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Current system
20335+2250
HDS 2938


Nearby doubles
9' : 20329+2246
GRV 352

22' : 20345+2235
BRT2479

24' : 20339+2227
GRV 353

26' : 20337+2316
TDT2372AB

28' : 20328+2316
POU4604

29' : 20324+2226
ROE 13

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POU4586

33' : 20337+2322
JNN 285

34' : 20331+2324
A 2792

38' : 20326+2325
POU4594

38' : 20355+2225
STJ 39

38' : 20328+2327
POU4606

40' : 20327+2327
POU4602

40' : 20338+2329
POU4651

40' : 20312+2227
J 564

40' : 20351+2347
POU4686

40' : 20318+2219
ROE 12

40' : 20337+2330
NSN 794

41' : 20340+2330
POU4654

41' : 20332+2330
POU4622

43' : 20352+2325
POU4689

46' : 20332+2335
POU4625

46' : 20304+2307
RAO 436

48' : 20310+2323
POU4548

49' : 20353+2333
POU4694

50' : 20359+2327
POU4712



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20335+2250 HDS 2938

 
 
20h 33m 27.94s +22° 50' 11.0" P.A. 297.00 sep 1.5 mag 8.85,12.58 Sp M0 dist. 598.8 pc (1953.29 l.y.)
 
 
Coord 2000 20335+2250 Discov num HDS2938 Comp Coord arcsec 2000 20 33 27.94 +22 50 11.0
Date first 1991 Date last 2016 Obs 4
Pa first 301 Pa last 297.2 P.A. Now (θ) 297.2°
Sep first 1.5 Sep last 1.528 Sep. Now (ρ) 1.528"
Mag pri 8.85 Mag sec 12.58 delta mag (ΔM) 3.73 Spectral class M0 (red)
Pri motion ra -006 Sec motion ra -010
Pri motion dec -007 Sec motion dec -008
Notes
rPM=0.322
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula SAO 88832 HIP 101441 Tycho2 2157-01292-1
Gaia DR2 1818815849822290048 HD 346902 BD BD+22 4102 Distance 598.8
Distance ly 1953.29
 
 
WDS 20335+2250 HDS 2938 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20335+2250 HDS2938 1991 2 301 1.5 8.85 12.58 M0 203327.94+225011.0
20335+2250 HDS2938 2016 3 297 1.5 8.85 12.58 M0 203327.94+225011.0

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

 
 
WDS 20335+2250 HDS 2938 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20335+2250 HDS 2938 : MEASURES
 
 
No records found.

 
 
WDS 20335+2250 : VIRTUAL EYEPIECE
 
 

20335+2250 HDS2938A mag 8.85 Sp M0 20335+2250 HDS2938B sep 1.4 P.A. 299.10 mag 12.58 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20335+2250 : ALADIN DSS IMAGE @ 20h 33m 27.94s +22° 50' 11.0"
 
 
 
 
WDS 20335+2250 HDS 2938 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20335+2250 HDS2938 distance=0' 20329+2246 GRV 352 distance=9' 20345+2235 BRT2479 distance=22' 20339+2227 GRV 353 distance=24' 20337+2316 TDT2372AB distance=26' 20337+2316 POU4647AC distance=26' 20328+2316 POU4604 distance=28' 20324+2226 ROE 13 distance=29' 20323+2314 POU4586 distance=30' 20337+2322 JNN 285 distance=33' 20331+2324 A 2792 distance=34' 20326+2325 POU4594 distance=38' 20355+2225 STJ 39 distance=38' 20328+2327 POU4606 distance=38' 20327+2327 POU4602 distance=40' 20338+2329 POU4651 distance=40' 20312+2227 J 564 distance=40' 20351+2347 POU4686 distance=40' 20318+2219 ROE 12 distance=40' 20337+2330 NSN 794 distance=40' 20340+2330 POU4654 distance=41' 20332+2330 POU4622 distance=41' 20352+2325 POU4689 distance=43' 20332+2335 POU4625 distance=46' 20304+2307 RAO 436 distance=46' 20310+2323 POU4548 distance=48' 20353+2333 POU4694 distance=49' 20359+2327 POU4712 distance=50' 20305+2316 POU4538 distance=50' 20363+2321 POU4721 distance=51' 20313+2330 POU4556 distance=51' 20367+2316 BKO 594 distance=52' 20333+2341 POU4633 distance=52' 20359+2331 POU4713 distance=53' 20346+2341 POU4671AB distance=54' 20346+2341 POU4672AC distance=54' 20367+2319 POU4733 distance=54' 20315+2336 POU4560 distance=54' 20367+2320 BKO 593 distance=55' 20365+2327 POU4724 distance=56' 20350+2342 POU4683AC distance=56' 20374+2239 KPP4207 distance=56' 20364+2213 J 1178 distance=56' 20321+2343 POU4577 distance=57' 20368+2324 POU4735 distance=57' 20318+2343 POU4570 distance=58' 20333+2348 POU4630 distance=58' 20367+2328 POU4734 distance=59' 20367+2327 BKO 600 distance=59' 20369+2325 POU4737 distance=59' 20295+2311 KPP3358 distance=59' 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 20335+2250 HDS2938 297 1.5
Show 20329+2246 GRV 352 293 38.3 9
Show 20345+2235 BRT2479 350 5.1 22
Show 20339+2227 GRV 353 82 19.7 24
Show 20337+2316 TDT2372 AB 341 2.6 26
Show 20337+2316 POU4647 AC 207 11.2 26
Show 20328+2316 POU4604 138 15.7 28
Show 20324+2226 ROE 13 41 6.4 29
Show 20323+2314 POU4586 259 9.1 30
Show 20337+2322 JNN 285 174 0.9 33
Show 20331+2324 A 2792 305 0.2 34
Show 20326+2325 POU4594 215 18.9 38
Show 20355+2225 STJ 39 246 1.2 38
Show 20328+2327 POU4606 144 5.4 38
Show 20327+2327 POU4602 12 8.5 40
Show 20338+2329 POU4651 227 22.3 40
Show 20312+2227 J 564 308 2.5 40
Show 20351+2347 POU4686 193 16.3 40
Show 20318+2219 ROE 12 30 10.9 40
Show 20337+2330 NSN 794 94 9.5 40
Show 20340+2330 POU4654 154 15.8 41
Show 20332+2330 POU4622 350 8.7 41
Show 20352+2325 POU4689 233 12.1 43
Show 20332+2335 POU4625 43 10.6 46
Show 20304+2307 RAO 436 126 2.7 46
Show 20310+2323 POU4548 8 14.3 48
Show 20353+2333 POU4694 186 17.9 49
Show 20359+2327 POU4712 152 18.5 50
Show 20305+2316 POU4538 196 14.2 50
Show 20363+2321 POU4721 134 21.5 51
Show 20313+2330 POU4556 335 7.7 51
Show 20367+2316 BKO 594 332 8.1 52
Show 20333+2341 POU4633 177 11.9 52
Show 20359+2331 POU4713 293 17.9 53
Show 20346+2341 POU4671 AB 101 16.3 54
Show 20346+2341 POU4672 AC 121 20.3 54
Show 20367+2319 POU4733 242 5.1 54
Show 20315+2336 POU4560 343 10.3 54
Show 20367+2320 BKO 593 345 4.8 55
Show 20365+2327 POU4724 227 17.1 56
Show 20350+2342 POU4683 AC 89 11.4 56
Show 20374+2239 KPP4207 116 2.7 56
Show 20364+2213 J 1178 328 3.9 56
Show 20321+2343 POU4577 214 11.7 57
Show 20368+2324 POU4735 77 15.1 57
Show 20318+2343 POU4570 111 11.6 58
Show 20333+2348 POU4630 186 18.1 58
Show 20367+2328 POU4734 25 20.0 59
Show 20367+2327 BKO 600 301 8.4 59
Show 20369+2325 POU4737 269 18.0 59
Show 20295+2311 KPP3358 49 4.5 59

