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Doubles in session


Current system
19196+3720
CIA 2 AB


Nearby doubles
7' : 19192+3715
ES 2113

11' : 19190+3727
MIU 1

17' : 19208+3711
COU1801

18' : 19181+3721
ALI 619

19' : 19212+3720
ES 2491

20' : 19181+3715
TDT1360

25' : 19208+3739
ES 2490AB

25' : 19215+3728
DEA 223

25' : 19215+3729
KOI3999AB

25' : 19200+3745
SHN 238

26' : 19190+3744
ALI 620

27' : 19206+3744
KOI2682

29' : 19174+3712
MMA 8

30' : 19173+3715
HDS2728

30' : 19209+3745
KOI6268AB

30' : 19208+3745
KOI3598

30' : 19208+3746
KOI3461AB

31' : 19208+3747
KOI3712

31' : 19209+3746
DEA 383

31' : 19211+3745
OSW 77

31' : 19210+3745
KOI3745AB

31' : 19209+3747
KOI2671

31' : 19183+3654
OSW 69

32' : 19212+3745
KOI 440

32' : 19213+3745
KOI4941

33' : 19210+3746
KOI4909AB



Selections
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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.

19196+3720 CIA 2 AB

 
 
19h 19m 39.04s +37° 19' 51.5" P.A. 200.00 sep 0.0 mag 7.00,7.10 Sp G8V dist. 25.39 pc (82.82 l.y.)
 
 
Coord 2000 19196+3720 Discov num CIA   2 Comp AB Coord arcsec 2000 19 19 39.04 +37 19 51.5
Date first 2006 Date last 2018 Obs 45
Pa first 341 Pa last 199.8 P.A. Now (θ) 199.8°
Sep first 0.1 Sep last 0.004 Sep. Now (ρ) 0.004"
Mag pri 7.00 Mag sec 7.10 delta mag (ΔM) 0.1 Spectral class G8V (yellow)
Pri motion ra -062 Sec motion ra
Pri motion dec -183 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
19196+3720 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 68144 19 19 39 +37 19 52 CIA 2 AB 2018 45 200 0.0 7.00 7.10 0.10 Y <===
Show HD 181655 68144 19 19 39 +37 19 52 DAM 1457 AB,C 2016 6 300 34.6 6.31 11.50 5.19
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra SAO 68144 HIP 94981 Tycho2 2665-02093-1
Gaia DR2 2051069711047203712 HD 181655 HR 7345 GC 26670
GL Gl 754.2 BD BD+37 3417 Distance 25.39 Distance ly 82.82
 
 
ORBITAL ELEMENTS
 
 
Period (P)331.609d± 0.0037 Periastron (T)58142.69d (2018.065y)± 0.0027 Semi-major axis (a)47.43m± 0.035
Eccentricity (e)0.9322± 0.00013 Inclination (i)29.48°± 0.86 Longitude of periastron (ω)169.888°± 0.075
Node (Ω)181.046°± 0.092 Notes ReferenceCIA2018d
Equinox2000 Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 153.3 0.046
2001-01-01 161.2 0.068
2002-01-01 165.8 0.082
2003-01-01 169.3 0.089
2004-01-01 172.5 0.091
2005-01-01 175.6 0.089
2006-01-01 179.2 0.081
2007-01-01 184.0 0.066
2008-01-01 192.7 0.043
2009-01-01 119.4 0.012
2010-01-01 154.8 0.050
2011-01-01 162.0 0.071
2012-01-01 166.3 0.083
2013-01-01 169.8 0.090
2014-01-01 172.9 0.091
2015-01-01 176.1 0.088
2016-01-01 179.8 0.079
2017-01-01 184.8 0.064
2018-01-01 195.0 0.038
2019-01-01 134.4 0.020
2020-01-01 156.2 0.054
2021-01-01 162.7 0.073
2022-01-01 166.9 0.084
2023-01-01 170.2 0.090
2024-01-01 173.4 0.091
2025-01-01 176.6 0.087
2026-01-01 180.4 0.077
2027-01-01 185.7 0.061
2028-01-01 197.9 0.033
2029-01-01 141.4 0.026
2030-01-01 157.4 0.057


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds19196%2B3720a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19196+3720 CIA 2 AB : NOTES
 
 
discov_num notes refcode
CIA 2 Combined solution yield Ma = 0.941 +/- 0.076 \msun, CIA2018d
Mb = 0.926 +/- 0.075 & orbital parallax of 41.1 +/- 0.8 mas.
 
