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Doubles in session


Current system
20409+2553
J 3106
HD 197226


Nearby doubles
15' : 20399+2549
J 3105

21' : 20394+2554
TDT2455

32' : 20408+2521
POU4853

34' : 20433+2549
BUP 217AB

34' : 20403+2520
J 511

36' : 20384+2604
COU 522

38' : 20391+2525
POU4799

39' : 20401+2516
POU4839

39' : 20434+2536
HO 138AB

39' : 20391+2624
J 570

39' : 20433+2616
COU1039

41' : 20413+2513
POU4869

41' : 20397+2516
BKO 615

41' : 20420+2516
POU4890

42' : 20401+2513
POU4835

43' : 20396+2515
POU4817

44' : 20403+2510
POU4846

44' : 20409+2510
POU4857

44' : 20398+2512
BKO 617

45' : 20416+2510
POU4875

46' : 20420+2510
POU4888

46' : 20401+2509
POU4838

48' : 20444+2558
COU 726

48' : 20408+2505
POU4854

49' : 20396+2508
POU4821

51' : 20398+2505
POU4825



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20409+2553 J 3106 (HD 197226)

 
 
20h 40m 53.32s +25° 53' 23.9" P.A. 356.00 sep 4.8 mag 11.00,11.50
 
 
Coord 2000 20409+2553 Discov num J  3106 Comp Coord arcsec 2000 20 40 53.32 +25 53 23.9
Date first 1944 Date last 2016 Obs 8
Pa first 350 Pa last 355.5 P.A. Now (θ) 355.5°
Sep first 3.0 Sep last 4.772 Sep. Now (ρ) 4.772"
Mag pri 11.00 Mag sec 11.50 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -009 Sec motion ra -009
Pri motion dec -007 Sec motion dec +027
Notes
rPM=1.195
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197226 Constellation Vulpecula SAO 70367 Tycho2 3166-00404-1
Gaia DR2 1855678106723068288 HD 197226 HR 7922 GC 28830
DM BD+38 4187 FK5 3653
 
 
WDS 20409+2553 J 3106 (HD 197226) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
J Jonckheere, R.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20409+2553 J 3106 2000 3 355 4.8 11.00 11.50 D 204053.32+255323.9
20409+2553 J 3106 2002 4 354 4.8 11.00 11.50 D 204053.32+255323.9
20409+2553 J 3106 2010 5 353 4.9 11.00 11.50 204053.32+255323.9
20409+2553 J 3106 2015 6 355 4.8 11.00 11.50 204053.32+255323.9
20409+2553 J 3106 2016 8 356 4.8 11.00 11.50 204053.32+255323.9

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

 
 
WDS 20409+2553 J 3106 (HD 197226) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20409+2553 J 3106 (HD 197226) : MEASURES
 
 
No records found.

 
 
WDS 20409+2553 (HD 197226) : VIRTUAL EYEPIECE
 
 

20409+2553 J 3106A mag 11 20409+2553 J 3106B sep 4.8 P.A. 355.50 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 20409+2553 (HD 197226) : ALADIN DSS IMAGE @ 20h 40m 53.32s +25° 53' 23.9"
 
 
 
