stampa
Login

Never registered to Stelle Doppie? It's like a Ferrari without wheels. Register now to releveal the full potential!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20042+3728
ALI 654


Nearby doubles
13' : 20033+3736
GMZ 199

13' : 20031+3733
ES 2045

21' : 20025+3724
SEI 814

21' : 20024+3728
SEI 813

21' : 20028+3742
SEI 817

22' : 20042+3707
ALI 403

23' : 20022+3724
NYS 4

24' : 20050+3707
COU2212

25' : 20056+3746
A 1414

26' : 20057+3711
SEI 850

27' : 20060+3714
SEI 866AB

28' : 20042+3755
TOR 19

30' : 20030+3701
COU2211

31' : 20024+3706
SEI 810

32' : 20062+3708
SEI 874

36' : 20069+3718
A 1415

36' : 20059+3755
ES 2119AB

38' : 20017+3703
GRV 306

38' : 20010+3737
SEI 786

40' : 20010+3742
BU 1289AB

40' : 20033+3807
SEI 825

40' : 20074+3719
KPP3354

40' : 20073+3738
TDT1995AB

46' : 20073+3753
SKF 290

47' : 20074+3751
POP 191

47' : 20077+3709
POP 190AB



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.

20042+3728 ALI 654

 
 
20h 04m 06.30s +37° 27' 59.8" P.A. 351.00 sep 10.9 mag 9.03,12.60 Sp B9
 
 
Coord 2000 20042+3728 Discov num ALI 654 Comp Coord arcsec 2000 20 04 06.30 +37 27 59.8
Date first 1929 Date last 2015 Obs 9
Pa first 350 Pa last 351.3 P.A. Now (θ) 351.3°
Sep first 11.6 Sep last 10.945 Sep. Now (ρ) 10.945"
Mag pri 9.03 Mag sec 12.60 delta mag (ΔM) 3.57 Spectral class B9 (blue-white)
Pri motion ra -002 Sec motion ra -005
Pri motion dec -005 Sec motion dec +001
Notes
rPM=1.246
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 69349 Tycho2 2682-00072-1 Gaia DR2 2060269290504316544
HD 190550 DM BD+37 3749
 
 
WDS 20042+3728 ALI 654 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ali1949 Pa - Ali, A. 1949AJ.....54..199A
Ali1949 AJ 54, 199, 1949
Ali1950 Pa - Ali, A. 1950AJ.....55..209A
Ali1950 AJ 55, 208, 1950
Ali1952 Pa - Ali, A. 1952AJ.....57..146A
Ali1952 AJ 57, 146, 1952
Ali1955 Pa - Ali, A. .
Ali1955 Pub. Nizamiah Obs. 13, Pt. 2, 1955
Ali9999 Pa - Ali, A. ...................
Ali9999 +Po Unpublished, manuscript or reference not found.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
20042+3728 ALI 654 1998 2 352 11.0 9.03 12.60 D 200406.30+372759.8
20042+3728 ALI 654 2002 3 351 11.0 9.03 12.60 D 200406.30+372759.8
20042+3728 ALI 654 2010 4 350 11.4 9.03 12.60 B9 200406.30+372759.8
20042+3728 ALI 654 2015 5 351 11.0 9.03 12.60 B9 200406.30+372759.8

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

 
 
WDS 20042+3728 ALI 654 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20042+3728 ALI 654 : MEASURES
 
 
No records found.

 
 
WDS 20042+3728 : VIRTUAL EYEPIECE
 
 

20042+3728 ALI 654A mag 9.03 Sp B9 20042+3728 ALI 654B sep 10.9 P.A. 353.10 mag 12.6 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 20042+3728 : ALADIN DSS IMAGE @ 20h 04m 06.30s +37° 27' 59.8"
 
 
 