 
REFERENCES
 
 
refcode metd author reference
CIA2018d Kf j Farrington, C.D., Fekel, F.C., Schaefer, G.H. & ten Brummelaar, T.A. 2018AJ....156..144F
CIA2018d +Kc AJ 148, 48, 2014
CIA2018d +orb
CIA2018d +not
 
 
DISCOVERER
 
 
idgroup discov author
1 DAM Damm, F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19196+3720 CIA 2 AB 2018 45 200 0.0 7.00 7.10 G8V NO 191939.04+371951.5

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

 
 
WDS 19196+3720 CIA 2 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19196+3720 CIA 2 AB : MEASURES
 
 
No records found.

 
 
WDS 19196+3720 : VIRTUAL EYEPIECE
 
 

19196+3720 CIA 2A mag 7 Sp G8V 19196+3720 CIA 2B mag 7.1 19196+3720 DAM1457C sep 29.5 P.A. 306.40 mag 11.5 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 19196+3720 : ALADIN DSS IMAGE @ 19h 19m 39.04s +37° 19' 51.5"
 
 
 
 
WDS 19196+3720 CIA 2 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19196+3720 CIA 2AB distance=0' 19192+3715 ES 2113 distance=7' 19190+3727 MIU 1 distance=11' 19208+3711 COU1801 distance=17' 19181+3721 ALI 619 distance=18' 19212+3720 ES 2491 distance=19' 19181+3715 TDT1360 distance=20' 19208+3739 ES 2490AB distance=25' 19208+3739 ABH 115AD distance=25' 19208+3739 ABH 115AE distance=25' 19208+3739 ABH 115AF distance=25' 19208+3739 ABH 115AG distance=25' 19208+3739 ABH 115AH distance=25' 19208+3739 ABH 115AI distance=25' 19208+3739 ABH 115AJ distance=25' 19208+3739 ABH 115AK distance=25' 19215+3728 DEA 223 distance=25' 19215+3729 KOI3999AB distance=25' 19215+3729 KOI3999AC distance=25' 19208+3739 ES 2490BC distance=25' 19200+3745 SHN 238 distance=25' 19190+3744 ALI 620 distance=26' 19206+3744 KOI2682 distance=27' 19174+3712 MMA 8 distance=29' 19173+3715 HDS2728 distance=30' 19209+3745 KOI6268AB distance=30' 19209+3745 KOI6268AC distance=30' 19208+3745 KOI3598 distance=30' 19209+3745 KOI3920DE distance=30' 19209+3745 KOI3920DF distance=30' 19208+3746 KOI3461AB distance=30' 19208+3746 KOI3461AC distance=30' 19208+3747 KOI3712 distance=31' 19209+3746 DEA 383 distance=31' 19211+3745 OSW 77 distance=31' 19210+3745 KOI3745AB distance=31' 19210+3745 KOI3745AC distance=31' 19209+3747 KOI2671 distance=31' 19183+3654 OSW 69 distance=31' 19212+3745 KOI 440 distance=32' 19213+3745 KOI4941 distance=32' 19210+3746 KOI4909AB distance=33' 19210+3746 KOI4909AC distance=33' 19204+3751 ALI 621 distance=33' 19210+3747 DEA 459 distance=33' 19204+3750 KOI6278 distance=33' 19211+3747 KOI 363 distance=33' 19211+3748 KOI6271 distance=33' 19201+3752 RAO 151CD distance=33' 19201+3752 ES 2489AB distance=34' 19169+3714 CBL 523 distance=34' 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 19196+3720 CIA 2 AB 200 0.0
Show 19196+3720 DAM1457 AB,C 300 34.6
Show 19192+3715 ES 2113 336 4.7 7
Show 19190+3727 MIU 1 0.1 11
Show 19208+3711 COU1801 337 0.4 17
Show 19181+3721 ALI 619 155 13.5 18
Show 19212+3720 ES 2491 359 4.7 19
Show 19181+3715 TDT1360 276 0.8 20
Show 19208+3739 ES 2490 AB 40 21.2 25
Show 19208+3739 ABH 115 AD 1 25.1 25
Show 19208+3739 ABH 115 AE 292 40.5 25
Show 19208+3739 ABH 115 AF 299 82.0 25
Show 19208+3739 ABH 115 AG 301 65.9 25
Show 19208+3739 ABH 115 AH 307 107.4 25
Show 19208+3739 ABH 115 AI 280 106.5 25
Show 19208+3739 ABH 115 AJ 249 105.7 25
Show 19208+3739 ABH 115 AK 56 84.9 25
Show 19215+3728 DEA 223 183 9.8 25
Show 19215+3729 KOI3999 AB 108 3.1 25
Show 19215+3729 KOI3999 AC 229 3.2 25
Show 19208+3739 ES 2490 BC 10 7.6 25
Show 19200+3745 SHN 238 -1 0.2 25
Show 19190+3744 ALI 620 183 13.2 26
Show 19206+3744 KOI2682 270 2.4 27
Show 19174+3712 MMA 8 299 27.2 29
Show 19173+3715 HDS2728 121 0.8 30
Show 19209+3745 KOI6268 AB 327 2.1 30
Show 19209+3745 KOI6268 AC 177 3.8 30
Show 19208+3745 KOI3598 163 1.8 30
Show 19209+3745 KOI3920 DE 25 2.7 30
Show 19209+3745 KOI3920 DF 347 3.8 30
Show 19208+3746 KOI3461 AB 135 2.2 30
Show 19208+3746 KOI3461 AC 60 3.8 30
Show 19208+3747 KOI3712 142 5.8 31
Show 19209+3746 DEA 383 298 17.3 31
Show 19211+3745 OSW 77 220 139.2 31
Show 19210+3745 KOI3745 AB 283 3.4 31
Show 19210+3745 KOI3745 AC 166 3.4 31
Show 19209+3747 KOI2671 171 3.2 31
Show 19183+3654 OSW 69 256 52.0 31
Show 19212+3745 KOI 440 279 3.9 32
Show 19213+3745 KOI4941 209 1.8 32
Show 19210+3746 KOI4909 AB 262 3.0 33
Show 19210+3746 KOI4909 AC 313 3.9 33
Show 19204+3751 ALI 621 308 14.3 33
Show 19210+3747 DEA 459 171 35.4 33
Show 19204+3750 KOI6278 54 3.9 33
Show 19211+3747 KOI 363 207 3.7 33
Show 19211+3748 KOI6271 125 1.3 33
Show 19201+3752 RAO 151 CD 74 0.2 33
Show 19201+3752 ES 2489 AB 190 10.4 34

