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Doubles in session


Current system
23100+1426
STF 2986
HD 218687


Nearby doubles
37' : 23094+1350
BPM2477

38' : 23105+1502
BPM2478

43' : 23126+1444
LDS5059

47' : 23097+1512
STF2983

51' : 23133+1425
GRV 651

51' : 23068+1448
BPM2476

56' : 23117+1338
HEI 413

62' : 23123+1517
SKF1185

63' : 23139+1402
GRV 654

64' : 23116+1524
GWP3249

65' : 23056+1435
AG 425

70' : 23087+1533
HU 995

74' : 23128+1526
BPM2479

74' : 23137+1521
LDS6391

82' : 23058+1521
SLW1298

85' : 23060+1323
BPM2475

88' : 23159+1430
J 581

98' : 23158+1514
SMA 183

99' : 23042+1518
TDT3871

105' : 23049+1539
WRH 2

110' : 23069+1246
BRT1364

110' : 23078+1240
BU 1025AB

112' : 23163+1324
BRT1366

115' : 23022+1408
KPP 684

116' : 23165+1320
ITF 10

119' : 23125+1233
LAS 1AB



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.

23100+1426 STF 2986 (HD 218687)

 
 
23h 09m 57.10s +14° 25' 35.6" P.A. 269.00 sep 31.4 mag 6.61,8.88 Sp G0V dist. 24.83 pc (81 l.y.)
 
 
Coord 2000 23100+1426 Discov num STF2986 Comp Coord arcsec 2000 23 09 57.10 +14 25 35.6
Date first 1829 Date last 2018 Obs 56
Pa first 274 Pa last 269.4 P.A. Now (θ) 269.4°
Sep first 31.6 Sep last 31.4 Sep. Now (ρ) 31.4"
Mag pri 6.61 Mag sec 8.88 delta mag (ΔM) 2.27 Spectral class G0V (yellow)
Pri motion ra -122 Sec motion ra -107
Pri motion dec -085 Sec motion dec -091
Notes N V S (See Notes, Proper motion indicates physical, Parallax indidates non-physical)
rPM=0.109 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 218687 Constellation Pegasus SAO 108437 HIP 114378
Tycho2 1167-01661-1 Gaia DR2 2815542965962559488 HD 218687 GC 32266
BD BD+13 5059 Distance 24.83 Distance ly 81
 
 
WDS 23100+1426 STF 2986 (HD 218687) : NOTES
 
 
discov_num notes refcode
STF2986 LDS1066.
Significantly different proper motion and parallax for components, so Jao2017
non physical.
A comp is SB1, P=3.632d (Griffin, 2001 Obs 121, 221) Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Jao2017 C j Jao, W.-C., Henry, T.J., Winters, J.G., Subasavage, J.P., Riedel, A.R., 2017AJ....154..191J
Jao2017 Silverstein, M.L. & Ianna, P.A.
Jao2017 AJ 154, 191, 2017
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23100+1426 STF2986 2006 37 270 32.0 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2007 38 270 31.6 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2008 39 270 31.6 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2010 40 270 31.3 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2012 43 270 31.5 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2013 47 268 31.8 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2014 48 269 31.3 6.61 8.88 G0V N D 230957.10+142535.6
23100+1426 STF2986 2016 50 270 31.5 6.61 8.88 G0V N 230957.10+142535.6
23100+1426 STF2986 2017 51 270 31.4 6.61 8.88 G0V NS 230957.10+142535.6
23100+1426 STF2986 2018 52 270 31.4 6.61 8.88 G0V NS 230957.10+142535.6

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

 
 
WDS 23100+1426 STF 2986 (HD 218687) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 23/10/31 Diego Vercelli easy separated 270 interesting
Show 23/09/24 Diego Vercelli easy separated 270 interesting

 
 
WDS 23100+1426 STF 2986 (HD 218687) : MEASURES
 
 
No records found.

