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Doubles in session


Current system
22159+5440
BU 377 AB
V447 Lac


Nearby doubles
7' : 22154+5446
STI2666

8' : 22167+5438
TDS1166

10' : 22160+5450
SKF2555

12' : 22170+5434
TDT3444

14' : 22152+5429
TDT3422

14' : 22164+5454
STI2675

16' : 22177+5444
STI2681

18' : 22151+5457
STI2662

19' : 22161+5453
STI2673

19' : 22178+5431
STI2682

20' : 22141+5452
TDT3418

21' : 22178+5452
STI2685

22' : 22134+5442
STI2648

25' : 22186+5434
MLR 612

27' : 22130+5450
STI2644

28' : 22157+5507
STI2667

28' : 22190+5449
TDT3458

32' : 22191+5455
STI2693

33' : 22144+5510
STI2656

34' : 22197+5444
STI2701

34' : 22123+5451
STI2638

36' : 22197+5427
STI2700

36' : 22170+5515
STI2677

36' : 22126+5502
STI2639

37' : 22187+5507
STI2690

37' : 22201+5436
STI2705



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

22159+5440 BU 377 AB (V447 Lac)

 
 
22h 15m 54.13s +54° 40' 22.4" P.A. 58.00 sep 32.4 mag 7.52,10.37 Sp K1V dist. 21.54 pc (70.26 l.y.)
 
 
Coord 2000 22159+5440 Discov num BU  377 Comp AB Coord arcsec 2000 22 15 54.13 +54 40 22.4
Date first 1875 Date last 2012 Obs 20
Pa first 65 Pa last 57.7 P.A. Now (θ) 57.7°
Sep first 60.0 Sep last 32.43 Sep. Now (ρ) 32.43"
Mag pri 7.52 Mag sec 10.37 delta mag (ΔM) 2.85 Spectral class K1V (yellow-orange)
Pri motion ra +214 Sec motion ra -005
Pri motion dec +070 Sec motion dec -006
Notes N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=1.03
This double is not physical.
 
 
22159+5440 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show V447 Lac 34243 22 15 54 +54 40 22 BU 377 AB 2012 20 58 32.4 7.52 10.37 2.85 <===
Show 34243 22 15 54 +54 40 22 BU 377 AC 2012 8 46 30.3 7.52 11.40 3.88
Show 34243 22 15 54 +54 40 22 BU 377 AD 2006 6 158 22.2 7.52 12.80 5.28
Show 34243 22 15 54 +54 40 22 BU 377 AQ 2012 5 258 59.8 7.52 14.06 6.54
Show 34243 22 15 54 +54 40 22 BU 377 AR 2003 3 257 63.4 7.52 13.80 6.28
Show 34243 22 15 54 +54 40 22 BU 377 AS 2015 6 334 55.5 7.52 12.62 5.10
Show 34243 22 15 54 +54 40 22 GIC 177 AT 2016 7 107 76.9 7.49 14.03 6.54
Show 34243 22 15 54 +54 40 22 HLA 31 AU 2016 1 248 8.9 5.90
Show 34243 22 15 54 +54 40 22 HLA 31 AV 2016 1 104 9.5 5.90
Show 22 15 58 +54 40 41 BU 377 BC 2015 18 303 6.7 10.37 11.40 1.03
Show 22 15 48 +54 40 12 BU 377 QR 2015 7 233 6.8 12.80 13.80 1.00
Decuple system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V447 Lac Constellation Lacerta SAO 34243 HIP 109926
Tycho2 3986-02960-1 Gaia DR2 2005798350576886144 HD 211472 GC 31149
GL NN 4268A BD BD+53 2831 Distance 21.54 Distance ly 70.26
 
