stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
22415+4014
S 815
12 Lac


Nearby doubles
26' : 22437+4015
MLB 995

30' : 22393+4000
MLB 906AB

35' : 22441+4029
LDS1064

45' : 22453+4002
AG 287

48' : 22455+4005
ES 1700

50' : 22405+4102
TDT3647

52' : 22437+3929
CBL 104

53' : 22409+3921
GRV 599

53' : 22394+3926
MLB 798

55' : 22441+3928
STF2942AB

57' : 22425+3917
BU 176

60' : 22364+4023
A 1471

62' : 22442+4105
J 857

65' : 22411+3909
NSN 800

66' : 22375+4100
ES 264

67' : 22447+4109
DAM 247AB

67' : 22399+3909
GRV 597

67' : 22472+4004
ALI1175

69' : 22375+3923
HDS3211AB

72' : 22355+3953
ES 1698

73' : 22395+4123
BU 277AB

73' : 22425+4126
TDT3664

74' : 22359+3938
STF2922AB

76' : 22393+3903
S 813AB

76' : 22365+4103
ES 263

76' : 22476+4041
BWL 58



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.

22415+4014 S 815 (12 Lac)

 
 
22h 41m 28.65s +40° 13' 31.6" P.A. 11.00 sep 65.8 mag 5.21,10.80 Sp B2III dist. 411.52 pc (1342.38 l.y.)
 
 
Coord 2000 22415+4014 Discov num S   815 Comp Coord arcsec 2000 22 41 28.65 +40 13 31.6
Date first 1825 Date last 2013 Obs 20
Pa first 16 Pa last 11.4 P.A. Now (θ) 11.4°
Sep first 72.0 Sep last 65.81 Sep. Now (ρ) 65.81"
Mag pri 5.21 Mag sec 10.80 delta mag (ΔM) 5.59 Spectral class B2III (blue-white)
Pri motion ra -002 Sec motion ra -016
Pri motion dec -005 Sec motion dec -017
Notes N (See Notes)
rPM=0.79
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 12 Lac Var name DD Lac Constellation Lacerta SAO 72627
HIP 112031 Tycho2 3218-02413-1 Gaia DR2 1932278646572284288 HD 214993
HR 8640 GC 31670 BD BD+39 4912 Flamsteed 12 Lacertae
Flamsteed name 12 Lac Distance 411.52 Distance ly 1342.38
 
 
WDS 22415+4014 S 815 (12 Lac) : NOTES
 
 
discov_num notes refcode
S 815 A is the Beta CMa-type variable DD Lac.
H 6 121. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 S South, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22415+4014 S 815 2002 16 15 69.1 5.21 10.80 B2III N D 224128.65+401331.6
22415+4014 S 815 2012 18 15 68.6 5.21 10.80 B2III N D 224128.65+401331.6
22415+4014 S 815 2013 20 11 65.8 5.21 10.80 B2III N 224128.65+401331.6

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

 
 
WDS 22415+4014 S 815 (12 Lac) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22415+4014 S 815 (12 Lac) : MEASURES
 
 
No records found.

 
 
WDS 22415+4014 (12 Lac) : VIRTUAL EYEPIECE
 
 

22415+4014 S 815A mag 5.21 Sp B2III 22415+4014 S 815B sep 65.3 P.A. 8.80 mag 10.8 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 22415+4014 (12 Lac) : ALADIN DSS IMAGE @ 22h 41m 28.65s +40° 13' 31.6"
 
 
 