 
 
WDS 23100+1426 (HD 218687) : VIRTUAL EYEPIECE
 
 

23100+1426 STF2986A mag 6.61 Sp G0V 23100+1426 STF2986B sep 30.4 P.A. 269.40 mag 8.88 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 23100+1426 (HD 218687) : ALADIN DSS IMAGE @ 23h 09m 57.10s +14° 25' 35.6"
 
 
 
 
WDS 23100+1426 STF 2986 (HD 218687) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23100+1426 STF2986 distance=0' 23094+1350 BPM2477 distance=37' 23105+1502 BPM2478 distance=38' 23126+1444 LDS5059 distance=43' 23097+1512 STF2983 distance=47' 23133+1425 GRV 651 distance=51' 23068+1448 BPM2476 distance=51' 23117+1338 HEI 413 distance=56' 23123+1517 SKF1185 distance=62' 23139+1402 GRV 654 distance=63' 23116+1524 GWP3249 distance=64' 23056+1435 AG 425 distance=65' 23087+1533 HU 995 distance=70' 23128+1526 BPM2479 distance=74' 23137+1521 LDS6391 distance=74' 23058+1521 SLW1298 distance=82' 23060+1323 BPM2475 distance=85' 23159+1430 J 581 distance=88' 23158+1514 SMA 183 distance=98' 23042+1518 TDT3871 distance=99' 23049+1539 WRH 2 distance=105' 23069+1246 BRT1364 distance=110' 23078+1240 BU 1025AB distance=110' 23078+1240 BU 1025AC distance=110' 23163+1324 BRT1366 distance=112' 23022+1408 KPP 684 distance=115' 23165+1320 ITF 10 distance=116' 23125+1233 LAS 1AB distance=119' 23125+1233 LAS 1AC distance=119' 23078+1229 GRV 637 distance=121' 23129+1233 HJ 3176 distance=121' 23064+1235 HDS3291Aa,Ab distance=121' 23064+1235 GIC 188AB distance=121' 23160+1552 SMA 184 distance=124' 23023+1522 HU 992 distance=125' 23185+1456 SMA 185 distance=128' 23186+1355 CVR 985AB distance=131' 23179+1323 SLW1315 distance=132' 23032+1558 BPM2474 distance=135' 23100+1208 KPP2346 distance=138' 23052+1226 GWP3230 distance=139' 23195+1420 ITF 17 distance=140' 23195+1355 KPP1238 distance=142' 23043+1622 CVR 970 distance=143' 23003+1400 BU 850 distance=143' 23109+1648 J 295BC distance=143' 23009+1523 MLR 542 distance=144' 23187+1324 HJ 1866 distance=144' 23109+1648 J 295AB distance=144' 23023+1251 NSN 10 distance=147' 23201+1422 SLW1316 distance=148' 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 23100+1426 STF2986 269 31.4
Show 23094+1350 BPM2477 52 6.6 37
Show 23105+1502 BPM2478 280 98.4 38
Show 23126+1444 LDS5059 238 71.1 43
Show 23097+1512 STF2983 270 39.2 47
Show 23133+1425 GRV 651 99 16.3 51
Show 23068+1448 BPM2476 106 75.4 51
Show 23117+1338 HEI 413 122 3.4 56
Show 23123+1517 SKF1185 85 3.9 62
Show 23139+1402 GRV 654 69 27.0 63
Show 23116+1524 GWP3249 97 82.4 64
Show 23056+1435 AG 425 190 28.1 65
Show 23087+1533 HU 995 196 0.8 70
Show 23128+1526 BPM2479 318 13.6 74
Show 23137+1521 LDS6391 242 5.0 74
Show 23058+1521 SLW1298 237 135.6 82
Show 23060+1323 BPM2475 156 53.0 85
Show 23159+1430 J 581 15 1.2 88
Show 23158+1514 SMA 183 286 8.3 98
Show 23042+1518 TDT3871 265 0.7 99
Show 23049+1539 WRH 2 99 6.2 105
Show 23069+1246 BRT1364 258 4.8 110
Show 23078+1240 BU 1025 AB 329 0.8 110
Show 23078+1240 BU 1025 AC 84 21.7 110
Show 23163+1324 BRT1366 181 3.6 112
Show 23022+1408 KPP 684 229 6.1 115
Show 23165+1320 ITF 10 328 26.2 116
Show 23125+1233 LAS 1 AB 256 6.7 119
Show 23125+1233 LAS 1 AC 189 10.5 119
Show 23078+1229 GRV 637 149 79.0 121
Show 23129+1233 HJ 3176 344 26.9 121
Show 23064+1235 HDS3291 Aa,Ab 336 0.5 121
Show 23064+1235 GIC 188 AB 36 37.2 121
Show 23160+1552 SMA 184 177 8.1 124
Show 23023+1522 HU 992 122 6.0 125
Show 23185+1456 SMA 185 7 9.3 128
Show 23186+1355 CVR 985 AB 351 7.5 131
Show 23179+1323 SLW1315 50 160.7 132
Show 23032+1558 BPM2474 205 26.0 135
Show 23100+1208 KPP2346 330 20.1 138
Show 23052+1226 GWP3230 221 27.9 139
Show 23195+1420 ITF 17 162 14.8 140
Show 23195+1355 KPP1238 314 9.5 142
Show 23043+1622 CVR 970 183 10.7 143
Show 23003+1400 BU 850 121 3.3 143
Show 23109+1648 J 295 BC 139 2.2 143
Show 23009+1523 MLR 542 247 11.5 144
Show 23187+1324 HJ 1866 143 12.0 144
Show 23109+1648 J 295 AB 168 32.7 144
Show 23023+1251 NSN 10 300 5.2 147
Show 23201+1422 SLW1316 345 85.9 148

