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Doubles in session


Current system
18542+1304
HDS 2679
HD 229970


Nearby doubles
11' : 18548+1300
J 532

16' : 18541+1319
J 1837

16' : 18553+1304
BPMA 69

25' : 18529+1248
TDT1108

25' : 18557+1254
COG 1AB

26' : 18559+1258
BPM 892

29' : 18538+1334
J 1188

29' : 18522+1302
TDT1094

30' : 18523+1314
TOB 297

32' : 18558+1243
BPM 891

34' : 18554+1331
BU 647AB

36' : 18521+1322
TOB 296

37' : 18528+1234
AG 365

46' : 18517+1331
STF2409AB

49' : 18575+1306
BPMA 71

49' : 18553+1217
HEI 564

50' : 18508+1301
BPM 865

51' : 18537+1353
BPM 880

51' : 18563+1344
BPM 895

52' : 18541+1212
KPP1159

53' : 18577+1312
BPM 909

53' : 18557+1216
BPM 890

57' : 18528+1357
BPM 876

58' : 18510+1339
BPM 868

59' : 18504+1241
J 469

59' : 18507+1233
BPM 864



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.

18542+1304 HDS 2679 (HD 229970)

 
 
18h 54m 10.26s +13° 03' 39.1" P.A. 317.00 sep 0.5 mag 8.67,11.79 Sp K2 dist. 694.44 pc (2265.26 l.y.)
 
 
Coord 2000 18542+1304 Discov num HDS2679 Comp Coord arcsec 2000 18 54 10.26 +13 03 39.1
Date first 1991 Date last 2009 Obs 2
Pa first 325 Pa last 317.3 P.A. Now (θ) 317.3°
Sep first 0.4 Sep last 0.462 Sep. Now (ρ) 0.462"
Mag pri 8.67 Mag sec 11.79 delta mag (ΔM) 3.12 Spectral class K2 (yellow-orange)
Pri motion ra -017 Sec motion ra
Pri motion dec -023 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 229970 Constellation Hercules SAO 104237 HIP 92762
Tycho2 1047-01736-1 Gaia DR2 4506150155074436608 HD 229970 BD BD+12 3711
Distance 694.44 Distance ly 2265.26
 
 
WDS 18542+1304 HDS 2679 (HD 229970) : 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
18542+1304 HDS2679 1991 1 325 0.4 8.67 11.79 K2 185410.26+130339.1
18542+1304 HDS2679 2009 2 317 0.5 8.67 11.79 K2 185410.26+130339.1

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

 
 
WDS 18542+1304 HDS 2679 (HD 229970) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18542+1304 HDS 2679 (HD 229970) : MEASURES
 
 
No records found.

 
 
WDS 18542+1304 (HD 229970) : VIRTUAL EYEPIECE
 
 

18542+1304 HDS2679A mag 8.67 Sp K2 18542+1304 HDS2679B sep 0.5 P.A. 318.00 mag 11.79 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18542+1304 (HD 229970) : ALADIN DSS IMAGE @ 18h 54m 10.26s +13° 03' 39.1"
 
 
 
