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Doubles in session


Current system
21297+1356
HU 963
HD 204643


Nearby doubles
17' : 21296+1340
BPM2380

20' : 21288+1341
J 162

32' : 21314+1414
BPM2386

36' : 21309+1427
BPM2384

38' : 21272+1408
BPM2376

40' : 21322+1342
SIG 6

43' : 21326+1351
HEI 286AB

46' : 21277+1431
HEI 285

46' : 21267+1341
STF2797

49' : 21282+1440
BPM2377

51' : 21320+1319
GWP3070

56' : 21291+1451
J 197

59' : 21314+1302
BPM2385

62' : 21338+1345
RAO 461

63' : 21310+1256
LDS4891AB

66' : 21301+1501
HJ 284

66' : 21322+1301
RAO 458

68' : 21324+1450
HJ 1655

68' : 21310+1251
LDS4892

70' : 21254+1428
BPM2373

73' : 21345+1414
LDS4896

73' : 21304+1508
BPM2382

76' : 21245+1358
LDS4883AB

80' : 21301+1514
J 198

81' : 21321+1243
RAO 457

82' : 21244+1425
BPM2370



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.

21297+1356 HU 963 (HD 204643)

 
 
21h 29m 39.73s +13° 55' 39.7" P.A. 229.00 sep 0.9 mag 8.90,10.48 Sp A2 dist. 189.75 pc (618.96 l.y.)
 
 
Coord 2000 21297+1356 Discov num HU  963 Comp Coord arcsec 2000 21 29 39.73 +13 55 39.7
Date first 1904 Date last 2015 Obs 12
Pa first 209 Pa last 228.8 P.A. Now (θ) 228.8°
Sep first 0.8 Sep last 0.89 Sep. Now (ρ) 0.89"
Mag pri 8.90 Mag sec 10.48 delta mag (ΔM) 1.58 Spectral class A2 (white)
Pri motion ra +015 Sec motion ra +015
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 204643 Constellation Pegasus SAO 107174 HIP 106114
Tycho2 1131-01970-1 Gaia DR2 1771102748886490496 HD 204643 BD BD+13 4721
Distance 189.75 Distance ly 618.96
 
