stampa
Login

A workbench to forge your own double stars?
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
19046+2320
STF 2445 AB
HD 177648


Nearby doubles
10' : 19052+2326
BU 359AB

14' : 19037+2321
GSH 2

18' : 19059+2321
TDT1221

19' : 19035+2331
POU3675

24' : 19029+2322
POU3666AB

28' : 19064+2307
POU3697

29' : 19064+2334
POU3695

29' : 19049+2348
POU3681

29' : 19034+2343
J 2937

33' : 19065+2340
POU3698

34' : 19069+2333
POU3705

37' : 19069+2301
L 9003

38' : 19041+2356
POU3676

38' : 19060+2352
POU3688

40' : 19075+2323
POU3711

41' : 19067+2349
POU3703

41' : 19026+2349
POU3661

45' : 19030+2358
POU3669

45' : 19077+2305
POU3713

45' : 19018+2342
POU3654

48' : 19013+2310
POU3648

48' : 19014+2337
POU3651

50' : 19083+2325
POU3720

51' : 19021+2357
POU3656

52' : 19056+2409
POU3686

52' : 19050+2411
POU3683



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.

19046+2320 STF 2445 AB (HD 177648)

 
 
19h 04m 38.50s +23° 19' 45.5" P.A. 262.00 sep 12.4 mag 7.25,8.57 Sp B2Ve dist. 476.19 pc (1553.33 l.y.)
 
 
Coord 2000 19046+2320 Discov num STF2445 Comp AB Coord arcsec 2000 19 04 38.50 +23 19 45.5
Date first 1830 Date last 2020 Obs 66
Pa first 261 Pa last 262.4 P.A. Now (θ) 262.4°
Sep first 15.0 Sep last 12.41 Sep. Now (ρ) 12.41"
Mag pri 7.25 Mag sec 8.57 delta mag (ΔM) 1.32 Spectral class B2Ve (blue-white)
Pri motion ra +002 Sec motion ra +004
Pri motion dec -005 Sec motion dec -005
Notes Z (Parallax indicates components are physical)
rPM=0.312
This double is physical.
 
 
19046+2320 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 177648 86774 19 04 38 +23 19 46 STF 2445 AB 2020 66 262 12.4 7.25 8.57 1.32 <===
Show 86774 19 04 38 +23 19 46 STF 2445 AC 2015 23 108 143.8 7.25 8.46 1.21
Show 86774 19 04 38 +23 19 46 SLE 1030 AD 2015 10 117 55.9 7.25 11.19 3.94
Show 86779 19 04 38 +23 19 44 STF 2445 BC 2015 20 106 155.1 8.57 8.46 0.11
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 177648 Constellation Vulpecula SAO 86774 HIP 93680
Tycho2 2122-00635-1 Gaia DR2 4521438177054351104 HD 177648 GC 26242
BD BD+23 3549 Distance 476.19 Distance ly 1553.33
 
 
WDS 19046+2320 STF 2445 AB (HD 177648) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sle1966 Mc j Soulie, G. 1966JO.....49..359S
Sle1966 +Pa J. Obs. 49, 359, 1966
Sle1983 Pa - Soulie, G. 1983A&AS...54..281S
Sle1983 A&AS 54, 281, 1983
Sle1984 Pa - Soulie, G. 1984A&AS...56..351S
Sle1984 A&AS 56, 351, 1984
Sle1985 Pa - Soulie, G. 1985A&AS...61...17S
Sle1985 A&AS 61, 17, 1985
Sle1986a Pa - Soulie, G. .
Sle1986a Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b Pa - Soulie, G. .
Sle1986b Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003 C j Soulie, G. 2003O&T....56...10S
Sle2003 Obs. et Travaux 56, 10, 2003
Sle2006 Pa - Soulie, G. 2006O&T....62...26S
Sle2006 Obs. et Travaux 62, 26, 2006
Sle2006b Pa j Soulie, G. 2006O&T....63...15S
Sle2006b Obs. et Travaux 63, 15, 2006
Sle2007 C j Soulie, G. 2007O&T....65...34S
Sle2007 Obs. et Travaux 65, 34, 2007
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19046+2320 STF2445 AB 2005 56 262 12.5 7.25 8.57 B2Ve ZD 190438.50+231945.5
19046+2320 STF2445 AB 2009 57 262 12.3 7.25 8.57 B2Ve ZD 190438.50+231945.5
19046+2320 STF2445 AB 2012 60 262 12.3 7.25 8.57 B2Ve ZD 190438.50+231945.5
19046+2320 STF2445 AB 2015 61 262 12.4 7.25 8.57 B2Ve Z 190438.50+231945.5
19046+2320 STF2445 AB 2020 66 262 12.4 7.25 8.57 B2Ve Z 190438.50+231945.5