 
WDS 22415+4014 S 815 (12 Lac) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22415+4014 S 815 distance=0' 22437+4015 MLB 995 distance=26' 22393+4000 MLB 906AB distance=30' 22441+4029 LDS1064 distance=35' 22453+4002 AG 287 distance=45' 22455+4005 ES 1700 distance=48' 22405+4102 TDT3647 distance=50' 22437+3929 CBL 104 distance=52' 22409+3921 GRV 599 distance=53' 22394+3926 MLB 798 distance=53' 22441+3928 STF2942AB distance=55' 22441+3928 BU 450AC distance=55' 22441+3928 ORL 8Aa,Ab distance=55' 22425+3917 BU 176 distance=57' 22425+4110 COU2710AC distance=58' 22364+4023 A 1471 distance=60' 22442+4105 J 857 distance=62' 22411+3909 NSN 800 distance=65' 22375+4100 ES 264 distance=66' 22447+4109 DAM 247AB distance=67' 22447+4109 DAM 247AC distance=67' 22399+3909 GRV 597 distance=67' 22472+4004 ALI1175 distance=67' 22375+3923 HDS3211AB distance=69' 22375+3923 KIR 5AC distance=69' 22355+3953 ES 1698 distance=72' 22395+4123 BU 277AB distance=73' 22395+4123 ARN 54AB,E distance=73' 22395+4123 BU 277AB,C distance=73' 22395+4123 BU 277AB,D distance=73' 22395+4123 FYM 119AB,F distance=73' 22395+4123 FYM 119AB,G distance=73' 22395+4123 FYM 119AB,H distance=73' 22425+4126 TDT3664 distance=73' 22359+3938 A 1469DI distance=74' 22359+3938 CHR 112Aa,Ab distance=74' 22359+3938 STF2922AB distance=74' 22359+3938 DAL 28AG distance=74' 22359+3938 A 1469AC distance=74' 22359+3938 A 1469AE distance=74' 22359+3938 A 1469AD distance=74' 22359+3938 COM 8BF distance=74' 22359+3938 STF2922BC distance=74' 22359+3938 A 1469BD distance=74' 22359+3938 A 1469BE distance=74' 22359+3938 A 1469CD distance=74' 22359+3938 A 1469CH distance=74' 22359+3938 DAL 28GJ distance=75' 22393+3903 S 813AB distance=76' 22393+3903 TRN 36AC distance=76' 22365+4103 ES 263 distance=76' 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 22415+4014 S 815 11 65.8
Show 22437+4015 MLB 995 303 4.7 26
Show 22393+4000 MLB 906 AB 156 2.6 30
Show 22441+4029 LDS1064 271 18.8 35
Show 22453+4002 AG 287 194 14.5 45
Show 22455+4005 ES 1700 239 4.8 48
Show 22405+4102 TDT3647 202 2.0 50
Show 22437+3929 CBL 104 9 62.7 52
Show 22409+3921 GRV 599 209 32.8 53
Show 22394+3926 MLB 798 265 8.9 53
Show 22441+3928 STF2942 AB 277 2.8 55
Show 22441+3928 BU 450 AC 247 9.0 55
Show 22441+3928 ORL 8 Aa,Ab 65 0.2 55
Show 22425+3917 BU 176 54 2.6 57
Show 22425+4110 COU2710 AC 153 17.5 58
Show 22364+4023 A 1471 21 2.3 60
Show 22442+4105 J 857 321 3.2 62
Show 22411+3909 NSN 800 316 19.9 65
Show 22375+4100 ES 264 1 8.1 66
Show 22447+4109 DAM 247 AB 49 12.8 67
Show 22447+4109 DAM 247 AC 81 10.1 67
Show 22399+3909 GRV 597 11 24.8 67
Show 22472+4004 ALI1175 71 7.2 67
Show 22375+3923 HDS3211 AB 11 0.3 69
Show 22375+3923 KIR 5 AC 112 33.3 69
Show 22355+3953 ES 1698 30 2.6 72
Show 22395+4123 BU 277 AB 221 0.4 73
Show 22395+4123 ARN 54 AB,E 349 223.2 73
Show 22395+4123 BU 277 AB,C 116 25.3 73
Show 22395+4123 BU 277 AB,D 47 78.1 73
Show 22395+4123 FYM 119 AB,F 241 20.0 73
Show 22395+4123 FYM 119 AB,G 117 14.8 73
Show 22395+4123 FYM 119 AB,H 186 31.9 73
Show 22425+4126 TDT3664 132 0.7 73
Show 22359+3938 A 1469 DI 227 10.0 74
Show 22359+3938 CHR 112 Aa,Ab 138 0.0 74
Show 22359+3938 STF2922 AB 186 22.5 74
Show 22359+3938 DAL 28 AG 193 77.6 74
Show 22359+3938 A 1469 AC 167 48.8 74
Show 22359+3938 A 1469 AE 239 335.2 74
Show 22359+3938 A 1469 AD 145 81.6 74
Show 22359+3938 COM 8 BF 175 127.6 74
Show 22359+3938 STF2922 BC 154 28.3 74
Show 22359+3938 A 1469 BD 130 66.9 74
Show 22359+3938 A 1469 BE 242 324.0 74
Show 22359+3938 A 1469 CD 115 42.4 74
Show 22359+3938 A 1469 CH 255 1.7 74
Show 22359+3938 DAL 28 GJ 78 6.5 75
Show 22393+3903 S 813 AB 47 62.6 76
Show 22393+3903 TRN 36 AC 85 3.6 76
Show 22365+4103 ES 263 245 10.3 76