 
WDS 20042+3728 ALI 654 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20042+3728 ALI 654 distance=1' 20033+3736 GMZ 199 distance=13' 20031+3733 ES 2045 distance=13' 20025+3724 SEI 814 distance=21' 20024+3728 SEI 813 distance=21' 20028+3742 SEI 817 distance=21' 20042+3707 ALI 403 distance=22' 20022+3724 NYS 4 distance=23' 20050+3707 COU2212 distance=24' 20056+3746 A 1414 distance=25' 20057+3711 SEI 850 distance=26' 20060+3714 TOB 165BC distance=27' 20060+3714 TOB 165CD distance=27' 20060+3714 SEI 866AB distance=27' 20060+3714 TOB 165AD distance=27' 20042+3755 TOR 19 distance=28' 20030+3701 COU2211 distance=30' 20024+3706 SEI 810 distance=31' 20062+3708 SEI 874 distance=32' 20069+3718 A 1415 distance=36' 20059+3755 ES 2119BC distance=36' 20059+3755 ES 2119AB distance=36' 20017+3703 GRV 306 distance=38' 20010+3737 SEI 786 distance=38' 20010+3742 BU 1289AB distance=40' 20010+3742 BU 1289AC distance=40' 20010+3742 FOX 246AB,D distance=40' 20010+3742 WAL 125AB,E distance=40' 20033+3807 SEI 825 distance=40' 20074+3719 KPP3354 distance=40' 20073+3738 TDT1995AB distance=40' 20073+3738 POP 189AC distance=40' 20073+3753 SKF 290 distance=46' 20074+3751 POP 191 distance=47' 20077+3709 POP 190CD distance=47' 20077+3709 POP 190AB distance=47' 20077+3709 POP 190AC distance=47' 20041+3815 TOR 18 distance=47' 20046+3641 A 1413 distance=48' 20034+3815 A 1412 distance=48' 20049+3641 SEI 842 distance=49' 20051+3814 COU2213 distance=49' 20046+3639 SEI 840 distance=50' 20083+3714 ES 2185 distance=50' 20035+3639 TDT1940 distance=50' 20070+3651 SEI 889 distance=51' 20037+3820 HJ 1470 distance=52' 20005+3659 SEI 782 distance=53' 20044+3820 TOR 20 distance=53' 20063+3642 SEI 875 distance=53' 20039+3822 SEI 835 distance=55' 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 20042+3728 ALI 654 351 10.9 1
Show 20033+3736 GMZ 199 304 11.9 13
Show 20031+3733 ES 2045 135 3.7 13
Show 20025+3724 SEI 814 326 19.1 21
Show 20024+3728 SEI 813 328 24.3 21
Show 20028+3742 SEI 817 102 21.6 21
Show 20042+3707 ALI 403 130 13.7 22
Show 20022+3724 NYS 4 131 23.6 23
Show 20050+3707 COU2212 198 0.5 24
Show 20056+3746 A 1414 34 0.3 25
Show 20057+3711 SEI 850 339 25.8 26
Show 20060+3714 TOB 165 BC 33 22.3 27
Show 20060+3714 TOB 165 CD 102 29.6 27
Show 20060+3714 SEI 866 AB 326 22.7 27
Show 20060+3714 TOB 165 AD 42 42.2 27
Show 20042+3755 TOR 19 97 8.8 28
Show 20030+3701 COU2211 257 1.0 30
Show 20024+3706 SEI 810 157 20.2 31
Show 20062+3708 SEI 874 347 25.5 32
Show 20069+3718 A 1415 235 4.0 36
Show 20059+3755 ES 2119 BC 256 5.7 36
Show 20059+3755 ES 2119 AB 256 12.8 36
Show 20017+3703 GRV 306 213 29.1 38
Show 20010+3737 SEI 786 253 28.8 38
Show 20010+3742 BU 1289 AB 55 0.7 40
Show 20010+3742 BU 1289 AC 89 21.5 40
Show 20010+3742 FOX 246 AB,D 170 104.2 40
Show 20010+3742 WAL 125 AB,E 10 46.5 40
Show 20033+3807 SEI 825 155 7.2 40
Show 20074+3719 KPP3354 283 17.7 40
Show 20073+3738 TDT1995 AB 344 2.5 40
Show 20073+3738 POP 189 AC 328 7.6 40
Show 20073+3753 SKF 290 157 22.9 46
Show 20074+3751 POP 191 61 4.2 47
Show 20077+3709 POP 190 CD 310 4.4 47
Show 20077+3709 POP 190 AB 186 5.6 47
Show 20077+3709 POP 190 AC 230 40.8 47
Show 20041+3815 TOR 18 116 13.2 47
Show 20046+3641 A 1413 139 2.4 48
Show 20034+3815 A 1412 228 0.8 48
Show 20049+3641 SEI 842 243 22.7 49
Show 20051+3814 COU2213 174 2.5 49
Show 20046+3639 SEI 840 69 13.6 50
Show 20083+3714 ES 2185 244 2.2 50
Show 20035+3639 TDT1940 304 0.8 50
Show 20070+3651 SEI 889 209 9.0 51
Show 20037+3820 HJ 1470 340 29.3 52
Show 20005+3659 SEI 782 199 25.7 53
Show 20044+3820 TOR 20 158 17.3 53
Show 20063+3642 SEI 875 116 17.1 53
Show 20039+3822 SEI 835 10 25.6 55

 
 
WDS 20042+3728 : COMPONENTS
 
 
  A
B pa=353.1°
sep=10.90"
 
 
20042+3728 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200406.30+372759.8 Mag 9.03 Spectral class B9 (blue-white)
PmRA -2.00 PmDE -5.0 SAO 69349 Tycho2 2682-00072-1
HD 190550 DM BD+37 3749
Tycho2
Tycho2 2682-00072-1 Pflag RAmdeg 301.02626401 DEmdeg 37.46662208
PmRA -2.6 PmDE -2.9 E RAmdeg 9 E DEmdeg 8
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.74 EpDEm 1991.20
Num 9 Q RAmdeg 1.1 Q DEmdeg 1.6 Q pmRA 1.2
Q pmDE 1.8 BTmag 9.167 E BTmag 0.018 VTmag 9.034
E VTmag 0.016 Prox 999 TYC T HIP
CCDM RAdeg 301.02627194 DEdeg 37.46662833 EpRA 1990 1.56
EpDE 1990 1.73 E RAdeg 8.9 E DEdeg 7.9 Posflg
Corr 0.2
SAO
SAO 69349 DelFlag RA1950 PmRA1950 0.0006
DE1950 PmDE1950 -0.002 Vmag 8.9 SpType A
Double code Source 5 CatNum 1896 DM BD+37 3749
DMcomp BDsup HD 190550 M HD 0
GC RA1950rad 5.24590823 DE1950rad 0.65142937 PmRA2000 0.0009
PmDE2000 -0.004
 
 
20042+3728 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200406.19+372810.6 Mag 12.6 PmRA -5.00
PmDE 1.0 Calc delta mag 3.57 Calc coord yes