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Doubles in session


Current system
20433+2300
HJ 1565
HD 197472


Nearby doubles
12' : 20440+2253
GRV 374

13' : 20440+2306
BRT2482

16' : 20425+2310
LDS6416

19' : 20434+2318
POU4919

20' : 20439+2318
POU4929

21' : 20418+2259
HO 595

23' : 20435+2323
POU4920

24' : 20427+2322
POU4909

24' : 20448+2311
BU 1302AB

26' : 20420+2317
POU4884AB

26' : 20427+2324
POU4908

26' : 20421+2319
BKO 843AB

26' : 20446+2319
POU4939AB

27' : 20418+2317
BKO 841

29' : 20417+2318
BKO 839

30' : 20418+2321
BKO 840

31' : 20424+2327
POU4895

31' : 20415+2318
BKO 837

32' : 20415+2317
BKO 838

32' : 20442+2329
POU4933

32' : 20423+2328
POU4894

34' : 20416+2323
POU4871

35' : 20430+2334
POU4911

36' : 20446+2331
POU4938

37' : 20447+2330
POU4945

37' : 20458+2311
BRT2485



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.

20433+2300 HJ 1565 (HD 197472)

 
 
20h 43m 17.73s +22° 59' 36.2" P.A. 67.00 sep 16.9 mag 8.68,10.74 Sp A2
 
 
Coord 2000 20433+2300 Discov num HJ 1565 Comp Coord arcsec 2000 20 43 17.73 +22 59 36.2
Date first 1828 Date last 2015 Obs 20
Pa first 73 Pa last 66.9 P.A. Now (θ) 66.9°
Sep first 20.0 Sep last 16.861 Sep. Now (ρ) 16.861"
Mag pri 8.68 Mag sec 10.74 delta mag (ΔM) 2.06 Spectral class A2 (white)
Pri motion ra +004 Sec motion ra -009
Pri motion dec -011 Sec motion dec -009
Notes
rPM=1.033
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197472 Constellation Vulpecula SAO 89045 Tycho2 2170-02560-1
Gaia DR2 1818307768070917632 HD 197472
 
 
WDS 20433+2300 HJ 1565 (HD 197472) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
20433+2300 HJ 1565 2007 10 67 16.8 8.68 9.20 A2 D 204317.73+225936.2
20433+2300 HJ 1565 2012 14 67 16.9 8.68 9.20 A2 D 204317.73+225936.2
20433+2300 HJ 1565 2015 16 67 16.9 8.68 10.74 A2 204317.73+225936.2

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

 
 
WDS 20433+2300 HJ 1565 (HD 197472) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20433+2300 HJ 1565 (HD 197472) : MEASURES
 
 
No records found.

 
 
WDS 20433+2300 (HD 197472) : VIRTUAL EYEPIECE
 
 

20433+2300 HJ 1565A mag 8.68 Sp A2 20433+2300 HJ 1565B sep 15.7 P.A. 65.10 mag 10.74 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 20433+2300 (HD 197472) : ALADIN DSS IMAGE @ 20h 43m 17.73s +22° 59' 36.2"
 
 
 