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

 
 
WDS 19046+2320 STF 2445 AB (HD 177648) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19046+2320 STF 2445 AB (HD 177648) : MEASURES
 
 
No records found.

 
 
WDS 19046+2320 (HD 177648) : VIRTUAL EYEPIECE
 
 

19046+2320 STF2445A mag 7.25 Sp B2Ve 19046+2320 STF2445B sep 12.2 P.A. 261.60 mag 8.57 Sp A0 19046+2320 STF2445C sep 133.3 P.A. 109.60 mag 8.46 19046+2320 SLE1030D sep 52.3 P.A. 118.80 mag 11.19 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 19046+2320 (HD 177648) : ALADIN DSS IMAGE @ 19h 04m 38.50s +23° 19' 45.5"
 
 
 
 
WDS 19046+2320 STF 2445 AB (HD 177648) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19046+2320 STF2445AB distance=0' 19046+2320 STF2445BC distance=1' 19052+2326 BU 359AB distance=10' 19052+2326 BU 359AC distance=10' 19037+2321 GSH 2 distance=14' 19059+2321 TDT1221 distance=18' 19035+2331 POU3675 distance=19' 19029+2322 POU3666AB distance=24' 19064+2307 POU3697 distance=28' 19064+2334 POU3695 distance=29' 19049+2348 POU3681 distance=29' 19034+2343 J 2937 distance=29' 19065+2340 POU3698 distance=33' 19069+2333 POU3705 distance=34' 19069+2301 L 9003 distance=37' 19041+2356 POU3676 distance=38' 19060+2352 POU3688 distance=38' 19075+2323 POU3711 distance=40' 19067+2349 POU3703 distance=41' 19026+2349 POU3661 distance=41' 19030+2358 POU3669 distance=45' 19077+2305 POU3713 distance=45' 19018+2342 POU3654 distance=45' 19013+2310 POU3648 distance=48' 19014+2337 POU3651 distance=48' 19083+2325 POU3720 distance=50' 19021+2357 POU3656 distance=51' 19056+2409 POU3686 distance=52' 19050+2411 POU3683 distance=52' 19076+2353 POU3712 distance=53' 19047+2413 POU3679AB distance=53' 19047+2413 POU3680AC distance=53' 19014+2348 POU3649 distance=54' 19081+2344 TDT1242 distance=54' 19008+2318 HJ 2850 distance=54' 19056+2412 POU3685 distance=54' 19075+2352 J 2944 distance=54' 19063+2410 POU3692AB distance=55' 19063+2410 POU3691AC distance=55' 19021+2403 POU3655 distance=56' 19087+2317 POU3726 distance=57' 19071+2235 STF2457 distance=57' 19087+2339 POU3725 distance=60' 19063+2415 POU3689 distance=60' 19078+2403 POU3716 distance=62' 19028+2417 POU3664 distance=64' 19030+2419 POU3667 distance=64' 19035+2421 GEL 1 distance=64' 19017+2409 TDT1188 distance=64' 19035+2422 POU3674 distance=64' 19064+2419 POU3693 distance=65' 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 19046+2320 STF2445 AB 262 12.4
Show 19046+2320 SLE1030 AD 117 55.9
Show 19046+2320 STF2445 AC 108 143.8
Show 19046+2320 STF2445 BC 106 155.1 1
Show 19052+2326 BU 359 AB 82 4.6 10
Show 19052+2326 BU 359 AC 112 38.9 10
Show 19037+2321 GSH 2 321 39.2 14
Show 19059+2321 TDT1221 17 0.8 18
Show 19035+2331 POU3675 228 15.8 19
Show 19029+2322 POU3666 AB 52 14.2 24
Show 19064+2307 POU3697 118 15.6 28
Show 19064+2334 POU3695 353 7.6 29
Show 19049+2348 POU3681 354 7.6 29
Show 19034+2343 J 2937 57 2.1 29
Show 19065+2340 POU3698 346 3.9 33
Show 19069+2333 POU3705 100 8.2 34
Show 19069+2301 L 9003 292 4.5 37
Show 19041+2356 POU3676 93 14.0 38
Show 19060+2352 POU3688 116 8.3 38
Show 19075+2323 POU3711 210 10.0 40
Show 19067+2349 POU3703 8 8.8 41
Show 19026+2349 POU3661 124 12.4 41
Show 19030+2358 POU3669 18 12.7 45
Show 19077+2305 POU3713 260 7.9 45
Show 19018+2342 POU3654 131 10.8 45
Show 19013+2310 POU3648 73 14.4 48
Show 19014+2337 POU3651 281 7.8 48
Show 19083+2325 POU3720 74 13.2 50
Show 19021+2357 POU3656 1 4.3 51
Show 19056+2409 POU3686 18 18.2 52
Show 19050+2411 POU3683 52 11.8 52
Show 19076+2353 POU3712 239 1.3 53
Show 19047+2413 POU3679 AB 176 3.9 53
Show 19047+2413 POU3680 AC 102 11.0 53
Show 19014+2348 POU3649 131 10.3 54
Show 19081+2344 TDT1242 349 0.4 54
Show 19008+2318 HJ 2850 274 2.6 54
Show 19056+2412 POU3685 205 12.7 54
Show 19075+2352 J 2944 335 2.3 54
Show 19063+2410 POU3692 AB 340 11.3 55
Show 19063+2410 POU3691 AC 338 14.4 55
Show 19021+2403 POU3655 142 14.1 56
Show 19087+2317 POU3726 174 11.9 57
Show 19071+2235 STF2457 201 10.2 57
Show 19087+2339 POU3725 55 15.7 60
Show 19063+2415 POU3689 306 16.6 60
Show 19078+2403 POU3716 168 15.7 62
Show 19028+2417 POU3664 203 11.5 64
Show 19030+2419 POU3667 318 8.3 64
Show 19035+2421 GEL 1 118 9.8 64
Show 19017+2409 TDT1188 336 0.5 64

