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Doubles in session


Current system
21582+8252
YSC 120 Ba,Bb


Nearby doubles
20' : 22062+8240
MLR 257

35' : 21561+8218
TDT3247

41' : 21562+8212
LOC 500

53' : 21440+8208
MLR 251

57' : 21521+8348
LOC 499

60' : 21514+8154
LOC 496

66' : 22021+8147
LOC 514

89' : 21582+8421
WFC 238

91' : 21446+8420
LDS1960

98' : 21561+8115
LOC 494

101' : 21540+8112
LDS1962

101' : 21577+8433
TDT3261

108' : 22086+8107
LOC 513

112' : 21518+8102
KPP1343

120' : 21513+8053
MLR 253

122' : 21465+8053
TDT3151

131' : 21565+8042
LOC 498

142' : 22107+8513
LDS1974

153' : 21433+8523
MLR 252

165' : 21428+8535
UC 4536

166' : 21485+8008
LOC 497

174' : 21461+8001
LOC 495

183' : 21452+8554
A 775

185' : 21415+8555
TDT3110

188' : 22052+7945
LOC 512

189' : 21443+8559
TDT3127



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.

21582+8252 YSC 120 Ba,Bb

 
 
21h 58m 19.75s +82° 52' 15.8" P.A. 34.00 sep 0.0 mag 7.50,11.00 Sp F5
 
 
Coord 2000 21582+8252 Discov num YSC 120 Comp Ba,Bb Coord arcsec 2000 21 58 19.75 +82 52 15.8
Date first 2010 Date last 2018 Obs 2
Pa first 178 Pa last 33.7 P.A. Now (θ) 33.7°
Sep first 0.3 Sep last 0.044 Sep. Now (ρ) 0.044"
Mag pri 7.50 Mag sec 11.00 delta mag (ΔM) 3.5 Spectral class F5 (yellow-white)
Pri motion ra -132 Sec motion ra
Pri motion dec -040 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
21582+8252 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 209942 3673 21 58 14 +82 52 11 STF 2873 AB 2022 155 65 13.7 7.00 7.47 0.47 Y
Show 3673 21 58 14 +82 52 11 STF 2873 AC 2015 5 200 136.1 7.00 13.00 6.00
Show 21 58 20 +82 52 16 YSC 120 Ba,Bb 2018 2 34 0.0 7.50 11.00 3.50 <===
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Gaia DR2 2299477768899190400
 
 
WDS 21582+8252 YSC 120 Ba,Bb : NOTES
 
 
discov_num notes refcode
STF2873 LDS1965. B is BD+82@674.
B comp is 1.2d eclipsing SB2 V376 Cep. Estimated period of AB 7300y. Tok2006
AB: HJL 298. HJL1986
AB: A is SB1 (CfA: P=8165d = 22.35y), astrometric binary (Gorshamov et PkO2006b
al. 2006, P=23y), and X-ray source. B is SB2E, P=1.152d Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
PkO2006b orb - Gorshanov, D.L., Shakht, N.A. & Kisselev, A.A. 2006SvA....49..386K
PkO2006b SvA 49, 386, 2006
Tok2006 A j Tokovinin, A., Thomas, S., Sterzik, M., & Udry, S. 2006A&A...450..681T
Tok2006 +E2 A&A 450, 681, 2006
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
34 YSC Yale-Southern Connecticut (from additional DD list - see HOR)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21582+8252 YSC 120 Ba,Bb 2010 1 178 0.3 7.50 11.00 F5 D 215819.75+825215.8
21582+8252 YSC 120 Ba,Bb 2018 2 34 0.0 7.50 11.00 F5 N 215819.75+825215.8

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

 
 
WDS 21582+8252 YSC 120 Ba,Bb : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21582+8252 YSC 120 Ba,Bb : MEASURES
 
 
No records found.