 
WDS 22159+5440 BU 377 AB (V447 Lac) : NOTES
 
 
discov_num notes refcode
BU 377 AB: Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
AQ = BU 377Ab.
GIC 177 AT = G232-061/G232-062 = GJ 4268A+4269B.
BU 377 AC, AD: Rectilinear solutions by Friedman et al. (2011). USN2011a
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
USN2011a lin - Friedman, E.A., Mason, B.D., & Hartkopf, W.I. 2011IAUDS.175....1F
USN2011a Inf. Circ. 175, 1, 2011
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 GIC Giclas, H., Burnham, R. & Thomas, N.
184 HLA Hirsch, L.A., Ciardi, D.R., Howards, A.W., Marcy, G.W., Ruane, G., Gonzalez, E.,
184 HLA Blunt, S., Crepp, J.R., Fulton, B.J., Isaacson, H., Kosiarek, M., Mawet, D.,
184 HLA Sinukoff, E. & Weiss, L.
185 HLA Hirsch, L.A., Rosenthal, L., Fulton, B.J., Howard, A.W., Ciardi, D.R., Marcy, G.W.,
185 HLA Nielsen, E., Petigura, E.A., de Rosa, R.J., Isaacson, H., Weiss, L.M., Sinukoff, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22159+5440 BU 377 AB 2006 17 62 38.0 7.52 10.37 K1V NLD 221554.13+544022.4
22159+5440 BU 377 AB 2012 20 58 32.4 7.52 10.37 K1V NLD 221554.13+544022.4

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 22159+5440 BU 377 AB (V447 Lac) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22159+5440 BU 377 AB (V447 Lac) : MEASURES
 
 
No records found.

 
 
WDS 22159+5440 (V447 Lac) : VIRTUAL EYEPIECE
 
 

22159+5440 BU 377A mag 7.52 Sp K1V 22159+5440 BU 377B sep 39.7 P.A. 62.00 mag 10.37 Sp B5 22159+5440 BU 377C sep 24.5 P.A. 31.00 mag 11.4 22159+5440 BU 377D sep 21.1 P.A. 167.00 mag 12.8 22159+5440 BU 377Q sep 56.5 P.A. 258.90 mag 12.8 22159+5440 BU 377R sep 38.6 P.A. 247.60 mag 13.8 22159+5440 BU 377S sep 51.8 P.A. 344.20 mag 12.62 22159+5440 GIC 177T sep 48.3 P.A. 118.50 mag 14.03 22159+5440 HLA 31U sep 5.8 P.A. 234.90 22159+5440 HLA 31V sep 5.8 P.A. 113.30 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 22159+5440 (V447 Lac) : ALADIN DSS IMAGE @ 22h 15m 54.13s +54° 40' 22.4"
 
 
 
