Astrometric VLBI Observation of PSR 0329+54

Publications of the Astronomical Society of Japan

Hosokawa, Mizuhiko³  Sekido, Mamoru¹  Oreshko, Vasilli V.²  Koyama, Yasuhiro¹  Kondo, Tetsuro¹  Ilyasov, Yuri P.²  Hanado, Yuko³  Kurihara, Noriyuki¹  Rodin, Alexander E.²  Imae, Michito³  Nakajima, Junichi¹  Kawai, Eiji¹  Hama, Shin'ichi³ 

[1] Communications Research Laboratory, 893-1, Hirai Kashima, Ibaraki 314-0012 E-mail(MS):;P. N. Lebedev Physical Institute, Pushchino Radio Observatory, RAS FIAN, Pushchino, Moscow region, 142292, Russia;Communications Research Laboratory, 4-2-1 Nukuikita, Koganei, Tokyo 184-7895

关键词: Astrometry;    "Pulsars: individual (PSR 0329+54)";    "Proper motion";    "techniques: interferometric";    VLBI;   

DOI  :  10.1093/pasj/51.5.595

学科分类：天文学(综合)

来源: Oxford University Press

【 摘 要 】

WeconductedVLBIexperimentsonthepulsarPSR0329+54withtheKashima(Japan)-Kalyazin(Russia)baselinein1995Marchand1996May.AnabsoluteastrometricmeasurementwasappliedbyusingtheanalysissoftwareSOLVEandCALC,whichweredevelopedbyNASA/GSFCforgeodesyandastrometry.OurmeasurementresultsareconsistentwiththeformerresultsofaVLBIobservationbyBarteletal.(1985,AAA39.041.005)andaVLAobservationbyFomalontetal.(1984,AAA38.041.014)whenpropermotion(Harrisonetal.1993,AAA57.126.049)istakenintoaccount.ByusingourdatasetandBarteletal.'sdata,themostprecisepropermotionandpulsarpositioninICRFwereobtained.Thepropermotionasμα:17.3±0.8masyr−1,μδ:–11.5±0.6masyr−1andthecoordinatesattheepochof1995.0areα:03h32m59.s376±0.001,andδ:54°34′43.″504±0.007.

【 授权许可】

Unknown