticsD =1,000mm f.l.=8,

000mmFork type equatorial

mountFully Computer Co

ntrol

Lulin One-meter Telescope (LLulin One-meter Telescope (LOT)OT)

PI 1300B CCDPI 1300B CCD

Filter Wheel

Autoguider(ST-8)

Autoguider(ST-8)

InstrumenationInstrumenation

LOT Time AllocationLOT Time Allocation

810

13

19

1617

0

5

10

15

20

2003I 2003III 2004A

2003I

2003II

2003III

2003IV

2004A

2004B

Observing

programs

Red circles: optical telescopes Green circles: radio/mm telescopes Black crosses: VLBA antennas

WEBT (WHOLE EARTH BLAZAR TELESCOPE) S5 0716+714, November 06 - 20, 2003

Simultaneous Multiwavelength and INTEGRAL observations of S5 0716+714

Lulin Observatory - Lulin, Taiwan

http://www.lsw.uni-heidelberg.de/users/lostorer/0716/0716-nov2003.html

Lulin

Lulin

We found the GRB031203 candidate near S1

XMM-NEWTON ~ R.A.=8h 2m 30.3s ; Dec.= -39deg 51' 2.4"Lulin Observatory ~ R.A.=8h 2m 30.1s ; Dec.= -39deg 51' 3.3"

Image taken by C.H. Hsia & H.C. Lin

SNe Search and follow-upSNe Search and follow-up

SUPERNOVA 2004cy IN ESO 403-G9

Before                                               AfterCircular No. 8364

Central Bureau for Astronomical TelegramsINTERNATIONAL ASTRONOMICAL UNION

SUPERNOVA 2004cy IN ESO 403-G9    Y. Chen, Z. Lin, K. Huang, H. Lin, and W. Ip, Institute of Astronomy, National Central  University, Tawain; and Y. Qiu and J. Hu, National Astronomical Observatories of China, report the discovery of

an apparent supernova (mag about 15.6) on unfiltered CCD images taken on Apr. 5.87 UT with the 1-m Lulin Observatory telescope.  SN 2004cy is located at R.A. = 21h34m25s.67, Decl. = -33o23'13".7 (equinox 2000.0), which is 25".7 west and 6".1 south of the center of ESO 403-G9.  Approximate unfiltered magnitudes for the new object:  2003 Oct. 31, [19.0; 2004 Apr. 25.83, 17.5; May 27.77, 17.8; 28.77, 17.9; J

une 9.80, 18.2; 25.77, 18.2; 26.77, 18.4; 27.74, 18.3.

First SUPERNOVA in Taiwan!!!First SUPERNOVA in Taiwan!!!

TAOSTAOS

Taiwan-America Occultation SurveyTaiwan-America Occultation SurveyFour 50cm robotic telescopeFour 50cm robotic telescopeASIAA/LLNL/NCU/UoP/YonseiASIAA/LLNL/NCU/UoP/Yonsei

LELISLELIS

Lulin Emission Line Imaging Survey

NCKU Red Spite ProjectNCKU Red Spite Project

TEN - TEN - Taiwan Earthshine Taiwan Earthshine Network Network

NTHUNTHU

Environmental Monitoring

Welcome to visit us!Welcome to visit us!

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Copyright (c) 2004 National Central University All Rights Reserved.http://www.ncu.edu.tw