22274+3949 CHR 109 (HD 212978)
22h 27m 26.50s +39° 48' 36.1" P.A. 60.00 sep 0.2 mag 6.14, Sp B2V dist. 657.89 pc (2146.04 l.y.)
Coord 2000 |
22274+3949 |
|
Discov num |
CHR 109 |
|
Comp |
|
|
Coord arcsec 2000 |
22 27 26.50 +39 48 36.1 |
|
Date first |
1985 |
|
Date last |
1985 |
|
Obs |
1 |
|
Pa first |
60 |
|
Pa last |
59.5 |
|
P.A. Now (θ) |
59.5° |
|
Sep first |
0.2 |
|
Sep last |
0.191 |
|
Sep. Now (ρ) |
0.191" |
|
Mag pri |
6.14 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
B2V (blue-white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-007 |
|
Sec motion dec |
|
|
Notes |
N
X
(See Notes, Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 212978 |
|
Constellation |
Lacerta |
|
SAO |
72358 |
|
HIP |
110849 |
|
Tycho2 |
3204-02412-1 |
|
Gaia DR2 |
1909258339125411968 |
|
HD |
212978 |
|
HR |
8553 |
|
GC |
31375 |
|
BD |
BD+39 4841 |
|
Distance |
657.89 |
|
Distance ly |
2146.04 |
|
WDS 22274+3949 CHR 109 (HD 212978) : NOTES
discov_num |
notes |
refcode |
CHR 109 |
This system, first announced by McAlister and recalled in a later |
McA1984b |
|
McAlister paper after repeated attempts at confirmation, has been |
McA1993 |
|
restored. While perhaps still spurious, the subsequent confirmation or |
|
|
suspected duplicity (by another technique) makes the discovery |
|
|
measurement somewhat more probable. |
|
REFERENCES
refcode |
metd |
author |
reference |
McA1984b |
Sc j |
McAlister, H.A. & Hartkopf, W.I. |
................... |
McA1984b |
|
Catalog of Interferometric Measurements of Binary Stars, CHARA Contrib. #1, 1984 |
|
McA1984b |
|
(previously unpublished KPNO 2.1m and 3.8m data) |
|
McA1993 |
Sc j |
McAlister, H.A., Mason, B.D., Hartkopf, W.I., & Shara, M.M. |
1993AJ....106.1639M |
McA1993 |
+orb |
AJ 106, 1639, 1993 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
22274+3949 |
CHR 109 |
|
1985 |
1 |
60 |
0.2 |
6.14 |
|
B2V |
N |
222726.50+394836.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 22274+3949 CHR 109 (HD 212978) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 22274+3949 CHR 109 (HD 212978) : MEASURES
No records found.
WDS 22274+3949 (HD 212978) : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 22274+3949 (HD 212978) : ALADIN DSS IMAGE @ 22h 27m 26.50s +39° 48' 36.1"
WDS 22274+3949 CHR 109 (HD 212978) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
22274+3949 |
CHR 109 |
|
60 |
0.2 |
|
Show |
|
22306+3938 |
MLB 964 |
|
33 |
6.2 |
38 |
Show |
|
22294+3916 |
MLB 796 |
|
317 |
5.8 |
40 |
Show |
|
22246+3926 |
RAO 28 |
AB |
316 |
4.4 |
40 |
Show |
|
22246+3926 |
RAO 28 |
Aa,Ab |
262 |
0.2 |
40 |
Show |
|
22277+4029 |
LEP 107 |
|
159 |
116.6 |
41 |
Show |
|
22274+4030 |
TDT3531 |
|
217 |
1.1 |
42 |
Show |
|
22308+4007 |
A 1467 |
|
268 |
0.3 |
43 |
Show |
|
22311+3957 |
TDT3563 |
|
168 |
0.6 |
44 |
Show |
|
22268+4033 |
COU1642 |
|
99 |
0.2 |
46 |
Show |
|
22307+3923 |
A 1466 |
|
161 |
0.8 |
46 |
Show |
|
22299+3912 |
MLB 905 |
|
231 |
3.7 |
47 |
Show |
|
22237+3931 |
TDT3503 |
|
64 |
0.7 |
47 |
Show |
|
22264+3855 |
GRV 576 |
|
209 |
22.4 |
55 |
Show |
|
22324+3947 |
ROE 47 |
DE |
176 |
6.5 |
57 |
Show |
|
22324+3947 |
ROE 47 |
AB |
155 |
43.0 |
58 |
Show |
|
22324+3947 |
ROE 47 |
AC |
342 |
33.4 |
58 |
Show |
|
22324+3947 |
ROE 47 |
AD |
216 |
103.7 |
58 |
Show |
|
22324+3947 |
FYM 109 |
AF |
106 |
22.1 |
58 |
Show |
|
22234+3912 |
HJ 1759 |
|
298 |
12.5 |
60 |
Show |
|
22286+3851 |
ALI 990 |
|
166 |
14.9 |
60 |
Show |
|
22327+3936 |
COU1834 |
AB |
39 |
1.7 |
63 |
Show |
|
22327+3936 |
GII 16 |
AB,C |
239 |
10.3 |
63 |
Show |
|
22327+3936 |
ORL 7 |
AD |
58 |
3.4 |
63 |
Show |
|
22315+3907 |
ALI 992 |
|
349 |
15.5 |
63 |
Show |
|
22262+3847 |
ALI 989 |
|
355 |
14.2 |
64 |
