81 citations · 324 across the 18 of their papers we have counts for
6 papers · 1 filter
Discovery of a deep, low mass ratio overcontact binary GSC 03517-00663
D. -F. Guo, K. Li, S. -M. Hu +3
When observing the blazars, we identified a new eclipsing binary GSC 03517-00663. The light curves of GSC 03517-00663 are typical EW-type light curves. Based on the observation usi…
Discovery of a W UMa type binary GSC 03553-00845
D. -F. Guo, K. Li, S. -M. Hu +3
When observing the transiting extrasolar planets, we discovered a new W UMa type binary GSC 03553-00845. Following observation was carried out using the 1m telescope at Weihai Obse…
Sky Brightness at Weihai Observatory of Shandong University
Di-Fu Guo, Shao-Ming Hu, Xu Chen +2
In this paper, a total of about 28000 images in and band obtained on 161 nights using the one-meter optical telescope at Weihai Observatory (WHO) of Shandong University sin…
Optical Monitoring of OT 546 in 2009
Difu Guo, Shaoming Hu, Xu chen
We reported the monitoring results of OT 546 in V, R and I bands, observed on 22 nights from February 16 to July 1 in 2009 at Weihai Observatory of Shandong University. During our…
Optical Monitoring of the Seyfert Galaxy NGC 4151 and Possible Periodicities in the Historical Light Curve
Di-Fu Guo, Shao-Ming Hu, Jun Tao +3
We report B, V, and R band CCD photometry of the Seyfert galaxy NGC 4151 obtained with the 1.0-m telescope at Weihai Observatory of Shandong University and the 1.56-m telescope at…
The photometric system of the One-meter Telescope at Weihai Observatory of Shandong University
Shao-Ming Hu, Sheng-Hao Han, Di-Fu Guo +1
The one-meter telescope at Weihai Observatory of Shandong University is an f/8 Cassegrain telescope. Three sets of filters, including Johnson--Cousins UBVRI, Sloan Digital Sky Surv…