 
WDS 21297+1356 HU 963 (HD 204643) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hu_1896 not - Hussey, W.F. 1896PASP....8..183H
Hu_1896 PASP 8, 183, 1896
Hu_1897 Ma - Hussey, W.J. 1897AJ.....17...97H
Hu_1897 AJ 17, 97, 1897
Hu_1898 Ma j Hussey, W.J. 1898AJ.....18..145H
Hu_1898 AJ 18, 145, 1898
Hu_1899 Ma j Hussey, W.J. 1899AN....150..175H
Hu_1899 AN 150, 175, 1899
Hu_1900a Ma - Hussey, W.J. 1900AJ.....20..192H
Hu_1900a AJ 20, 192, 1900
Hu_1900b Ma - Hussey, W.J. 1900AJ.....21...35H
Hu_1900b AJ 21, 35, 1900
Hu_1900c Ma j Hussey, W.J. 1900AN....152..329H
Hu_1900c AN 152, 329, #3645, 1900
Hu_1901a Ma j Hussey, W.J. 1901PLicO...5.....H
Hu_1901a +orb Pub. Lick Obs. 5, 1901
Hu_1901b Ma j Hussey, W.J. 1901LicOB...1...82H
Hu_1901b Lick Obs. Bull. 1, 82, 1901
Hu_1902a Ma j Hussey, W.J. 1902LicOB...1..161H
Hu_1902a Lick Obs. Bull. 1, 161, 1902
Hu_1902b Ma j Hussey, W.J. 1902LicOB...2....1H
Hu_1902b Lick Obs. Bull. 2, 1, 1902
Hu_1903a Ma j Hussey, W.J. 1903LicOB...2...73H
Hu_1903a Lick Obs. Bull. 2, 73, 1903
Hu_1903b Ma j Hussey, W.J. 1903LicOB...2..115H
Hu_1903b Lick Obs. Bull. 2, 115, 1903
Hu_1904a Ma j Hussey, W.J. 1904LicOB...2..180H
Hu_1904a Lick Obs. Bull. 2, 180, 1904
Hu_1904b Ma - Hussey, W.J. 1904LicOB...3...53H
Hu_1904b Lick Obs. Bull. 3, 53, 1904
Hu_1905a Ma - Hussey, W.J. 1905LicOB...3...95H
Hu_1905a Lick Obs. Bull. 3, 95, 1905
Hu_1905b Ma - Hussey, W.J. 1905LicOB...3..116H
Hu_1905b Lick Obs. Bull. 3, 116, 1905
Hu_1905c Ma - Hussey, W.J. 1905LicOB...3..151H
Hu_1905c Lick Obs. Bull. 3, 151, 1905
Hu_1906A Ma - Hussey, W.J. 1906MmRAS..56....1L
Hu_1906A cited by Lewis (MemRAS 56, 1, 1906)
Hu_1906B Ma - Hussey, W.J. 1906QB821.B972.....
Hu_1906B cited in BDS (Burnham Double Star Cat.), 1906
Hu_1907 Ma - Hussey, W.J. 1907LicOB...4..124H
Hu_1907 Lick Obs. Bull. 4, 124, 1907
Hu_1910 Ma - Hussey, W.J. 1910AJ.....21..105H
Hu_1910 AJ 21, 105, 1910
Hu_1911 Ma - Hussey, W.J. 1911LicOB...6..182H
Hu_1911 Lick Obs. Bull. 6, 182, 1911
Hu_1912a Ma - Hussey, W.J. 1915POMic...1..147H
Hu_1912a Pub. Univ. Michigan Obs. 1, 147, 1912
Hu_1912b Ma - Hussey, W.J. 1915POMic...1..160H
Hu_1912b Pub. Univ. Michigan Obs. 1, 160, 1912
Hu_1912c Ma - Hussey, W.J. 1915POMic...1..167H
Hu_1912c Pub. Univ. Michigan Obs. 1, 167, 1912
Hu_1927A Ma - Hussey, W.J. 1927sdsc.book......
Hu_1927A cited in SDS (Southern Double Star Cat.), 1927
Hu_1932A Ma - Hussey, W.J. 1932QB821.A43......
Hu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Hu_9999 Ma - Hussey, W.J. ...................
Hu_9999 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
21297+1356 HU 963 1991 9 232 0.9 8.90 10.48 A2 212939.73+135539.7
21297+1356 HU 963 2015 10 229 0.9 8.90 10.48 A2 212939.73+135539.7

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

 
 
WDS 21297+1356 HU 963 (HD 204643) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21297+1356 HU 963 (HD 204643) : MEASURES
 
 
No records found.

 
 
WDS 21297+1356 (HD 204643) : VIRTUAL EYEPIECE
 
 

21297+1356 HU 963A mag 8.9 Sp A2 21297+1356 HU 963B sep 0.9 P.A. 228.00 mag 10.48 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 21297+1356 (HD 204643) : ALADIN DSS IMAGE @ 21h 29m 39.73s +13° 55' 39.7"
 
 
 