 
 
WDS 22415+4014 : COMPONENTS
 
 
  A
B pa=8.8°
sep=65.27"
 
 
22415+4014 A
 
 
Componente originario normalizzato AB Name 12 Lac Var name DD Lac Coord arcsec 2000 224128.65+401331.6
Mag 5.21 Spectral class B2III (blue-white) PmRA -2.00 PmDE -5.0
SAO 72627 HIP 112031 Tycho2 3218-02413-1 HD 214993
HR 8640 GC 31670 BD BD+39 4912 Flamsteed 12 Lacertae
Flamsteed name 12 Lac
Tycho2
Tycho2 3218-02413-1 Pflag RAmdeg 340.36937561 DEmdeg 40.22545188
PmRA -1.8 PmDE -4.3 E RAmdeg 3 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.53 EpDEm 1991.50
Num 13 Q RAmdeg 1.3 Q DEmdeg 0.8 Q pmRA 1.2
Q pmDE 0.7 BTmag 5.042 E BTmag 0.014 VTmag 5.205
E VTmag 0.009 Prox 684 TYC T HIP 112031
CCDM RAdeg 340.36938139 DEdeg 40.22546167 EpRA 1990 1.65
EpDE 1990 1.68 E RAdeg 3.3 E DEdeg 3.5 Posflg
Corr -0.1
SAO
SAO 72627 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 0.003 Vmag 5.2 SpType B2
Double code Source 70 CatNum 31670 DM BD+39 4912
DMcomp BDsup HD 214993 M HD 0
GC 31670 RA1950rad 5.93077516 DE1950rad 0.69750059 PmRA2000 -0.0004
PmDE2000 -0.001
Hipparcos
Catalog H HIP 112031 Proxy RAhms 22 41 28.65
DEdms +40 13 31.7 Vmag 5.25 VarFlag 2 R Vmag G
RAdeg 340.369 DEdeg 40.2255 AstroRef Plx 2.34
CCDM 22415+4014 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 214993 BD BD+39 4912
CD CP Dm number +39 4912 VIred -0.13
SpType B2IIIv SB R SpType Coord arcsec 2000 224128.65+401331.7
Hipparcos 2
HIP 112031 Sn 5 So 0 Nc 1
RArad 5.9405663792 DErad 0.7020667734 Plx 2.43 PmRA -1.59
PmDE -5.33 E RArad 0.25 E DErad 0.2 E Plx 0.29
E pmRA 0.33 E pmDE 0.28 Hpmag 5.2003 E Hpmag 0.0049
SHp 0.042 VA 1 BV -0.137 E BV 0.008
VI -0.13
CCDM
Ccdm 22415+4014 RComp Comp A Note1
Note2 Discov num DRAs -1.34 DDEs -28.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.2 Sp B2 PmNote *
PmRA -1 PmDE -2 Dm number +39 4912 Cat1 BD
Name2 +39 2430 Cat2 AGK2/3 HD 214993 M HD
ADS BDS B11910 M ADS BDS N IDS IDS 22370N3942A
HIC 112031
 
 
22415+4014 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 224129.52+401436.1 Mag 10.8 PmRA -16.00
PmDE -17.0 Calc delta mag 5.59 Calc coord yes
CCDM
Ccdm 22415+4014 RComp Comp B Note1
Note2 Discov num S 815 DRAs 0.30 DDEs 35.3
R dRAs 90 Year 1925 Theta 016 Rho 69.0
Obs 7 Vmag 9.2 Sp PmNote *
PmRA 0 PmDE -36 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B11910 M ADS BDS N IDS IDS 22370N3942B
HIC