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Doubles in session


Current system
22087+4545
YSC 15 AB
AR Lac


Nearby doubles
23' : 22070+4559
COU2139

24' : 22105+4531
DYL 11

25' : 22105+4530
DYL 10AB

26' : 22074+4523
DYL 8

30' : 22066+4524
A 623

33' : 22079+4616
TDT3361

35' : 22077+4617
TDT3358

38' : 22059+4522
A 183

39' : 22104+4619
COU2237

42' : 22063+4511
DYL 7

44' : 22093+4628
HJ 1738

45' : 22118+4515
DYL 16

45' : 22129+4555
BUR 1AB

45' : 22091+4500
DYL 9

51' : 22110+4501
DYL 13AB

55' : 22093+4451
HJ 1735AB

55' : 22135+4520
J 3160

56' : 22048+4508
DYL 4

56' : 22061+4456
LYS 20

56' : 22035+4534
SAN 2AB

56' : 22053+4629
HJ 1725

57' : 22138+4526
DCH 118

58' : 22046+4624
BRT1157

59' : 22141+4531
ES 1342

59' : 22053+4458
DYL 6

59' : 22138+4520
BRT1159



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

22087+4545 YSC 15 AB (AR Lac)

 
 
22h 08m 40.86s +45° 44' 31.7" P.A. 345.00 sep 0.0 mag 6.25,8.61 Sp G3V dist. 42.77 pc (139.52 l.y.)
 
 
Coord 2000 22087+4545 Discov num YSC  15 Comp AB Coord arcsec 2000 22 08 40.86 +45 44 31.7
Date first 2006 Date last 2010 Obs 2
Pa first 261 Pa last 344.6 P.A. Now (θ) 344.6°
Sep first 0.1 Sep last 0.03 Sep. Now (ρ) 0.03"
Mag pri 6.25 Mag sec 8.61 delta mag (ΔM) 2.36 Spectral class G3V (yellow)
Pri motion ra -052 Sec motion ra
Pri motion dec +048 Sec motion dec
Notes W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name AR Lac Constellation Lacerta SAO 51684 HIP 109303
Tycho2 3606-00784-1 HD 210334 HR 8448 GC 30985
BD BD+45 3813 Distance 42.77 Distance ly 139.52
 
 
WDS 22087+4545 YSC 15 AB (AR Lac) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
YSC Yale-Southern Connecticut (from additional DD list - see HOR) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22087+4545 YSC 15 AB 2010 2 345 0.0 6.25 8.61 G3V W 220840.86+454431.7

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

 
 
WDS 22087+4545 YSC 15 AB (AR Lac) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22087+4545 YSC 15 AB (AR Lac) : MEASURES
 
 
No records found.

 
 
WDS 22087+4545 (AR Lac) : VIRTUAL EYEPIECE
 
 

22087+4545 YSC 15A mag 6.25 Sp G3V 22087+4545 YSC 15B mag 8.61 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 22087+4545 (AR Lac) : ALADIN DSS IMAGE @ 22h 08m 40.86s +45° 44' 31.7"
 
 
 