 
 
WDS 19046+2320 : COMPONENTS
 
 
  A B C
B pa=261.6°
sep=12.25"
 
C pa=109.6°
sep=133.26"
pa=107.3°
sep=144.19"
 
D pa=118.8°
sep=52.27"
pa=112.0°
sep=62.47"
pa=283.7°
sep=82.09"
 
 
19046+2320 A
 
 
Name HD 177648 Coord arcsec 2000 190438.50+231945.5 Mag 7.25 Spectral class B2Ve (blue-white)
PmRA 2.00 PmDE -5.0 SAO 86774 HIP 93680
Tycho2 2122-00635-1 HD 177648 GC 26242 BD BD+23 3549
Tycho2
Tycho2 2122-00635-1 Pflag RAmdeg 286.16043511 DEmdeg 23.32928403
PmRA 2.6 PmDE -5.5 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.44 EpDEm 1991.55
Num 14 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 0.9 BTmag 7.351 E BTmag 0.015 VTmag 7.246
E VTmag 0.010 Prox 123 TYC T HIP 93680
CCDM A RAdeg 286.16042861 DEdeg 23.32929667 EpRA 1990 1.65
EpDE 1990 1.75 E RAdeg 4.1 E DEdeg 3.8 Posflg
Corr 0.2
SAO
SAO 86774 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 0.004 Vmag 6.9 SpType B3
Double code Source 70 CatNum 26242 DM BD+23 3549
DMcomp BDsup HD 177648 M HD 0
GC 26242 RA1950rad 4.98526741 DE1950rad 0.40584578 PmRA2000 -0.0002
PmDE2000 0.003
Hipparcos
Catalog H HIP 93680 Proxy RAhms 19 04 38.50
DEdms +23 19 45.5 Vmag 7.24 VarFlag R Vmag H
RAdeg 286.16 DEdeg 23.3293 AstroRef A Plx 3.59
CCDM 19047+2320 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 177648 BD BD+23 3549
CD CP Dm number +23 3549 VIred 0.08
SpType B2Ve R SpType Coord arcsec 2000 190438.50+231945.5
Hipparcos 2
HIP 93680 Sn 95 So 3 Nc 1
RArad 4.9944416871 DErad 0.4071730226 Plx 2.1 PmRA 1.6
PmDE -5.71 E RArad 0.53 E DErad 0.69 E Plx 1.13
E pmRA 0.72 E pmDE 1.11 Hpmag 7.2795 E Hpmag 0.006
SHp 0.031 VA 0 BV 0.091 E BV 0.007
VI 0.1
 