 
WDS 22159+5440 BU 377 AB (V447 Lac) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22159+5440 BU 377AB distance=1' 22159+5440 BU 377AD distance=1' 22159+5440 BU 377AQ distance=1' 22159+5440 BU 377AS distance=1' 22159+5440 GIC 177AT distance=1' 22159+5440 BU 377AC distance=1' 22159+5440 BU 377AR distance=1' 22159+5440 HLA 31AU distance=1' 22159+5440 HLA 31AV distance=1' 22159+5440 BU 377BC distance=1' 22159+5440 BU 377QR distance=1' 22154+5446 STI2666 distance=7' 22167+5438 TDS1166 distance=8' 22160+5450 SKF2555 distance=10' 22170+5434 TDT3444 distance=12' 22152+5429 TDT3422 distance=14' 22164+5454 STI2675 distance=14' 22177+5444 STI2681 distance=16' 22151+5457 STI2662 distance=18' 22161+5453 STI2673 distance=19' 22178+5431 STI2682 distance=19' 22141+5452 TDT3418 distance=20' 22178+5452 STI2685 distance=21' 22134+5442 STI2648 distance=22' 22186+5434 MLR 612 distance=25' 22130+5450 STI2644 distance=27' 22157+5507 STI2667 distance=28' 22190+5449 TDT3458 distance=28' 22191+5455 STI2693 distance=32' 22144+5510 STI2656 distance=33' 22197+5444 STI2701 distance=34' 22123+5451 STI2638 distance=34' 22197+5427 STI2700 distance=36' 22170+5515 STI2677 distance=36' 22126+5502 STI2639 distance=36' 22187+5507 STI2690 distance=37' 22201+5436 STI2705 distance=37' 22158+5519 STI2668 distance=39' 22136+5514 STI2649 distance=40' 22205+5440 STI2709 distance=40' 22146+5519 STI2658 distance=41' 22116+5425 MCK 6 distance=41' 22171+5521 STI2679AC,BD distance=42' 22171+5521 SMH 9AC distance=42' 22171+5521 SMH 9BD distance=43' 22114+5459 STI2637 distance=44' 22199+5507 STI2702 distance=44' 22208+5452 STI2710 distance=44' 22164+5525 STI2674 distance=45' 22192+5516 STI2695 distance=46' 22170+5526 STI2678 distance=46' grafico limitrofi
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 22159+5440 BU 377 AB 58 32.4 1
Show 22159+5440 BU 377 AD 158 22.2 1
Show 22159+5440 BU 377 AQ 258 59.8 1
Show 22159+5440 BU 377 AS 334 55.5 1
Show 22159+5440 GIC 177 AT 107 76.9 1
Show 22159+5440 BU 377 AC 46 30.3 1
Show 22159+5440 BU 377 AR 257 63.4 1
Show 22159+5440 HLA 31 AU 248 8.9 1
Show 22159+5440 HLA 31 AV 104 9.5 1
Show 22159+5440 BU 377 BC 303 6.7 1
Show 22159+5440 BU 377 QR 233 6.8 1
Show 22154+5446 STI2666 232 5.3 7
Show 22167+5438 TDS1166 313 1.1 8
Show 22160+5450 SKF2555 131 12.5 10
Show 22170+5434 TDT3444 348 1.8 12
Show 22152+5429 TDT3422 167 0.5 14
Show 22164+5454 STI2675 339 4.1 14
Show 22177+5444 STI2681 104 8.0 16
Show 22151+5457 STI2662 27 4.8 18
Show 22161+5453 STI2673 199 7.9 19
Show 22178+5431 STI2682 9 10.0 19
Show 22141+5452 TDT3418 174 1.6 20
Show 22178+5452 STI2685 62 8.4 21
Show 22134+5442 STI2648 230 4.4 22
Show 22186+5434 MLR 612 165 0.3 25
Show 22130+5450 STI2644 73 8.6 27
Show 22157+5507 STI2667 223 15.4 28
Show 22190+5449 TDT3458 61 0.8 28
Show 22191+5455 STI2693 63 9.3 32
Show 22144+5510 STI2656 146 4.5 33
Show 22197+5444 STI2701 253 2.7 34
Show 22123+5451 STI2638 302 14.5 34
Show 22197+5427 STI2700 64 10.9 36
Show 22170+5515 STI2677 76 10.8 36
Show 22126+5502 STI2639 319 3.8 36
Show 22187+5507 STI2690 255 12.2 37
Show 22201+5436 STI2705 119 9.1 37
Show 22158+5519 STI2668 212 15.4 39
Show 22136+5514 STI2649 295 12.4 40
Show 22205+5440 STI2709 91 6.5 40
Show 22146+5519 STI2658 287 14.3 41
Show 22116+5425 MCK 6 136 12.2 41
Show 22171+5521 STI2679 AC,BD 307 13.9 42
Show 22171+5521 SMH 9 AC 20 2.2 42
Show 22171+5521 SMH 9 BD 181 2.1 43
Show 22114+5459 STI2637 118 3.5 44
Show 22199+5507 STI2702 6 3.6 44
Show 22208+5452 STI2710 237 16.2 44
Show 22164+5525 STI2674 143 4.9 45
Show 22192+5516 STI2695 130 11.4 46
Show 22170+5526 STI2678 284 14.5 46

 
 
WDS 22159+5440 : COMPONENTS
 
 
  A B C D Q R S T U
B pa=62.0°
sep=39.67"
 
C pa=31.0°
sep=24.54"
pa=276.2°
sep=22.53"
 
D pa=167.0°
sep=21.14"
pa=217.7°
sep=49.53"
pa=190.7°
sep=42.36"
 
Q pa=258.9°
sep=56.49"
pa=251.9°
sep=95.15"
pa=244.9°
sep=75.18"
pa=279.1°
sep=60.97"
 
R pa=247.6°
sep=38.57"
pa=244.8°
sep=78.15"
pa=233.5°
sep=60.07"
pa=278.3°
sep=40.86"
pa=100.9°
sep=20.12"
 