 
 
WDS 20335+2250 : COMPONENTS
 
 
  A
B pa=299.1°
sep=1.43"
 
 
20335+2250 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203327.94+225011.0 Mag 8.85 Spectral class M0 (red)
PmRA -6.00 PmDE -7.0 SAO 88832 HIP 101441
Tycho2 2157-01292-1 HD 346902 BD BD+22 4102
Tycho2
Tycho2 2157-01292-1 Pflag RAmdeg 308.36641293 DEmdeg 22.83638853
PmRA -5.9 PmDE -6.7 E RAmdeg 12 E DEmdeg 13
E pmRA 1.3 E pmDE 1.4 EpRAm 1990.71 EpDEm 1990.52
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.5 BTmag 10.784 E BTmag 0.047 VTmag 8.847
E VTmag 0.017 Prox 15 TYC T HIP 101441
CCDM A RAdeg 308.36642778 DEdeg 22.83640444 EpRA 1990 1.54
EpDE 1990 1.47 E RAdeg 12.0 E DEdeg 13.2 Posflg
Corr 0.0
SAO
SAO 88832 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 0.002 Vmag 8.6 SpType M0
Double code Source 35 CatNum 7771 DM BD+22 4102
DMcomp BDsup HD 346902 M HD 0
GC RA1950rad 5.37242941 DE1950rad 0.39557548 PmRA2000 -0.0009
PmDE2000 -0.001
Hipparcos
Catalog H HIP 101441 Proxy H RAhms 20 33 27.94
DEdms +22 50 11.0 Vmag 8.64 VarFlag 1 R Vmag H
RAdeg 308.366 DEdeg 22.8364 AstroRef A Plx 1.99
CCDM 20335+2250 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 301 Rho 1.514 HD 346902 BD BD+22 4102
CD CP Dm number +22 4102 VIred 1.8
SpType M0 R SpType Coord arcsec 2000 203327.94+225011.0
Hipparcos 2
HIP 101441 Sn 15 So 3 Nc 2
RArad 5.3820096037 DErad 0.3985704097 Plx 1.67 PmRA -9.94
PmDE -7.08 E RArad 0.82 E DErad 0.72 E Plx 1.14
E pmRA 0.91 E pmDE 0.77 Hpmag 8.7344 E Hpmag 0.0031
SHp 0.024 VA 0 BV 1.667 E BV 0.143
VI 1.8
CCDM
Ccdm 20335+2250 RComp Comp A Note1
Note2 Discov num DRAs -2.07 DDEs 11.0
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.8 Sp M0 PmNote *
PmRA -10 PmDE -7 Dm number +22 4102 Cat1 BD
Name2 +22 2181 Cat2 AGK2/3 HD 346902 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 101441
 
 
20335+2250 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203327.85+225011.7 Mag 12.58 PmRA -10.00
PmDE -8.0 Calc delta mag 3.73 Calc coord yes
CCDM
Ccdm 20335+2250 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.16 DDEs 11.8
R dRAs 82 Year 1991 Theta 301 Rho 1.5
Obs 1 Vmag 12.6 Sp PmNote *
PmRA -10 PmDE -7 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 101441