 
19046+2320 B
 
 
Coord arcsec 2000 190437.62+231943.7 Coord calc 190437.62+231943.7 Mag 8.57 Spectral class A0 (white)
PmRA 4.00 PmDE -5.0 HIP 93678 Tycho2 2122-02099-1
Calc delta mag 1.32
Tycho2
Tycho2 2122-02099-1 Pflag RAmdeg 286.15675453 DEmdeg 23.32881934
PmRA 5.2 PmDE -6.0 E RAmdeg 7 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.35 EpDEm 1991.49
Num 4 Q RAmdeg 0.3 Q DEmdeg 1.2 Q pmRA 0.4
Q pmDE 1.2 BTmag 8.722 E BTmag 0.016 VTmag 8.571
E VTmag 0.013 Prox 123 TYC T HIP 93678
CCDM B RAdeg 286.15674111 DEdeg 23.32883333 EpRA 1990 1.65
EpDE 1990 1.73 E RAdeg 6.9 E DEdeg 5.6 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 93678 Proxy RAhms 19 04 37.61
DEdms +23 19 43.8 Vmag 8.83 VarFlag R Vmag H
RAdeg 286.157 DEdeg 23.3288 AstroRef B Plx 4
CCDM 19047+2320 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.18
SpType A0 R SpType Coord arcsec 2000 190437.61+231943.8
Hipparcos 2
HIP 93678 Sn 95 So 3 Nc 1
RArad 4.9943766501 DErad 0.4071649555 Plx 1.14 PmRA 2.17
PmDE -4.7 E RArad 0.7 E DErad 0.93 E Plx 1.51
E pmRA 0.97 E pmDE 1.46 Hpmag 8.9829 E Hpmag 0.0266
SHp 0 VA 0 BV 0.139 E BV 0.017
VI 0.15
 
 
19046+2320 C
 
 
Coord arcsec 2000 190447.61+231900.8 Mag 8.46 PmRA -3.00 PmDE -70.0
SAO 86779 Tycho2 2122-02093-1 HD 343709 DM BD+23 3551
Calc delta mag 1.21 Calc coord yes
Tycho2
Tycho2 2122-02093-1 Pflag RAmdeg 286.20182159 DEmdeg 23.31714859
PmRA -2.2 PmDE -71.1 E RAmdeg 8 E DEmdeg 7
E pmRA 0.9 E pmDE 0.9 EpRAm 1990.51 EpDEm 1990.78
Num 12 Q RAmdeg 1.2 Q DEmdeg 1.1 Q pmRA 1.2
Q pmDE 1.1 BTmag 10.024 E BTmag 0.023 VTmag 8.459
E VTmag 0.012 Prox 890 TYC T HIP
CCDM RAdeg 286.20182722 DEdeg 23.31731167 EpRA 1990 1.71
EpDE 1990 1.76 E RAdeg 7.5 E DEdeg 6.8 Posflg
Corr 0.0
SAO
SAO 86779 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 -0.076 Vmag 8.4 SpType K5
Double code Source 35 CatNum 6830 DM BD+23 3551
DMcomp BDsup HD 343709 M HD 0
GC RA1950rad 4.98598978 DE1950rad 0.40564312 PmRA2000 -0.0004
PmDE2000 -0.077
 
 
19046+2320 D
 
 
Coord arcsec 2000 190441.83+231920.3 Mag 11.19 PmRA 0.00 PmDE 4.0
Calc delta mag 3.94 Calc coord yes