 
WDS 21297+1356 HU 963 (HD 204643) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21297+1356 HU 963 distance=0' 21296+1340 BPM2380 distance=17' 21288+1341 J 162 distance=20' 21314+1414 BPM2386 distance=32' 21309+1427 BPM2384 distance=36' 21272+1408 BPM2376 distance=38' 21322+1342 SIG 6 distance=40' 21326+1351 HEI 286AB distance=43' 21326+1351 HEI 286AC distance=43' 21277+1431 HEI 285 distance=46' 21267+1341 STF2797 distance=46' 21282+1440 BPM2377 distance=49' 21320+1319 GWP3070 distance=51' 21291+1451 J 197 distance=56' 21314+1302 BPM2385 distance=59' 21338+1345 RAO 461 distance=62' 21310+1256 LDS4891AB distance=63' 21310+1256 LDS4891BC distance=65' 21301+1501 HJ 284 distance=66' 21322+1301 RAO 458 distance=66' 21324+1450 HJ 1655 distance=68' 21310+1251 LDS4892 distance=68' 21254+1428 BPM2373 distance=70' 21345+1414 LDS4896 distance=73' 21304+1508 BPM2382 distance=73' 21245+1358 LDS4883AB distance=76' 21245+1358 LDS4883AC distance=76' 21301+1514 J 198 distance=80' 21321+1243 RAO 457 distance=81' 21244+1425 BPM2370 distance=82' 21326+1507 TDS1134 distance=83' 21354+1344 ROE 127 distance=85' 21282+1519 LDS4888 distance=86' 21355+1414 GWP3075 distance=87' 21351+1433 BPM2395 distance=88' 21241+1324 LEP 173 distance=88' 21329+1240 UC 4492 distance=90' 21236+1431 LDS4881 distance=95' 21356+1448 BPM2396AB distance=101' 21356+1448 BPM2397BC distance=101' 21300+1213 DBR 295 distance=103' 21299+1212 MAA 1 distance=105' 21242+1504 BPM2369 distance=105' 21299+1211 DBR 294AB distance=105' 21299+1211 DBR 294AC distance=105' 21291+1211 BAR 56AB distance=105' 21291+1211 BAR 56AC distance=105' 21344+1516 J 200 distance=106' 21242+1237 HJ 282AB distance=112' 21242+1237 FYM 182AC distance=112' 21336+1535 HDS3067 distance=115' 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 21297+1356 HU 963 229 0.9
Show 21296+1340 BPM2380 28 15.8 17
Show 21288+1341 J 162 59 2.7 20
Show 21314+1414 BPM2386 65 116.7 32
Show 21309+1427 BPM2384 185 75.4 36
Show 21272+1408 BPM2376 310 77.6 38
Show 21322+1342 SIG 6 233 0.1 40
Show 21326+1351 HEI 286 AB 268 2.2 43
Show 21326+1351 HEI 286 AC 280 34.0 43
Show 21277+1431 HEI 285 98 0.9 46
Show 21267+1341 STF2797 218 3.5 46
Show 21282+1440 BPM2377 82 112.5 49
Show 21320+1319 GWP3070 270 20.8 51
Show 21291+1451 J 197 204 3.1 56
Show 21314+1302 BPM2385 16 96.4 59
Show 21338+1345 RAO 461 102 1.1 62
Show 21310+1256 LDS4891 AB 168 90.7 63
Show 21310+1256 LDS4891 BC 177 21.7 65
Show 21301+1501 HJ 284 300 25.0 66
Show 21322+1301 RAO 458 162 0.6 66
Show 21324+1450 HJ 1655 32 25.5 68
Show 21310+1251 LDS4892 234 12.0 68
Show 21254+1428 BPM2373 347 39.7 70
Show 21345+1414 LDS4896 121 2.9 73
Show 21304+1508 BPM2382 311 53.1 73
Show 21245+1358 LDS4883 AB 208 1.9 76
Show 21245+1358 LDS4883 AC 66 31.3 76
Show 21301+1514 J 198 38 4.2 80
Show 21321+1243 RAO 457 150 1.1 81
Show 21244+1425 BPM2370 297 71.5 82
Show 21326+1507 TDS1134 282 0.7 83
Show 21354+1344 ROE 127 35 0.8 85
Show 21282+1519 LDS4888 175 11.0 86
Show 21355+1414 GWP3075 193 31.7 87
Show 21351+1433 BPM2395 22 100.4 88
Show 21241+1324 LEP 173 34 4.2 88
Show 21329+1240 UC 4492 19 91.7 90
Show 21236+1431 LDS4881 225 35.0 95
Show 21356+1448 BPM2396 AB 334 95.6 101
Show 21356+1448 BPM2397 BC 282 117.0 101
Show 21300+1213 DBR 295 5 0.8 103
Show 21299+1212 MAA 1 56 1.1 105
Show 21242+1504 BPM2369 238 95.5 105
Show 21299+1211 DBR 294 AB 348 4.1 105
Show 21299+1211 DBR 294 AC 331 1.9 105
Show 21291+1211 BAR 56 AB 43 1.3 105
Show 21291+1211 BAR 56 AC 42 1.3 105
Show 21344+1516 J 200 315 3.0 106
Show 21242+1237 HJ 282 AB 69 27.3 112
Show 21242+1237 FYM 182 AC 162 14.9 112
Show 21336+1535 HDS3067 317 0.6 115

