Graduate Institute of Astronomy National Central University Current Status of Lulin Observatory and of the One-Meter Telescope: Operation and Management H. C. Lin & M. H. Chang Graduate Institute of Astronomy    National Central University

LOT Lulin One-meter Telescope (LOT) 2002/09 – Installation, Alignment 2002/10 ~12 – Test Observing 2003/01 – Time Allocation

LOT Cassegrain optics Fork type equatorial mount D=1,000mm f.l.=8,000mm Fully Computer Control

Performance Pointing~ 1’ RMS Tracking (no guiding)~300sec Limiting Mag. ~19 , Merr=0.1 (R-band, exptime=60sec)

NGC1278 field (AP8 ccd, R-band, exp300s )

Limiting Magnitude of Field SA92 by Dr. Alfred Chen (AP8 ccd, R-band, exp60s )

Instrumentation CCD: AP-8/FLI IMG1024S (f.o.v.~10.6’x10.6’, 0.62” x 0.62”/pixel) Filters: B/V/R/H-alpha/R Continuum After April 2003… New CCD: Princeton Instruments 1300B (f.o.v.~11’x11’, 0.52” x 0.52”/pixel) New Filter Wheel: B/V/R/I/H-alpha/OIII/SII/R Continuum …14 filters

Test Observation Total Observing time~ 300hrs（2002/9-11） Asteroid light curve Asteroid discovery: Lulin1 (2002WT18) X-ray binary, Open cluster, Supernovae Engineering Time: Seeing condition, Pointing Model, Tracking, Guiding…

Lulin Site Seeing ~1.39 ” ，best seeing<1.0” (1993) Sky background： 21.22 mag/arcsec^2 (B-band)， 20.72 mag/arcsec^2 (V-band) (1994)

Time Allocation TAC: 7 (NCUx5, NTHUx1, NCKUx1) 4 TA/year: I(Jan.-Mar.), II(Apr.-Jun.), III(Jul.-Sep.), IV(Oct.-Dec.) Observing Proposal Require (http://www.astro.ncu.edu.tw)

2003I TA 1. X光新星中的Superhump現象與軌道週期之研究與高質量X-射線雙星的光學確認 2. Low-mass X-ray Binary monitoring program 3.X-ray binaries和Cataclysmic variables的光度曲線分析 4. Photometric observations of Jovian Trojans 5. The study of morphology in large size halos surrounding planetary nebulae 6. Variability of Middle-Aged Open Clusters 7. Photometric Monitoring of Galactic Open Clusters 8. The Morphology and Environment of Seyfert Galaxies