S pa=344.2°
sep=51.78"
pa=302.4°
sep=58.22"
pa=317.1°
sep=39.29"
pa=345.0°
sep=72.90"
pa=34.2°
sep=73.44"
pa=18.5°
sep=68.02"
 
T pa=118.5°
sep=48.27"
pa=169.9°
sep=42.25"
pa=145.9°
sep=53.16"
pa=93.6°
sep=37.75"
pa=97.0°
sep=98.61"
pa=96.1°
sep=78.54"
pa=142.2°
sep=92.19"
 
U pa=234.9°
sep=5.82"
pa=241.1°
sep=45.45"
pa=215.5°
sep=29.95"
pa=331.1°
sep=19.71"
pa=81.5°
sep=51.22"
pa=69.8°
sep=32.92"
pa=170.0°
sep=53.98"
pa=292.6°
sep=51.13"
 
V pa=113.3°
sep=5.83"
pa=234.8°
sep=36.31"
pa=197.3°
sep=24.45"
pa=1.8°
sep=18.30"
pa=82.0°
sep=61.38"
pa=73.2°
sep=42.85"
pa=159.5°
sep=55.64"
pa=299.2°
sep=42.46"
pa=84.1°
sep=10.17"
 
 
22159+5440 A
 
 
Name V447 Lac Coord arcsec 2000 221554.13+544022.4 Mag 7.52 Spectral class K1V (yellow-orange)
PmRA 214.00 PmDE 70.0 SAO 34243 HIP 109926
Tycho2 3986-02960-1 HD 211472 GC 31149 BD BD+53 2831
Tycho2
Tycho2 3986-02960-1 Pflag RAmdeg 333.97557472 DEmdeg 54.67288955
PmRA 212.3 PmDE 69.7 E RAmdeg 5 E DEmdeg 5
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.36 EpDEm 1991.42
Num 12 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.5
Q pmDE 0.7 BTmag 8.520 E BTmag 0.016 VTmag 7.577
E VTmag 0.010 Prox 415 TYC T HIP 109926
CCDM RAdeg 333.97473472 DEdeg 54.67273083 EpRA 1990 1.76
EpDE 1990 1.82 E RAdeg 4.8 E DEdeg 4.8 Posflg
Corr 0.0
SAO
SAO 34243 DelFlag RA1950 PmRA1950 0.0249
DE1950 PmDE1950 0.051 Vmag 7.8 SpType G5
Double code Source 70 CatNum 31149 DM BD+53 2831
DMcomp BDsup HD 211472 M HD 0
GC 31149 RA1950rad 5.82072334 DE1950rad 0.94984473 PmRA2000 0.0253
PmDE2000 0.048
Hipparcos
Catalog H HIP 109926 Proxy RAhms 22 15 53.92
DEdms +54 40 21.8 Vmag 7.5 VarFlag 1 R Vmag H
RAdeg 333.975 DEdeg 54.6727 AstroRef Plx 46.62
CCDM 22159+5440 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 211472 BD BD+53 2831
CD CP Dm number +53 2831 VIred 0.84
SpType K1V R SpType Coord arcsec 2000 221553.92+544021.8
Hipparcos 2
HIP 109926 Sn 5 So 0 Nc 1
RArad 5.8289578369 DErad 0.9542189818 Plx 46.43 PmRA 213.52
PmDE 69.87 E RArad 0.4 E DErad 0.4 E Plx 0.5
E pmRA 0.44 E pmDE 0.43 Hpmag 7.6459 E Hpmag 0.0013
SHp 0.015 VA 0 BV 0.81 E BV 0.015
VI 0.85
CCDM
Ccdm 22159+5440 RComp Comp A Note1
Note2 Discov num DRAs 0.10 DDEs 23.2
R dRAs 10 Year Theta Rho
Obs 8 Vmag 7.9 Sp G5 PmNote *
PmRA 202 PmDE 85 Dm number +53 2831 Cat1 BD
Name2 +54 1509 Cat2 AGK2/3 HD 211472 M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410A
HIC 109926
 