 
 
WDS 21297+1356 : COMPONENTS
 
 
  A
B pa=228.0°
sep=0.88"
 
 
21297+1356 A
 
 
Componente originario normalizzato AB Name HD 204643 Coord arcsec 2000 212939.73+135539.7 Mag 8.9
Spectral class A2 (white) PmRA 15.00 PmDE -9.0 SAO 107174
HIP 106114 Tycho2 1131-01970-1 HD 204643 BD BD+13 4721
Tycho2
Tycho2 1131-01970-1 Pflag P RAmdeg 322.41554792 DEmdeg 13.92769857
PmRA 15.1 PmDE -8.8 E RAmdeg 10 E DEmdeg 11
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.15 EpDEm 1990.98
Num 6 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.993 E BTmag 0.021 VTmag 8.902
E VTmag 0.019 Prox 9 TYC T HIP 106114
CCDM A RAdeg 322.41552111 DEdeg 13.92772556 EpRA 1990 1.74
EpDE 1990 1.74 E RAdeg 9.7 E DEdeg 11.3 Posflg D
Corr 0.0
SAO
SAO 107174 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 -0.017 Vmag 8.3 SpType A2
Double code Source 29 CatNum 8521 DM BD+13 4721
DMcomp BDsup HD 204643 M HD 0
GC RA1950rad 5.61675861 DE1950rad 0.2392496 PmRA2000 -0.0006
PmDE2000 -0.021
Hipparcos
Catalog H HIP 106114 Proxy H RAhms 21 29 39.72
DEdms +13 55 39.8 Vmag 8.68 VarFlag R Vmag H
RAdeg 322.415 DEdeg 13.9277 AstroRef A Plx 3.42
CCDM 21297+1356 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 224 Rho 0.879 HD 204643 BD BD+13 4721
CD CP Dm number +13 4721 VIred 0.13
SpType A2 R SpType Coord arcsec 2000 212939.72+135539.8
Hipparcos 2
HIP 106114 Sn 15 So 3 Nc 2
RArad 5.6272122081 DErad 0.2430846508 Plx 5.27 PmRA 10.73
PmDE -7.74 E RArad 1.17 E DErad 1.12 E Plx 1.31
E pmRA 1.48 E pmDE 1.14 Hpmag 8.7343 E Hpmag 0.0026
SHp 0.016 VA 0 BV 0.166 E BV 0.023
VI 0.18
CCDM
Ccdm 21297+1356 RComp Comp A Note1
Note2 Discov num DRAs -2.30 DDEs -19.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp A2 PmNote *
PmRA 8 PmDE 10 Dm number +13 4721 Cat1 BD
Name2 +13 2291 Cat2 AGK2/3 HD 204643 M HD
ADS BDS A15018 M ADS BDS N IDS IDS 21249N1329A
HIC 106114
 
 
21297+1356 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212939.69+135539.1 Mag 10.48 PmRA 15.00
PmDE -9.0 Tycho2 1131-01970-2 Calc delta mag 1.58 Calc coord yes
Tycho2
Tycho2 1131-01970-2 Pflag P RAmdeg 322.41554792 DEmdeg 13.92769857
PmRA 15.1 PmDE -8.8 E RAmdeg 10 E DEmdeg 11
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.15 EpDEm 1990.98
Num 6 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.1 BTmag 11.548 E BTmag 0.107 VTmag 10.476
E VTmag 0.060 Prox 9 TYC T HIP 106114
CCDM B RAdeg 322.41532917 DEdeg 13.92758028 EpRA 1990 1.73
EpDE 1990 1.67 E RAdeg 45.0 E DEdeg 53.4 Posflg D
Corr 0.0
CCDM
Ccdm 21297+1356 RComp Comp B Note1
Note2 Discov num HU 963 DRAs DDEs
R dRAs Year 1904 Theta 208 Rho 0.7
Obs 2 Vmag 11.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15018 M ADS BDS N IDS IDS 21249N1329B
HIC 106114