20310+4050 CAN 26 AD
20h 31m 00.20s +40° 49' 49.8" P.A. 93.00 sep 8.4 mag 7.80,15.00 Sp O7V
Coord 2000
20310+4050
Discov num
CAN 26
Comp
AD
Coord arcsec 2000
20 31 00.20 +40 49 49.8
Date first
2008
Date last
2008
Obs
1
Pa first
93
Pa last
92.6
P.A. Now (θ)
92.6°
Sep first
8.4
Sep last
8.44
Sep. Now (ρ)
8.44"
Mag pri
7.80
Mag sec
15.00
delta mag (ΔM)
7.2
Spectral class
O7V (blue)
Pri motion ra
Sec motion ra
Pri motion dec
Sec motion dec
Notes
K
(K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
20310+4050 SYSTEM COMPONENTS
Show
name
SAO
coord
wds_name
last
obs
pa
sep
mag1
mag2
d_mag
orb
current
Show
20 31 00 +40 49 50
CAN 26 AB
2008
1
270
2.6
7.80
15.80
8.00
Show
20 31 00 +40 49 50
CAN 26 AC
2014
4
335
8.3
7.80
12.60
4.80
Show
20 31 00 +40 49 50
CAN 26 AD
2008
1
93
8.4
7.80
15.00
7.20
<===
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
WDS 20310+4050 CAN 26 AD : NOTES
No records found.
REFERENCES
refcode
metd
author
reference
CaN2014
Hf j
Caballero-Nieves, S.M., Nelan, E.P., Gies, D.R., Wallace, D.J., DeGioia-Eastwood,
2014AJ....147...40C
CaN2014
K., Herrero, A., Jao, W.-J., Mason, B.D., Massey, P., Moffat, A.F., & Walborn, N.
CaN2014
AJ 147, 40, 2014
CaN2020
A j
Caballero-Nieves, S.M., Gies, D.R., Baines, E.K., Bouchez, A.H., Dekany, R.G.,
2020AJ....160..115C
CaN2020
Goodwin, S.P., Rickman, E.L., Roberts, L.C., Jr., Taggart, K., ten Brummelaar,
CaN2020
T.A. & Turner, N.H.
CaN2020
AJ 160, 115, 2020
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
20310+4050
CAN 26
AD
2008
1
93
8.4
7.80
15.00
O7V
K
203100.20+404949.8
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20310+4050 CAN 26 AD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20310+4050 CAN 26 AD : MEASURES
No records found.
WDS 20310+4050 : 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 20310+4050 : ALADIN DSS IMAGE @ 20h 31m 00.20s +40° 49' 49.8"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 20310+4050 CAN 26 AD : 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
20310+4050
CAN 26
AB
270
2.6
Show
20310+4050
CAN 26
AC
335
8.3
Show
20310+4050
CAN 26
AD
93
8.4
Show
20316+4059
CAN 13
AB
80
5.2
12
Show
20316+4059
CAN 13
AC
261
12.6
12
Show
20316+4059
CAN 13
AD
351
13.9
12
Show
20321+4048
CAN 77
81
12.5
13
Show
20326+4056
CAN 24
Aa,Ab
118
0.9
20
Show
20326+4056
CAN 24
AB
25
2.4
20
Show
20326+4056
CAN 24
AC
326
3.5
20
Show
20326+4056
CAN 24
AD
134
4.4
20
Show
20326+4056
CAN 24
AE
151
7.6
20
Show
20326+4056
CAN 24
AF
10
8.1
20
Show
20326+4056
CAN 24
AG
339
8.5
20
Show
20326+4056
CAN 24
AH
162
10.6
20
Show
20326+4056
CAN 24
AI
184
11.4
20
Show
20326+4056
CAN 24
AJ
316
11.8
20
Show
20326+4056
CAN 24
AK
64
13.5
20
Show
20307+4109
CAN 16
347
8.4
20
Show
20310+4110
CAN 19
Aa,Ab
177
0.4
21
Show
20310+4110
CAN 19
AB
247
5.0
21
Show
20310+4110
CAN 19
AC
114
6.9
21
Show
20310+4110
CAN 19
AD
313
9.5
21
Show
20310+4110
CAN 19
AE
256
9.6
21
Show
20310+4110
CAN 19
AF
82
11.3
21
Show
20295+4100
HJ 1523
340
12.0
21
Show
20326+4041
CAN 18
AB
63
7.5
21
Show
20326+4041
CAN 18
AC
130
8.1
21
Show
20326+4041
CAN 18
AD
117
8.8
21
Show
20326+4041
CAN 18
AE
179
9.1
21
Show
20326+4041
CAN 18
AF
132
9.4
21
Show
20326+4041
CAN 18
AG
305
10.8
21
Show
20328+4040
SKF1866
286
2.8
23
Show
20325+4035
CAN 22
AB
153
3.3
23
Show
20325+4035
CAN 22
AC
178
4.5
23
Show
20325+4035
CAN 22
AD
84
6.3
23
Show
20325+4035
CAN 22
AE
65
7.4
23
Show
20325+4035
CAN 22
AF
261
9.2
23
Show
20325+4035
CAN 22
AG
31
11.5
23
Show
20330+4047
CAN 15
AB
113
0.1
24
Show
20330+4047
CAN 15
AC
241
2.6
24
Show
20330+4047
CAN 15
AD
201
5.5
24
Show
20330+4047
CAN 15
AE
230
9.3
24
Show
20330+4047
CAN 15
AF
341
15.7
24
Show
20305+4113
CAN 27
AB
107
4.9
25
Show
20305+4113
CAN 27
AC
287
8.1
25
Show
20305+4113
CAN 27
AD
108
9.8
25
Show
20305+4113
CAN 27
AE
14
10.6
25
Show
20316+4113
ES 1679
AB
214
4.0
25
Show
20316+4113
CAN 75
AC
166
8.2
25
Show
20316+4113
CAN 75
AD
269
11.8
25
WDS 20310+4050 : COMPONENTS
A
B
C
B
pa=270.5°
sep=1.94"
C
pa=340.7°
sep=7.96"
pa=354.7°
sep=7.53"
D
pa=93.4°
sep=6.39"
pa=92.8°
sep=8.33"
pa=131.2°
sep=11.98"
20310+4050 A
Coord arcsec 2000
203100.20+404949.8
Mag
7.8
Spectral class
O7V (blue)
20310+4050 B
Coord arcsec 2000
203100.03+404949.8
Mag
15.8
Calc delta mag
8
Calc coord
yes
20310+4050 C
Coord arcsec 2000
203059.97+404957.3
Mag
12.6
Calc delta mag
4.8
Calc coord
yes
20310+4050 D
Coord arcsec 2000
203100.76+404949.4
Mag
15
Calc delta mag
7.2
Calc coord
yes