 
WDS 18542+1304 HDS 2679 (HD 229970) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18542+1304 HDS2679 distance=1' 18548+1300 J 532 distance=11' 18541+1319 J 1837 distance=16' 18553+1304 BPMA 69 distance=16' 18529+1248 TDT1108 distance=25' 18529+1248 GII 273Aa,Ab distance=25' 18557+1254 COG 1AB distance=25' 18557+1254 COG 1AC distance=25' 18557+1254 ABH 107AE distance=25' 18557+1254 ABH 107AF distance=25' 18557+1254 ABH 107AG distance=25' 18557+1254 COG 1CD distance=25' 18559+1258 BPM 892 distance=26' 18538+1334 J 1188 distance=29' 18522+1302 TDT1094 distance=29' 18523+1314 TOB 297 distance=30' 18558+1243 BPM 891 distance=32' 18554+1331 BU 647AB distance=34' 18554+1331 BU 647AC distance=34' 18554+1331 FOX9032AD distance=34' 18521+1322 TOB 296 distance=36' 18528+1234 AG 365 distance=37' 18517+1331 STF2409AB distance=46' 18517+1331 STF2409AC distance=46' 18517+1331 WAL 96AB,D distance=46' 18575+1306 BPMA 71 distance=49' 18553+1217 HEI 564 distance=49' 18508+1301 BPM 865 distance=50' 18537+1353 BPM 880 distance=51' 18563+1344 BPM 895 distance=51' 18541+1212 KPP1159 distance=52' 18577+1312 BPM 909 distance=53' 18557+1216 BPM 890 distance=53' 18528+1357 BPM 876 distance=57' 18510+1339 BPM 868 distance=58' 18504+1241 J 469 distance=59' 18507+1233 BPM 864 distance=59' 18523+1357 BPM 874 distance=60' 18526+1400 STF2412 distance=62' 18520+1358 CHR 80 distance=63' 18549+1201 BPM 884 distance=64' 18504+1336 BPM 861 distance=64' 18543+1158 BPM 882 distance=66' 18503+1229 BPM 858 distance=67' 18496+1313 SHY 309 distance=67' 18522+1203 BPM 873 distance=68' 18503+1228 J 468AB distance=68' 18503+1228 J 468AC distance=68' 18503+1228 GII 272Aa,Ab distance=68' 18502+1339 BPM 857AB distance=68' 18501+1230 BPM 856 distance=69' 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 18542+1304 HDS2679 317 0.5 1
Show 18548+1300 J 532 4 4.4 11
Show 18541+1319 J 1837 120 7.6 16
Show 18553+1304 BPMA 69 26 136.8 16
Show 18529+1248 TDT1108 348 0.8 25
Show 18529+1248 GII 273 Aa,Ab 135 0.2 25
Show 18557+1254 COG 1 AB 284 26.2 25
Show 18557+1254 COG 1 AC 53 38.6 25
Show 18557+1254 ABH 107 AE 58 107.5 25
Show 18557+1254 ABH 107 AF 107 122.5 25
Show 18557+1254 ABH 107 AG 251 97.8 25
Show 18557+1254 COG 1 CD 316 3.4 25
Show 18559+1258 BPM 892 348 48.7 26
Show 18538+1334 J 1188 196 2.0 29
Show 18522+1302 TDT1094 302 1.8 29
Show 18523+1314 TOB 297 86 16.8 30
Show 18558+1243 BPM 891 213 99.0 32
Show 18554+1331 BU 647 AB 5 1.3 34
Show 18554+1331 BU 647 AC 218 18.5 34
Show 18554+1331 FOX9032 AD 86 37.5 34
Show 18521+1322 TOB 296 109 20.8 36
Show 18528+1234 AG 365 186 18.8 37
Show 18517+1331 STF2409 AB 22 0.9 46
Show 18517+1331 STF2409 AC 196 33.8 46
Show 18517+1331 WAL 96 AB,D 291 72.7 46
Show 18575+1306 BPMA 71 61 216.5 49
Show 18553+1217 HEI 564 230 2.9 49
Show 18508+1301 BPM 865 273 87.5 50
Show 18537+1353 BPM 880 163 116.0 51
Show 18563+1344 BPM 895 347 90.5 51
Show 18541+1212 KPP1159 348 9.0 52
Show 18577+1312 BPM 909 229 87.1 53
Show 18557+1216 BPM 890 226 89.8 53
Show 18528+1357 BPM 876 272 62.9 57
Show 18510+1339 BPM 868 14 74.9 58
Show 18504+1241 J 469 111 2.8 59
Show 18507+1233 BPM 864 115 54.7 59
Show 18523+1357 BPM 874 154 110.6 60
Show 18526+1400 STF2412 56 1.4 62
Show 18520+1358 CHR 80 9 0.1 63
Show 18549+1201 BPM 884 105 104.0 64
Show 18504+1336 BPM 861 207 104.3 64
Show 18543+1158 BPM 882 116 119.5 66
Show 18503+1229 BPM 858 57 69.2 67
Show 18496+1313 SHY 309 161 999.9 67
Show 18522+1203 BPM 873 123 70.0 68
Show 18503+1228 J 468 AB 53 1.9 68
Show 18503+1228 J 468 AC 141 9.7 68
Show 18503+1228 GII 272 Aa,Ab 103 0.1 68
Show 18502+1339 BPM 857 AB 257 44.9 68
Show 18501+1230 BPM 856 45 104.1 69