 
 
WDS 19196+3720 : COMPONENTS
 
 
  A B
B pa=196.0°
sep=0.00"
 
C pa=306.4°
sep=29.49"
pa=306.4°
sep=29.49"
 
 
19196+3720 A
 
 
Coord arcsec 2000 191939.04+371951.5 Mag 7 Spectral class G8V (yellow) PmRA -62.00
PmDE -183.0 SAO 68144 HIP 94981 Tycho2 2665-02093-1
HD 181655 HR 7345 GC 26670 BD BD+37 3417
Tycho2
Tycho2 2665-02093-1 Pflag RAmdeg 289.91249216 DEmdeg 37.33054003
PmRA -61.5 PmDE -182.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.46 EpDEm 1991.55
Num 9 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 0.9 BTmag 7.123 E BTmag 0.015 VTmag 6.354
E VTmag 0.010 Prox 999 TYC T HIP 94981
CCDM RAdeg 289.91267333 DEdeg 37.33096389 EpRA 1990 1.57
EpDE 1990 1.66 E RAdeg 3.7 E DEdeg 3.7 Posflg
Corr 0.0
SAO
SAO 68144 DelFlag RA1950 PmRA1950 -0.0059
DE1950 PmDE1950 -0.186 Vmag 6.4 SpType G5
Double code Source 70 CatNum 26670 DM BD+37 3417
DMcomp BDsup HD 181655 M HD 0
GC 26670 RA1950rad 5.05224238 DE1950rad 0.64994732 PmRA2000 -0.0055
PmDE2000 -0.187
Hipparcos
Catalog H HIP 94981 Proxy RAhms 19 19 39.04
DEdms +37 19 51.5 Vmag 6.29 VarFlag R Vmag H
RAdeg 289.913 DEdeg 37.331 AstroRef Plx 39.64
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 181655 BD BD+37 3417
CD CP Dm number +37 3417 VIred 0.74
SpType G8V R SpType Coord arcsec 2000 191939.04+371951.5
Hipparcos 2
HIP 94981 Sn 5 So 0 Nc 1
RArad 5.0599308234 DErad 0.6515485951 Plx 39.39 PmRA -61.15
PmDE -182.68 E RArad 0.24 E DErad 0.26 E Plx 0.33
E pmRA 0.28 E pmDE 0.32 Hpmag 6.4235 E Hpmag 0.0006
SHp 0.007 VA 0 BV 0.676 E BV 0.003
VI 0.74
 
 
19196+3720 B
 
 
Coord arcsec 2000 191939.04+371951.5 Mag 7.1 Calc delta mag 0.1 Calc coord yes
 
 
19196+3720 C
 
 
Coord arcsec 2000 191937.05+372009.0 Mag 11.5 PmRA -53.00 PmDE -205.0
Calc delta mag 4.5 Calc coord yes