 
WDS 20433+2300 HJ 1565 (HD 197472) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20433+2300 HJ 1565 distance=1' 20440+2253 GRV 374 distance=12' 20440+2306 BRT2482 distance=13' 20425+2310 LDS6416 distance=16' 20434+2318 POU4919 distance=19' 20439+2318 POU4929 distance=20' 20418+2259 HO 595 distance=21' 20435+2323 POU4920 distance=23' 20427+2322 POU4909 distance=24' 20448+2311 BU 1302AB distance=24' 20448+2311 BU 1302AC distance=24' 20448+2311 GII 291Aa,Ab distance=24' 20420+2317 POU4884AB distance=26' 20420+2317 POU4885AC distance=26' 20420+2317 BKO 842AD distance=26' 20420+2317 BKO 842AE distance=26' 20427+2324 POU4908 distance=26' 20421+2319 BKO 843AB distance=26' 20421+2319 BKO 843AC distance=26' 20446+2319 POU4939AB distance=26' 20446+2319 POU4940AC distance=26' 20418+2317 BKO 841 distance=27' 20417+2318 BKO 839 distance=29' 20418+2321 BKO 840 distance=30' 20424+2327 POU4895 distance=31' 20415+2318 BKO 837 distance=31' 20415+2317 BKO 838 distance=32' 20442+2329 POU4933 distance=32' 20423+2328 POU4894 distance=32' 20416+2323 POU4871 distance=34' 20430+2334 POU4911 distance=35' 20446+2331 POU4938 distance=36' 20447+2330 POU4945 distance=37' 20458+2311 BRT2485 distance=37' 20424+2334 POU4896 distance=37' 20412+2322 POU4866 distance=37' 20411+2321 BKO 836BC distance=38' 20411+2321 POU4864AB distance=38' 20411+2322 BKO 835 distance=39' 20416+2331 POU4873 distance=39' 20452+2330 POU4953 distance=40' 20454+2330 POU4955 distance=43' 20434+2343 POU4915 distance=43' 20452+2335 POU4952 distance=44' 20411+2333 POU4862 distance=46' 20463+2242 TDT2531 distance=46' 20418+2341 POU4876 distance=47' 20409+2334 POU4855 distance=48' 20418+2344 TDT2476 distance=49' 20460+2330 POU4966 distance=49' 20432+2349 POU4913 distance=49' 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 20433+2300 HJ 1565 67 16.9 1
Show 20440+2253 GRV 374 173 45.0 12
Show 20440+2306 BRT2482 248 4.1 13
Show 20425+2310 LDS6416 258 10.9 16
Show 20434+2318 POU4919 105 6.6 19
Show 20439+2318 POU4929 262 17.7 20
Show 20418+2259 HO 595 112 17.8 21
Show 20435+2323 POU4920 323 11.2 23
Show 20427+2322 POU4909 344 13.8 24
Show 20448+2311 BU 1302 AB 138 2.3 24
Show 20448+2311 BU 1302 AC 210 55.1 24
Show 20448+2311 GII 291 Aa,Ab 119 0.1 24
Show 20420+2317 POU4884 AB 287 6.5 26
Show 20420+2317 POU4885 AC 227 20.1 26
Show 20420+2317 BKO 842 AD 12 14.8 26
Show 20420+2317 BKO 842 AE 96 21.8 26
Show 20427+2324 POU4908 343 11.0 26
Show 20421+2319 BKO 843 AB 299 4.9 26
Show 20421+2319 BKO 843 AC 346 9.5 26
Show 20446+2319 POU4939 AB 85 16.1 26
Show 20446+2319 POU4940 AC 92 20.2 26
Show 20418+2317 BKO 841 264 9.7 27
Show 20417+2318 BKO 839 346 8.3 29
Show 20418+2321 BKO 840 75 7.7 30
Show 20424+2327 POU4895 58 10.7 31
Show 20415+2318 BKO 837 241 10.8 31
Show 20415+2317 BKO 838 33 8.6 32
Show 20442+2329 POU4933 109 3.9 32
Show 20423+2328 POU4894 183 12.6 32
Show 20416+2323 POU4871 68 15.4 34
Show 20430+2334 POU4911 232 6.7 35
Show 20446+2331 POU4938 24 13.6 36
Show 20447+2330 POU4945 161 7.3 37
Show 20458+2311 BRT2485 170 6.2 37
Show 20424+2334 POU4896 142 14.1 37
Show 20412+2322 POU4866 38 10.0 37
Show 20411+2321 BKO 836 BC 299 10.4 38
Show 20411+2321 POU4864 AB 213 13.5 38
Show 20411+2322 BKO 835 212 7.5 39
Show 20416+2331 POU4873 219 15.0 39
Show 20452+2330 POU4953 244 14.2 40
Show 20454+2330 POU4955 133 16.9 43
Show 20434+2343 POU4915 35 6.9 43
Show 20452+2335 POU4952 218 3.8 44
Show 20411+2333 POU4862 335 13.7 46
Show 20463+2242 TDT2531 298 0.5 46
Show 20418+2341 POU4876 105 10.3 47
Show 20409+2334 POU4855 355 16.8 48
Show 20418+2344 TDT2476 228 0.5 49
Show 20460+2330 POU4966 269 5.2 49
Show 20432+2349 POU4913 28 17.8 49

 
 
WDS 20433+2300 : COMPONENTS
 
 
  A
B pa=65.1°
sep=15.73"
 
 
20433+2300 A
 
 
Componente originario normalizzato AB Name HD 197472 Coord arcsec 2000 204317.73+225936.2 Mag 8.68
Spectral class A2 (white) PmRA 4.00 PmDE -11.0 SAO 89045
Tycho2 2170-02560-1 HD 197472 DM BD+22 4163
Tycho2
Tycho2 2170-02560-1 Pflag RAmdeg 310.82392751 DEmdeg 22.99341407
PmRA 3.3 PmDE -11.2 E RAmdeg 6 E DEmdeg 6
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.24 EpDEm 1991.06
Num 9 Q RAmdeg 1.3 Q DEmdeg 0.7 Q pmRA 1.5
Q pmDE 0.7 BTmag 8.883 E BTmag 0.016 VTmag 8.678
E VTmag 0.013 Prox 999 TYC T HIP
CCDM RAdeg 310.82391917 DEdeg 22.99344028 EpRA 1990 1.62
EpDE 1990 1.58 E RAdeg 6.0 E DEdeg 6.0 Posflg
Corr -0.1
SAO
SAO 89045 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 -0.015 Vmag 8.6 SpType A2
Double code Source 35 CatNum 7886 DM BD+22 4163
DMcomp BDsup HD 197472 M HD 0
GC RA1950rad 5.4152755 DE1950rad 0.39815396 PmRA2000 0
PmDE2000 -0.018
CCDM
Ccdm 20433+2300 RComp Comp A Note1
Note2 Discov num DRAs -0.26 DDEs -23.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp A2 PmNote *
PmRA 15 PmDE -9 Dm number +22 4163 Cat1 BD
Name2 +22 2206 Cat2 AGK2/3 HD 197472 M HD
ADS BDS B10463 M ADS BDS N IDS IDS 20389N2238A
HIC
 
 
20433+2300 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204318.76+225942.8 Mag 10.74 PmRA -9.00
PmDE -9.0 Calc delta mag 2.06 Calc coord yes
CCDM
Ccdm 20433+2300 RComp Comp B Note1
Note2 Discov num HJ 1565 DRAs DDEs
R dRAs Year 1892 Theta 071 Rho 18.1
Obs 3 Vmag 9.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B10463 M ADS BDS N IDS IDS 20389N2238B
HIC