 
 
WDS 18542+1304 : COMPONENTS
 
 
  A
B pa=318.0°
sep=0.46"
 
 
18542+1304 A
 
 
Componente originario normalizzato AB Name HD 229970 Coord arcsec 2000 185410.26+130339.1 Mag 8.67
Spectral class K2 (yellow-orange) PmRA -17.00 PmDE -23.0 SAO 104237
HIP 92762 Tycho2 1047-01736-1 HD 229970 BD BD+12 3711
Tycho2
Tycho2 1047-01736-1 Pflag RAmdeg 283.54268587 DEmdeg 13.06081421
PmRA -16.4 PmDE -20.1 E RAmdeg 10 E DEmdeg 13
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.38 EpDEm 1988.29
Num 11 Q RAmdeg 1.1 Q DEmdeg 1.5 Q pmRA 1.0
Q pmDE 1.5 BTmag 10.364 E BTmag 0.039 VTmag 8.606
E VTmag 0.017 Prox 999 TYC T HIP 92762
CCDM AB RAdeg 283.54272389 DEdeg 13.06086139 EpRA 1990 1.80
EpDE 1990 1.67 E RAdeg 10.5 E DEdeg 13.8 Posflg P
Corr -0.1
SAO
SAO 104237 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 -0.015 Vmag 8.6 SpType K2
Double code Source 29 CatNum 6904 DM BD+12 3711
DMcomp BDsup HD 229970 M HD 0
GC RA1950rad 4.93866765 DE1950rad 0.22684526 PmRA2000 -0.0013
PmDE2000 -0.016
Hipparcos
Catalog H HIP 92762 Proxy H RAhms 18 54 10.26
DEdms +13 03 39.1 Vmag 8.47 VarFlag R Vmag G
RAdeg 283.543 DEdeg 13.0609 AstroRef A Plx 2.12
CCDM 18542+1304 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 325 Rho 0.36 HD 229970 BD BD+12 3711
CD CP Dm number +12 3711 VIred 1.54
SpType K2 R SpType Coord arcsec 2000 185410.26+130339.1
Hipparcos 2
HIP 92762 Sn 15 So 3 Nc 2
RArad 4.948754245 DErad 0.2279550342 Plx 1.44 PmRA -17.01
PmDE -23.43 E RArad 0.91 E DErad 0.82 E Plx 1.04
E pmRA 1.21 E pmDE 1.14 Hpmag 8.6112 E Hpmag 0.0018
SHp 0.014 VA 0 BV 1.508 E BV 0.015
VI 1.54
CCDM
Ccdm 18542+1304 RComp Comp A Note1
Note2 Discov num DRAs -1.76 DDEs -21.1
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.7 Sp K2 PmNote *
PmRA -17 PmDE -23 Dm number +12 3711 Cat1 BD
Name2 +12 2020 Cat2 AGK2/3 HD 229970 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 92762
 
 
18542+1304 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 185410.24+130339.4 Mag 11.79 Calc delta mag 3.12
Calc coord yes
CCDM
Ccdm 18542+1304 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.77 DDEs -20.8
R dRAs 82 Year 1991 Theta 325 Rho 0.4
Obs 1 Vmag 11.8 Sp PmNote *
PmRA -17 PmDE -23 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 92762