 
WDS 22087+4545 YSC 15 AB (AR Lac) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22087+4545 YSC 15AB distance=1' 22070+4559 COU2139 distance=23' 22105+4531 DYL 11 distance=24' 22105+4530 DYL 10AB distance=25' 22105+4530 DYL 10AC distance=25' 22105+4530 DYL 10AD distance=25' 22074+4523 DYL 8 distance=26' 22066+4524 A 623 distance=30' 22079+4616 TDT3361 distance=33' 22077+4617 TDT3358 distance=35' 22059+4522 A 183 distance=38' 22104+4619 COU2237 distance=39' 22063+4511 DYL 7 distance=42' 22093+4628 HJ 1738 distance=44' 22118+4515 DYL 16 distance=45' 22129+4555 BUR 1AB distance=45' 22129+4555 BUR 1AC distance=45' 22091+4500 DYL 9 distance=45' 22110+4501 DYL 13AB distance=51' 22110+4501 DYL 13AC distance=51' 22093+4451 SCA 167Da,Db distance=54' 22093+4451 SCA 167DB distance=54' 22093+4451 HJ 1735AD distance=55' 22093+4451 HJ 1735AC distance=55' 22093+4451 HJ 1735AB distance=55' 22093+4451 HJ 1735BC distance=55' 22135+4520 J 3160 distance=55' 22048+4508 DYL 4 distance=56' 22061+4456 LYS 20 distance=56' 22035+4534 SAN 2AB distance=56' 22035+4534 LMP 47AC distance=56' 22053+4629 HJ 1725 distance=56' 22138+4526 DCH 118 distance=57' 22046+4624 BRT1157 distance=58' 22141+4531 ES 1342 distance=59' 22053+4458 DYL 6 distance=59' 22138+4520 BRT1159 distance=59' 22117+4636 A 2394 distance=61' 22125+4456 DYL 18 distance=64' 22042+4633 POP 145CD distance=65' 22125+4454 DYL 17 distance=65' 22042+4633 POP 145AB distance=65' 22042+4633 POP 145AB,CD distance=65' 22149+4553 ES 533 distance=66' 22125+4452 DYL 19 distance=67' 22141+4623 COU2238AB distance=68' 22141+4623 GII 88AC distance=68' 22045+4453 DYL 2 distance=68' 22022+4531 TDT3300 distance=70' 22051+4446 DYL 5 distance=71' 22042+4450 DYL 1AB distance=73' 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 22087+4545 YSC 15 AB 345 0.0 1
Show 22070+4559 COU2139 117 0.6 23
Show 22105+4531 DYL 11 296 7.4 24
Show 22105+4530 DYL 10 AB 271 54.4 25
Show 22105+4530 DYL 10 AC 273 32.8 25
Show 22105+4530 DYL 10 AD 312 42.0 25
Show 22074+4523 DYL 8 44 6.8 26
Show 22066+4524 A 623 194 4.4 30
Show 22079+4616 TDT3361 111 0.6 33
Show 22077+4617 TDT3358 10 1.6 35
Show 22059+4522 A 183 247 0.9 38
Show 22104+4619 COU2237 225 0.4 39
Show 22063+4511 DYL 7 260 12.2 42
Show 22093+4628 HJ 1738 180 8.6 44
Show 22118+4515 DYL 16 317 6.7 45
Show 22129+4555 BUR 1 AB 196 13.5 45
Show 22129+4555 BUR 1 AC 195 35.1 45
Show 22091+4500 DYL 9 247 7.5 45
Show 22110+4501 DYL 13 AB 30 5.6 51
Show 22110+4501 DYL 13 AC 78 14.9 51
Show 22093+4451 SCA 167 Da,Db 312 0.2 54
Show 22093+4451 SCA 167 DB 106 137.1 54
Show 22093+4451 HJ 1735 AD 286 110.2 55
Show 22093+4451 HJ 1735 AC 137 43.1 55
Show 22093+4451 HJ 1735 AB 110 27.2 55
Show 22093+4451 HJ 1735 BC 171 22.6 55
Show 22135+4520 J 3160 65 5.9 55
Show 22048+4508 DYL 4 171 12.0 56
Show 22061+4456 LYS 20 207 13.4 56
Show 22035+4534 SAN 2 AB 132 8.6 56
Show 22035+4534 LMP 47 AC 44 57.6 56
Show 22053+4629 HJ 1725 78 29.9 56
Show 22138+4526 DCH 118 16 1.5 57
Show 22046+4624 BRT1157 224 7.2 58
Show 22141+4531 ES 1342 206 4.1 59
Show 22053+4458 DYL 6 346 11.9 59
Show 22138+4520 BRT1159 234 4.5 59
Show 22117+4636 A 2394 161 2.3 61
Show 22125+4456 DYL 18 103 13.5 64
Show 22042+4633 POP 145 CD 33 1.7 65
Show 22125+4454 DYL 17 358 17.7 65
Show 22042+4633 POP 145 AB 104 2.4 65
Show 22042+4633 POP 145 AB,CD 93 30.3 65
Show 22149+4553 ES 533 315 4.5 66
Show 22125+4452 DYL 19 127 12.0 67
Show 22141+4623 COU2238 AB 64 1.3 68
Show 22141+4623 GII 88 AC 69 5.1 68
Show 22045+4453 DYL 2 299 11.6 68
Show 22022+4531 TDT3300 324 0.7 70
Show 22051+4446 DYL 5 50 23.3 71
Show 22042+4450 DYL 1 AB 158 13.8 73

 
 
WDS 22087+4545 : COMPONENTS
 
 
  A
B pa=349.1°
sep=0.03"
 
 
22087+4545 A
 
 
Name AR Lac Coord arcsec 2000 220840.86+454431.7 Mag 6.25 Spectral class G3V (yellow)
PmRA -52.00 PmDE 48.0 SAO 51684 HIP 109303
Tycho2 3606-00784-1 HD 210334 HR 8448 GC 30985
BD BD+45 3813
Tycho2
Tycho2 3606-00784-1 Pflag RAmdeg 332.17007720 DEmdeg 45.74225742
PmRA -51.8 PmDE 49.1 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.8 EpRAm 1991.22 EpDEm 1991.33
Num 20 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.9 BTmag 7.061 E BTmag 0.015 VTmag 6.226
E VTmag 0.009 Prox 999 TYC T HIP 109303
CCDM RAdeg 332.17024806 DEdeg 45.74214417 EpRA 1990 1.71
EpDE 1990 1.72 E RAdeg 3.5 E DEdeg 3.5 Posflg
Corr 0.1
SAO
SAO 51684 DelFlag RA1950 PmRA1950 -0.0028
DE1950 PmDE1950 0.035 Vmag 6.5 SpType G5
Double code Source 70 CatNum 30985 DM BD+45 3813
DMcomp BDsup HD 210334 M HD 0
GC 30985 RA1950rad 5.78864078 DE1950rad 0.79405221 PmRA2000 -0.0026
PmDE2000 0.031
Hipparcos
Catalog H HIP 109303 Proxy RAhms 22 08 40.86
DEdms +45 44 31.7 Vmag 6.11 VarFlag 3 R Vmag H
RAdeg 332.17 DEdeg 45.7421 AstroRef Plx 23.79
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 210334 BD BD+45 3813
CD CP Dm number +45 3813 VIred 0.79
SpType K2III comp R SpType Coord arcsec 2000 220840.86+454431.7
Hipparcos 2
HIP 109303 Sn 5 So 0 Nc 1
RArad 5.7974646771 DErad 0.7983509151 Plx 23.38 PmRA -52.57
PmDE 47.68 E RArad 0.23 E DErad 0.25 E Plx 0.35
E pmRA 0.29 E pmDE 0.3 Hpmag 6.2527 E Hpmag 0.0043
SHp 0.131 VA 1 BV 0.763 E BV 0.011
VI 0.8
 
 
22087+4545 B
 
 
Coord arcsec 2000 220840.86+454431.7 Mag 8.61 Calc delta mag 2.36 Calc coord yes