 
 
WDS 21582+8252 : VIRTUAL EYEPIECE
 
 

21582+8252 STF2873A mag 7 Sp F6IV 21582+8252 YSC 120B sep 12.6 P.A. 66.60 mag 7.5 Sp F5 21582+8252 YSC 120Bb sep 12.6 P.A. 66.50 mag 11 21582+8252 STF2873C sep 128.4 P.A. 182.50 mag 13 Sp V virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21582+8252 : ALADIN DSS IMAGE @ 21h 58m 19.75s +82° 52' 15.8"
 
 
 
 
WDS 21582+8252 YSC 120 Ba,Bb : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21582+8252 YSC 120Ba,Bb distance=0' 21582+8252 STF2873AB distance=1' 21582+8252 STF2873AC distance=1' 22062+8240 MLR 257 distance=20' 21561+8218 TDT3247 distance=35' 21562+8212 LOC 500 distance=41' 21440+8208 MLR 251 distance=53' 21521+8348 LOC 499 distance=57' 21514+8154 LOC 496 distance=60' 22021+8147 LOC 514 distance=66' 21582+8421 WFC 238 distance=89' 21446+8420 LDS1960 distance=91' 21561+8115 LOC 494 distance=98' 21540+8112 LDS1962 distance=101' 21577+8433 TDT3261 distance=101' 22086+8107 LOC 513 distance=108' 21518+8102 KPP1343 distance=112' 21513+8053 MLR 253 distance=120' 21465+8053 TDT3151 distance=122' 21565+8042 LOC 498 distance=131' 22107+8513 LDS1974 distance=142' 21433+8523 MLR 252 distance=153' 21428+8535 UC 4536 distance=165' 21485+8008 LOC 497 distance=166' 21461+8001 LOC 495 distance=174' 21452+8554 A 775 distance=183' 21415+8555 TDT3110 distance=185' 22052+7945 LOC 512 distance=188' 21443+8559 TDT3127 distance=189' 21458+7937 TOI1893 distance=198' 21536+7922 LDS1961 distance=211' 21529+8627 LDS1964 distance=216' 22095+7852 HU 777 distance=242' 22086+7850 LOC 511 distance=244' 21394+7839 UC 4520 distance=258' 22080+7830 LOC 510 distance=264' 22153+7830 HJ 3107 distance=266' 22076+7826 LDS1971 distance=268' 22174+7815 TDT3448 distance=282' 22028+7806 LOC 509 distance=287' 22155+7808 LOC 507 distance=288' 22119+7804 UC 4675 distance=290' 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 21582+8252 YSC 120 Ba,Bb 34 0.0
Show 21582+8252 STF2873 AB 65 13.7 1
Show 21582+8252 STF2873 AC 200 136.1 1
Show 22062+8240 MLR 257 263 0.2 20
Show 21561+8218 TDT3247 352 0.6 35
Show 21562+8212 LOC 500 200 5.2 41
Show 21440+8208 MLR 251 43 1.6 53
Show 21521+8348 LOC 499 269 10.8 57
Show 21514+8154 LOC 496 251 5.3 60
Show 22021+8147 LOC 514 47 1.8 66
Show 21582+8421 WFC 238 167 9.6 89
Show 21446+8420 LDS1960 358 84.4 91
Show 21561+8115 LOC 494 359 26.1 98
Show 21540+8112 LDS1962 167 26.2 101
Show 21577+8433 TDT3261 271 0.4 101
Show 22086+8107 LOC 513 355 2.4 108
Show 21518+8102 KPP1343 232 10.1 112
Show 21513+8053 MLR 253 129 1.6 120
Show 21465+8053 TDT3151 301 1.0 122
Show 21565+8042 LOC 498 104 1.4 131
Show 22107+8513 LDS1974 347 13.2 142
Show 21433+8523 MLR 252 66 2.6 153
Show 21428+8535 UC 4536 33 27.2 165
Show 21485+8008 LOC 497 314 3.3 166
Show 21461+8001 LOC 495 81 30.0 174
Show 21452+8554 A 775 205 2.8 183
Show 21415+8555 TDT3110 67 2.6 185
Show 22052+7945 LOC 512 354 14.5 188
Show 21443+8559 TDT3127 117 0.5 189
Show 21458+7937 TOI1893 203 6.1 198
Show 21536+7922 LDS1961 29 208.9 211
Show 21529+8627 LDS1964 63 121.7 216
Show 22095+7852 HU 777 249 0.4 242
Show 22086+7850 LOC 511 347 2.1 244
Show 21394+7839 UC 4520 189 30.6 258
Show 22080+7830 LOC 510 17 1.7 264
Show 22153+7830 HJ 3107 186 8.9 266
Show 22076+7826 LDS1971 296 3.0 268
Show 22174+7815 TDT3448 339 1.7 282
Show 22028+7806 LOC 509 302 2.5 287
Show 22155+7808 LOC 507 315 26.1 288
Show 22119+7804 UC 4675 195 27.8 290