Show |
|
22219+3959 |
TDT3486 |
|
219 |
0.5 |
65 |
Show |
|
22291+3844 |
KPP 512 |
|
311 |
3.8 |
68 |
Show |
|
22240+3855 |
MLB 904 |
|
104 |
5.4 |
69 |
Show |
|
22215+4000 |
ALI1172 |
|
293 |
13.7 |
69 |
Show |
|
22334+3935 |
HDS3200 |
Aa,Ab |
177 |
0.2 |
71 |
Show |
|
22334+3935 |
COU1835 |
AB |
52 |
1.8 |
71 |
Show |
|
22265+3837 |
HO 185 |
AB |
223 |
4.2 |
73 |
Show |
|
22265+3837 |
HO 185 |
AC |
81 |
89.2 |
73 |
Show |
|
22294+4058 |
J 3169 |
|
303 |
4.0 |
74 |
Show |
|
22328+3909 |
GRV 584 |
|
343 |
17.4 |
75 |
Show |
|
22237+4050 |
TDT3502 |
|
85 |
0.4 |
75 |
Show |
|
22302+4058 |
ES 1696 |
AB |
346 |
88.9 |
77 |
Show |
|
22302+4058 |
ES 1696 |
BC |
141 |
2.3 |
78 |
Show |
|
22302+4058 |
GII 103 |
Ba,Bb |
205 |
0.4 |
78 |
Show |
|
22237+4054 |
WEI 38 |
AB |
53 |
6.8 |
79 |
Show |
|
22237+4054 |
WEI 38 |
AC |
352 |
38.5 |
79 |
Show |
|
22237+4054 |
FYM 120 |
AD |
270 |
42.5 |
79 |
Show |
|
22237+4054 |
FYM 120 |
AE |
326 |
51.0 |
79 |
Show |
|
22237+4054 |
FYM 120 |
AF |
264 |
36.6 |
79 |
Show |
|
22237+4054 |
WEI 38 |
BC |
342 |
35.8 |
79 |
Show |
|
22237+4054 |
FYM 120 |
DF |
116 |
3.5 |
79 |
Show |
|
22237+4054 |
FYM 120 |
CG |
40 |
9.7 |
79 |
Show |
|
22219+4040 |
HJ 1756 |
AB |
286 |
22.3 |
82 |
Show |
|
22219+4040 |
HJ 1756 |
AC |
320 |
24.2 |
82 |
Show |
|
22219+4040 |
HJ 1756 |
AD |
75 |
56.9 |
82 |
|
|
WDS 22274+3949 : COMPONENTS
22274+3949 A
Componente originario normalizzato |
AB |
|
Name |
HD 212978 |
|
Coord arcsec 2000 |
222726.50+394836.1 |
|
Mag |
6.14 |
|
Spectral class |
B2V (blue-white) |
|
PmRA |
-1.00 |
|
PmDE |
-7.0 |
|
SAO |
72358 |
|
HIP |
110849 |
|
Tycho2 |
3204-02412-1 |
|
HD |
212978 |
|
HR |
8553 |
|
GC |
31375 |
|
BD |
BD+39 4841 |
|
Tycho2 |
3204-02412-1 |
|
Pflag |
|
|
RAmdeg |
336.86041589 |
|
DEmdeg |
39.81003011 |
|
PmRA |
-0.1 |
|
PmDE |
-4.8 |
|
E RAmdeg |
4 |
|
E DEmdeg |
4 |
|
E pmRA |
1.2 |
|
E pmDE |
1.2 |
|
EpRAm |
1991.35 |
|
EpDEm |
1991.47 |
|
Num |
14 |
|
Q RAmdeg |
0.5 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.6 |
|
Q pmDE |
0.9 |
|
BTmag |
5.956 |
|
E BTmag |
0.014 |
|
VTmag |
6.125 |
|
E VTmag |
0.010 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
110849 |
|
CCDM |
|
|
RAdeg |
336.86041639 |
|
DEdeg |
39.81004083 |
|
EpRA 1990 |
1.60 |
|
EpDE 1990 |
1.69 |
|
E RAdeg |
3.5 |
|
E DEdeg |
3.6 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
72358 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
-0.0001 |
|
DE1950 |
|
|
PmDE1950 |
-0.007 |
|
Vmag |
6.1 |
|
SpType |
B3 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
31375 |
|
DM |
BD+39 4841 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
212978 |
|
M HD |
0 |
|
GC |
31375 |
|
RA1950rad |
5.8697418 |
|
DE1950rad |
0.69035766 |
|
PmRA2000 |
0.0001 |
|
PmDE2000 |
-0.011 |
|
Catalog |
H |
|
HIP |
110849 |
|
Proxy |
|
|
RAhms |
22 27 26.50 |
|
DEdms |
+39 48 36.1 |
|
Vmag |
6.16 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
336.86 |
|
DEdeg |
39.81 |
|
AstroRef |
|
|
Plx |
2.39 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
212978 |
|
BD |
BD+39 4841 |
|
CD |
|
|
CP |
|
|
Dm number |
+39 4841 |
|
VIred |
-0.13 |
|
SpType |
B2V |
|
R SpType |
|
|
Coord arcsec 2000 |
222726.50+394836.1 |
|
HIP |
110849 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.879323336 |
|
DErad |
0.6948162812 |
|
Plx |
1.52 |
|
PmRA |
-1.37 |
|
PmDE |
-6.55 |
|
E RArad |
0.26 |
|
E DErad |
0.26 |
|
E Plx |
0.34 |
|
E pmRA |
0.32 |
|
E pmDE |
0.32 |
|
Hpmag |
6.1093 |
|
E Hpmag |
0.0008 |
|
SHp |
0.007 |
|
VA |
0 |
|
BV |
-0.136 |
|
E BV |
0.003 |
|
VI |
-0.13 |
|
22274+3949 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
222726.51+394836.2 |
|
Calc delta mag |
6.14 |
|
Calc coord |
yes |
|