 
22159+5440 B
 
 
Coord arcsec 2000 221558.17+544041.0 Coord calc 221558.17+544041.0 Mag 10.37 Spectral class B5 (blue-white)
PmRA -5.00 PmDE -6.0 Tycho2 3986-02670-1 Calc delta mag 2.85
Tycho2
Tycho2 3986-02670-1 Pflag RAmdeg 333.99238960 DEmdeg 54.67805631
PmRA 5.8 PmDE -3.6 E RAmdeg 29 E DEmdeg 28
E pmRA 2.3 E pmDE 2.2 EpRAm 1989.84 EpDEm 1989.95
Num 4 Q RAmdeg 2.6 Q DEmdeg 2.1 Q pmRA 2.7
Q pmDE 2.1 BTmag 10.927 E BTmag 0.051 VTmag 10.366
E VTmag 0.043 Prox 415 TYC T HIP
CCDM RAdeg 333.99236694 DEdeg 54.67806417 EpRA 1990 1.71
EpDE 1990 1.81 E RAdeg 29.1 E DEdeg 27.9 Posflg
Corr 0.2
CCDM
Ccdm 22159+5440 RComp Comp B Note1
Note2 Discov num BU 377 DRAs DDEs
R dRAs Year 1911 Theta 065 Rho 59.1
Obs 5 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410B
HIC
 
 
22159+5440 C
 
 
Coord arcsec 2000 221555.59+544043.4 Mag 11.4 PmRA 1.00 PmDE -6.0
Calc delta mag 3.88 Calc coord yes
CCDM
Ccdm 22159+5440 RComp B Comp C Note1
Note2 Discov num BU 377 DRAs DDEs
R dRAs Year 1917 Theta 300 Rho 5.9
Obs 5 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410C
HIC
 
 
22159+5440 D
 
 
Coord arcsec 2000 221554.68+544001.8 Mag 12.8 PmRA -10.00 PmDE -8.0
Calc delta mag 5.28 Calc coord yes
 
 
22159+5440 Q
 
 
Coord arcsec 2000 221547.74+544011.5 Coord calc 221547.74+544011.5 Mag 12.8 PmRA -1.00
PmDE 21.0 Calc delta mag 5.28
CCDM
Ccdm 22159+5440 RComp Comp Q Note1
Note2 Discov num BU 377 DRAs DDEs
R dRAs Year 1911 Theta 263 Rho 37.4
Obs 2 Vmag 12.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410Q
HIC
 
 
22159+5440 R
 
 
Coord arcsec 2000 221550.02+544007.7 Mag 13.8 Calc delta mag 6.28 Calc coord yes
CCDM
Ccdm 22159+5440 RComp Comp R Note1
Note2 Discov num BU 377 DRAs DDEs
R dRAs Year 1899 Theta 261 Rho 40.1
Obs 1 Vmag 13.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410R
HIC
 
 
22159+5440 S
 
 
Coord arcsec 2000 221552.50+544112.2 Mag 12.62 PmRA -3.00 PmDE -5.0
Calc delta mag 5.1 Calc coord yes
CCDM
Ccdm 22159+5440 RComp Comp S Note1
Note2 Discov num BU 377 DRAs DDEs
R dRAs Year 1911 Theta 358 Rho 57.8
Obs 1 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410S
HIC
 
 
22159+5440 T
 
 
Coord arcsec 2000 221559.02+543959.4 Mag 14.03 PmRA 205.00 PmDE 64.0
Calc delta mag 6.51 Calc coord yes
CCDM
Ccdm 22159+5440 RComp Comp T Note1
Note2 Discov num GIC DRAs DDEs
R dRAs Year 1967 Theta 106 Rho 78.0
Obs 1 Vmag 16.0 Sp PmNote
PmRA 455 PmDE 52 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15797 M ADS BDS N IDS IDS 22121N5410T
HIC
 
 
22159+5440 U
 
 
Coord arcsec 2000 221553.58+544019.1 Calc delta mag 7.52 Calc coord yes
 
 
22159+5440 V
 
 
Coord arcsec 2000 221554.75+544020.1 Calc delta mag 7.52 Calc coord yes