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Current Status Current Status ofof
Lulin Observatory Lulin ObservatoryHung-Chin Lin
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!
National Central UniversityNo. 300 Jung-da Road, Chung-li, 320 Taiwan, R.O.C. Phone： 886-3-4227151 FAX‧ ： 886-3-4226062
Copyright (c) 2004 National Central University All Rights Reserved.http://www.ncu.edu.tw