 
 
WDS 23100+1426 : COMPONENTS
 
 
  A
B pa=269.4°
sep=30.41"
 
 
23100+1426 A
 
 
Componente originario normalizzato AB Name HD 218687 Coord arcsec 2000 230957.10+142535.6 Mag 6.61
Spectral class G0V (yellow) PmRA -122.00 PmDE -85.0 SAO 108437
HIP 114378 Tycho2 1167-01661-1 HD 218687 GC 32266
BD BD+13 5059
Tycho2
Tycho2 1167-01661-1 Pflag RAmdeg 347.48791749 DEmdeg 14.42655706
PmRA -121.7 PmDE -84.8 E RAmdeg 4 E DEmdeg 5
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.37 EpDEm 1991.29
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 7.274 E BTmag 0.016 VTmag 6.605
E VTmag 0.010 Prox 317 TYC T HIP 114378
CCDM RAdeg 347.48820806 DEdeg 14.42675222 EpRA 1990 1.68
EpDE 1990 1.71 E RAdeg 4.4 E DEdeg 5.0 Posflg
Corr -0.1
SAO
SAO 108437 DelFlag RA1950 PmRA1950 -0.0083
DE1950 PmDE1950 -0.103 Vmag 7.7 SpType G0
Double code Source 70 CatNum 32266 DM BD+13 5059
DMcomp BDsup HD 218687 M HD 0
GC 32266 RA1950rad 6.05393217 DE1950rad 0.24706848 PmRA2000 -0.0083
PmDE2000 -0.108
Hipparcos
Catalog H HIP 114378 Proxy RAhms 23 09 57.17
DEdms +14 25 36.3 Vmag 6.54 VarFlag 1 R Vmag H
RAdeg 347.488 DEdeg 14.4268 AstroRef Plx 38.67
CCDM 23099+1426 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 218687 BD BD+13 5059
CD CP Dm number +13 5059 VIred 0.66
SpType G0V R SpType Coord arcsec 2000 230957.17+142536.3
Hipparcos 2
HIP 114378 Sn 5 So 0 Nc 1
RArad 6.0648136375 DErad 0.2517944736 Plx 40.28 PmRA -121.34
PmDE -85.84 E RArad 0.48 E DErad 0.39 E Plx 0.53
E pmRA 0.49 E pmDE 0.49 Hpmag 6.6697 E Hpmag 0.0025
SHp 0.012 VA 0 BV 0.607 E BV 0.007
VI 0.68
 
 
23100+1426 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 230955.01+142535.3 Mag 8.88 PmRA -107.00
PmDE -91.0 Tycho2 1167-00683-1 Calc delta mag 2.27 Calc coord yes
Tycho2
Tycho2 1167-00683-1 Pflag RAmdeg 347.47881684 DEmdeg 14.42650929
PmRA -125.8 PmDE -96.3 E RAmdeg 13 E DEmdeg 14
E pmRA 1.5 E pmDE 1.4 EpRAm 1990.89 EpDEm 1990.71
Num 3 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 9.568 E BTmag 0.028 VTmag 8.875
E VTmag 0.021 Prox 317 TYC T HIP
CCDM RAdeg 347.47911528 DEdeg 14.42672750 EpRA 1990 1.72
EpDE 1990 1.84 E RAdeg 13.0 E DEdeg 14.3 Posflg
Corr 0.1