B???????? - PowerPoint PPT Presentation

1 / 27
About This Presentation
Title:

B????????

Description:

Title: SPB Author: masuda Created Date: 9/23/2002 4:39:22 PM Document presentation format: Company: OAO Other titles: Times New Roman MS P ... – PowerPoint PPT presentation

Number of Views:40
Avg rating:3.0/5.0
Slides: 28
Provided by: masuda
Category:
Tags:

less

Transcript and Presenter's Notes

Title: B????????


1
B????????
  • ????
  • (???????)
  • B????????
  • HIDES???SPBs???

2
B????
???????HR??????
ß Cep??SPBs?HR??????(Waelkens et al., 1998, AA,
330, 215)
ß Cep?
SPBs
3
ß Cep?
  • early-B(B0.5B2)
  • ??(0.1???)
  • ?????(???????)
  • ??0.3???
  • p-mode?????????
  • Fe????????????-?????

4
ß Cep???????
?1 Sco(ß Cep?)?????? (Telting Schrijvers, 1998,
AA, 339, 150)
?????????? (Vogt Penrod, 1983, ApJ, 275, 661)
5
?-??
?????????? (Pamyatnykh, 1999, Acta Astronomica,
49, 119)
???????????????? (Kiriakidis et al., 1992, MNRAS,
255, 1P)
??
????
??
6
ß Cep?????(1)
  • HD129929
  • 21?????????
  • 6????????????
  • ?? overshooting ???????????

Aerts et al., 2004, AA, 415, 241
7
ß Cep?????(2)
  • ? Eri
  • ??11??11??????????
  • 87????????????????
  • HD129929????????

Handler et al. , 2004, MNRAS, 347, 454
Aerts et al., 2004, MNRAS, 347, 463
8
Slowly Pulsating B Stras(SPBs)
  • mid,late-B(B3B9)
  • ??(0.01??????)
  • ?????(???)
  • ??1???
  • g-mode?????????
  • ß Cep????????

9
SPBs???????????
ß Cep??SPBs????? (Pamyatnykh, 1999, Acta
Astronomica, 49, 119)
t Her(SPBs)?????? (Masuda Hirata, 2000, AA,
356, 209)
10
Be?
  • earlylate-B
  • ??(0.1???)
  • ?????(???)
  • ??1???
  • ???????
  • ?????(?????????)

11
????
  • ??????
  • ??(Be?)???(ß Cep??SPBs)
  • ????
  • ??(ß Cep?)???(SPBs?Be?)

??
????(km/sec)
????(?)
12
HIPPARCOS SPBs
  • HIPPARCOS????????????
  • ???10??
  • ?????????????
  • 100250km/sec
  • ?????100km/sec??
  • Aerts????????????????

13
???????
  • ????????
  • ?????HR?????????
  • ????????
  • ?????????
  • ???????
  • ???????
  • ????????????????
  • ??????????

14
??(1)
  • OAO188cm HIDES
  • HIDES??
  • 4000??4700Å(?????)
  • ?????50000
  • S/N200?????(30???)
  • ????
  • ??gt-25??7???????22??

15
??(2)
  • ????
  • 1999-5(?)
  • 2000-4(?)?6(?)?8(?)?9(?)
  • 2001-1(?)?9(?)?10(?)
  • 2002-1(?)?2(?)?3(?)?10(?)?11(?)
  • 2003-1(?)?2(?)
  • ???700????

16
?????
  • IRAF?noao.echelle???????????????????????(???????
    ????????????????????????????)
  • ?????????????????????????????
  • ????????????????
  • ????????????????
  • ???????

17
?????(1)
  • ???ß Tau (B7III)

?? (R.M.S.)
??
?? ???
??
??
18
?????(2)
  • ???????(3??)t Her

19
?????(3)
  • ???????(3??)HD26739

20
?????(4)
  • ???????(2??)HD206540

21
?????(5)
  • ????????(2??)HD191295

22
?????(6)
  • ???????HD42927

23
?????(7)
  • Binary LPVHD37055
  • MgII, CII??????
  • HeI, SiII????

24
?????(7)
  • Binary LPVHD183133 480km/sec????

25
??(1)
  • ?????
  • 12??????5????????
  • ?????????
  • ??
  • 5??????4????????
  • ????
  • ???????????100km/sec??
  • HD183133?480km/sec????(??)

26
??(2)
?Aerts???????????
27
??
  • 2???3????????
  • ?????????????????
  • ????
  • ?????????t Her?HD26739
  • ??????????
  • ??
  • ???????????????
Write a Comment
User Comments (0)
About PowerShow.com