 
WDS 20409+2553 J 3106 (HD 197226) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20409+2553 J 3106 distance=0' 20399+2549 J 3105 distance=15' 20394+2554 TDT2455 distance=21' 20408+2521 POU4853 distance=32' 20433+2549 BUP 217AB distance=34' 20433+2549 BUP 217AC distance=34' 20433+2549 BUP 217AD distance=34' 20433+2549 BUP 217AE distance=34' 20403+2520 J 511 distance=34' 20384+2604 COU 522 distance=36' 20434+2536 HO 138CD distance=37' 20391+2525 POU4799 distance=38' 20401+2516 POU4839 distance=39' 20434+2536 HO 138AB distance=39' 20434+2536 HO 138AC distance=39' 20391+2624 J 570 distance=39' 20433+2616 COU1039 distance=39' 20413+2513 POU4869 distance=41' 20397+2516 BKO 615 distance=41' 20420+2516 POU4890 distance=41' 20401+2513 POU4835 distance=42' 20396+2515 POU4817 distance=43' 20403+2510 POU4846 distance=44' 20409+2510 POU4857 distance=44' 20398+2512 BKO 617 distance=44' 20416+2510 POU4875 distance=45' 20420+2510 POU4888 distance=46' 20401+2509 POU4838 distance=46' 20444+2558 COU 726 distance=48' 20408+2505 POU4854 distance=48' 20396+2508 POU4821 distance=49' 20398+2505 POU4825 distance=51' 20381+2520 POU4766 distance=51' 20426+2509 POU4904 distance=51' 20388+2511 POU4786 distance=51' 20425+2508 POU4901 distance=51' 20400+2503 POU4833 distance=51' 20379+2523 BKO 834 distance=52' 20379+2522 POU4757 distance=52' 20436+2518 POU4923 distance=52' 20440+2525 POU4932 distance=52' 20424+2506 POU4898AB distance=53' 20424+2506 POU4899AC distance=53' 20447+2601 HEI 182 distance=53' 20414+2500 J 512 distance=53' 20418+2502 POU4880AB distance=53' 20418+2502 POU4880AC distance=53' 20403+2501 POU4843 distance=53' 20380+2518 POU4760 distance=53' 20397+2503 POU4822 distance=53' 20396+2503 POU4819 distance=54' 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 20409+2553 J 3106 356 4.8 0
Show 20399+2549 J 3105 170 5.8 15
Show 20394+2554 TDT2455 28 1.3 21
Show 20408+2521 POU4853 233 16.9 32
Show 20433+2549 BUP 217 AB 285 17.2 34
Show 20433+2549 BUP 217 AC 208 39.7 34
Show 20433+2549 BUP 217 AD 102 387.7 34
Show 20433+2549 BUP 217 AE 286 442.7 34
Show 20403+2520 J 511 8 2.0 34
Show 20384+2604 COU 522 245 5.0 36
Show 20434+2536 HO 138 CD 6 3.5 37
Show 20391+2525 POU4799 189 8.5 38
Show 20401+2516 POU4839 340 22.0 39
Show 20434+2536 HO 138 AB 343 3.0 39
Show 20434+2536 HO 138 AC 304 127.9 39
Show 20391+2624 J 570 83 4.8 39
Show 20433+2616 COU1039 237 1.0 39
Show 20413+2513 POU4869 245 13.3 41
Show 20397+2516 BKO 615 198 10.6 41
Show 20420+2516 POU4890 222 10.6 41
Show 20401+2513 POU4835 296 18.6 42
Show 20396+2515 POU4817 81 13.7 43
Show 20403+2510 POU4846 166 8.0 44
Show 20409+2510 POU4857 83 15.4 44
Show 20398+2512 BKO 617 285 4.9 44
Show 20416+2510 POU4875 126 5.0 45
Show 20420+2510 POU4888 353 17.2 46
Show 20401+2509 POU4838 289 10.4 46
Show 20444+2558 COU 726 273 1.2 48
Show 20408+2505 POU4854 303 18.7 48
Show 20396+2508 POU4821 218 18.5 49
Show 20398+2505 POU4825 108 16.6 51
Show 20381+2520 POU4766 225 22.1 51
Show 20426+2509 POU4904 217 8.5 51
Show 20388+2511 POU4786 215 10.2 51
Show 20425+2508 POU4901 159 8.8 51
Show 20400+2503 POU4833 272 20.4 51
Show 20379+2523 BKO 834 294 9.0 52
Show 20379+2522 POU4757 259 7.3 52
Show 20436+2518 POU4923 309 15.5 52
Show 20440+2525 POU4932 14 9.0 52
Show 20424+2506 POU4898 AB 347 6.2 53
Show 20424+2506 POU4899 AC 318 19.1 53
Show 20447+2601 HEI 182 207 0.9 53
Show 20414+2500 J 512 89 2.4 53
Show 20418+2502 POU4880 AB 152 13.3 53
Show 20418+2502 POU4880 AC 128 11.9 53
Show 20403+2501 POU4843 146 8.6 53
Show 20380+2518 POU4760 265 14.8 53
Show 20397+2503 POU4822 44 5.7 53
Show 20396+2503 POU4819 160 14.6 54

 
 
WDS 20409+2553 : COMPONENTS
 
 
  A
B pa=355.5°
sep=4.77"
 
 
20409+2553 A
 
 
Name HD 197226 Coord arcsec 2000 204053.32+255323.9 Mag 11 PmRA -9.00
PmDE -7.0 SAO 70367 GC 28830 DM BD+38 4187
SAO
SAO 70367 DelFlag RA1950 PmRA1950 0
DE1950 PmDE1950 0.011 Vmag 6.4 SpType B9
Double code Source 70 CatNum 28830 DM BD+38 4187
DMcomp BDsup HD 197226 M HD 0
GC 28830 RA1950rad 5.40673485 DE1950rad 0.67899339 PmRA2000 0.0003
PmDE2000 0.009
 
 
20409+2553 B
 
 
Coord arcsec 2000 204053.29+255328.7 Mag 11.5 PmRA -9.00 PmDE 27.0
Delta magnitude 0.5 Coordinate calculated yes