HD 283654 - DF Tau

 

 

 

 

 

HBC36

 
Alternative names:
HBC 36, MH α259-11    
Type:
CTTS
Spectral type:
M0,1 V
Photometric data:
U-B:
 0. 89
B-V:
 -0. 42
V:
 11. 49
V-R:
 0. 76
R-I:
 0. 98
J-H:
 0. 79
H-K:
 0. 62
K:
 6. 74
K-L:
 0. 88
IRAS Fluxes(Jy): F12  = 1. 04
F25  = 1. 25
F60  = 0. 61
F100 = 0. 69b
Activity parameters:
Pphot:
8.5 days
[6]
V Range:
> 0.5 m
[6]
vsini:
22 Km/s
X-rays luminosity: (EINSTEIN)
6.46×1029 erg s-1 (0.16-3.5 KeV)
 [15]
Wind parameters:
W(Hα) :
60 Å
W([OI]) :
1.4 Å
 [8]
Associated with:
Binarity:
Characteristics:
Double system
d =
0′′088
 [48]
PA=
329∘
 [48]

 

 

IUE data:
Mg II Si II He II C IV Si IV O I F 2900 F1855
(erg cm2s-) ( erg cm2s) ( erg cm2s) (erg cm2s-) (erg cm2s-) ( erg cm2s) ( erg cm2s˚A- ) ( erg cm2s˚A- )
5.3E-13 3.6E-14 4.5E-14 2.2E-13 8.2E-14 5.2E-13 7.4E-15 2.0E-15

 

 

IUE spectra:
no ¯
 Cam. Image Disp. Ap. Date T. exp.
Comments
 Mag
 
[min.]
 
1 LWP 07532 H L 86-01-19 425.00 E=160,C=145,B=105 11.9
2 LWP 14273 L L 88-10-19 40.00 E=184,C=85,B=55 11.9
3 LWP 14810 L L 89-01-13 30.00 E=138,C=61,B=40 12.0
4 LWP 14817 L L 89-01-13 40.00 E=163,C=71,B=40 12.0
5 LWP 14823 L L 89-01-14 40.00 E=149,C=71,B=46 11.9
6 LWP 14867 L L 89-01-19 35.00 E=125,C=60,B=39 12.1
7 LWP 14874 L L 89-01-20 40.00 E=182,C=93,B=63 12.1
8 LWP 14880 L L 89-01-20 40.00 E=181,C=67,B=38 11.9
9 LWP 14881 L L 89-01-20 40.00 E=183,C=67,B=38 12.0
10 LWP 14892 L L 89-01-22 40.00 E=174,C=81,B=53 12.0
11 LWP 14896 L L 89-01-22 40.00 E=183,C=69,B=42 12.1
12 LWP 14897 L L 89-01-22 40.00 E=183,C=70,B=41 12.1
13 LWP 14913 L L 89-01-25 30.00 E=192,C=153,B=116 12.0
14 LWP 14929 L L 89-01-26 20.00 E=118,C=60,B=39 12.0
15 LWP 16662 L L 89-10-26 40.00 E=230,C=150,B=84 11.6
16 LWP 26516 L L 93-10-06 120.00 FESBCK:263,FO; —
17 LWP 26534 L L 93-10-09 120.00 FESBCK:247,FO —
18 LWP 26547 L L 93-10-12 110.00 FESBCK:230,FO; —
19 LWP 26553 L L 93-10-14 120.00 FESBCK:236,FO; —
20 LWR 04185 L S 79-04-02 5.25 C=60 11.7
21 LWR 04185 L L 79-04-02 5.25 C=65 11.7
22 LWR 04194 L S 79-04-04 35.00 E=230,C=95,B=40 11.7
23 LWR 04194 L L 79-04-05 40.00 E=230,C=95,B=40 11.7
24 LWR 09293 L L 80-11-13 40.00 E=240,C=140,B=50 11.1
25 LWR 14422 L L 82-10-17 160.00 E=1.2X,C=100,B=41 12.2
26 LWR 14422 L S 82-10-17 25.00 E=91,C=87,B=41 12.1
27 SWP 35378 L L 89-01-18 390.00 E=155,C=106,B=76 12.1
28 SWP 35386 L L 89-01-20 420.00 E=178,C=92,B=66 12.0
29 SWP 35392 L L 89-01-22 420.00 E=164,C=111,B=70 12.1
30 SWP 48853 L L 93-10-05 390.00 FESBCK:271,FO; —
31 SWP 48871 L L 93-10-08 388.00 FESBCK:369,SO; —
32 SWP 48893 L L 93-10-11 345.00 FESBCK:187,FO; —