 
 
WDS 21582+8252 : COMPONENTS
 
 
  A B Bb
B pa=66.6°
sep=12.61"
 
Bb pa=66.5°
sep=12.63"
pa=4.7°
sep=0.04"
 
C pa=182.5°
sep=128.39"
pa=187.4°
sep=134.38"
pa=187.4°
sep=134.42"
 
 
21582+8252 A
 
 
Name HD 209942 Coord arcsec 2000 215813.53+825210.8 Mag 7 Spectral class F6IV (yellow-white)
PmRA -133.00 PmDE -47.0 SAO 3673 HIP 108456
Tycho2 4649-03691-1 HD 209942 HR 8423 GC 30830
BD BD+82 673
Tycho2
Tycho2 4649-03691-1 Pflag RAmdeg 329.55376959 DEmdeg 82.86955111
PmRA -133.1 PmDE -46.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.26 EpDEm 1991.46
Num 10 Q RAmdeg 1.2 Q DEmdeg 0.5 Q pmRA 1.2
Q pmDE 0.5 BTmag 7.555 E BTmag 0.015 VTmag 7.004
E VTmag 0.010 Prox 138 TYC T HIP 108456
CCDM A RAdeg 329.55629472 DEdeg 82.86965972 EpRA 1990 1.52
EpDE 1990 1.65 E RAdeg 4.4 E DEdeg 4.2 Posflg
Corr 0.1
SAO
SAO 3673 DelFlag RA1950 PmRA1950 -0.0736
DE1950 PmDE1950 -0.033 Vmag 7.1 SpType F5
Double code Source 70 CatNum 30830 DM BD+82 673
DMcomp BDsup HD 209942 M HD 0
GC 30830 RA1950rad 5.76007986 DE1950rad 1.4421608 PmRA2000 -0.0757
PmDE2000 -0.041
Hipparcos
Catalog H HIP 108456 Proxy RAhms 21 58 13.53
DEdms +82 52 10.8 Vmag 6.92 VarFlag R Vmag H
RAdeg 329.556 DEdeg 82.8697 AstroRef A Plx 25.38
CCDM 21582+8252 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual B M HIP
Theta Rho HD 209942 BD BD+82 673
CD CP Dm number +82 673 VIred 0.59
SpType F6IV-V R SpType Coord arcsec 2000 215813.53+825210.8
Hipparcos 2
HIP 108456 Sn 95 So 3 Nc 1
RArad 5.7518438553 DErad 1.4463484921 Plx 33.44 PmRA -137.59
PmDE -71.12 E RArad 2.51 E DErad 2.19 E Plx 2.53
E pmRA 3.31 E pmDE 2.43 Hpmag 7.0345 E Hpmag 0.0182
SHp 0.108 VA 0 BV 0.517 E BV 0.005
VI 0.59
CCDM
Ccdm 21582+8252 RComp Comp A Note1
Note2 Discov num DRAs 1.34 DDEs 11.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.1 Sp F5 PmNote *
PmRA -124 PmDE -27 Dm number +82 673 Cat1 BD
Name2 +82 650 Cat2 AGK2/3 HD 209942 M HD
ADS BDS A15571 M ADS BDS N IDS IDS 22019N8223A
HIC 108456
 
 
21582+8252 B
 
 
Coord arcsec 2000 215819.75+825215.8 Coord calc 215814.36+825216.5 Mag 7.5 Mag composta 7.47
Spectral class F5 (yellow-white) PmRA -132.00 PmDE -40.0 Calc delta mag 0.5
 
 
21582+8252 Bb
 
 
Coord arcsec 2000 215819.75+825215.8 Mag 11 Calc delta mag 4 Calc coord yes
 
 
21582+8252 C
 
 
Coord arcsec 2000 215810.50+825002.5 Mag 13 Spectral class V PmRA -3.00
PmDE 1.0 Calc delta mag 6 Calc coord yes
CCDM
Ccdm 21582+8252 RComp Comp C Note1
Note2 Discov num STF2873 DRAs DDEs
R dRAs Year 1921 Theta 205 Rho 145.1
Obs 1 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15571 M ADS BDS N IDS IDS 22019N8223C
HIC