20273+4255 HDS 2926

 
 
20h 27m 20.25s +42° 54' 57.9" P.A. 351.00 sep 0.1 mag 8.56,9.12 Sp K0 dist. 429.18 pc (1399.99 l.y.)
 
 
Coord 2000 20273+4255 Discov num HDS2926 Comp Coord arcsec 2000 20 27 20.25 +42 54 57.9
Date first 1991 Date last 1991 Obs 1
Pa first 351 Pa last 351 P.A. Now (θ) 351°
Sep first 0.1 Sep last 0.122 Sep. Now (ρ) 0.122"
Mag pri 8.56 Mag sec 9.12 delta mag (ΔM) 0.56 Spectral class K0 (yellow-orange)
Pri motion ra +014 Sec motion ra
Pri motion dec +008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus HIP 100885 Tycho2 3160-00182-1 Gaia DR2 2069000855908395008
BD BD+42 3753 Distance 429.18 Distance ly 1399.99
 
 
WDS 20273+4255 HDS 2926 : 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
20273+4255 HDS2926 1991 1 351 0.1 8.56 9.12 K0 202720.25+425457.9

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WDS 20273+4255 HDS 2926 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20273+4255 HDS 2926 : MEASURES
 
 
No records found.

 
 
WDS 20273+4255 : VIRTUAL EYEPIECE
 
 

20273+4255 HDS2926A mag 8.56 Sp K0 20273+4255 HDS2926B sep 0.1 P.A. 353.40 mag 9.12 virtual eyepiece
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Radius:
Components only
 
 
WDS 20273+4255 : ALADIN DSS IMAGE @ 20h 27m 20.25s +42° 54' 57.9"
 
 
 
 
WDS 20273+4255 HDS 2926 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20273+4255  HDS2926 distance=0' 20276+4303  HDS2927 distance=9' 20269+4246  TDT2279 distance=10' 20275+4307  TDT2289 distance=13' 20248+4223  ES 1678 distance=43' 20251+4220  TDT2252 distance=44' 20229+4259  STTA207CD distance=48' 20229+4259  HO  128AB distance=49' 20229+4259  STTA207AC distance=49' 20229+4243  A   289AB distance=51' 20229+4243  A   289AC distance=51' 20229+4311  L    34 distance=52' 20276+4202  HDS2928 distance=53' 20266+4350  TDT2273 distance=56' 20302+4210  TDT2325 distance=56' 20302+4343  AG  407 distance=58' 20267+4353  FYM 258AB distance=59' 20267+4353  FYM 258AC distance=59' 20267+4353  FYM 258AD distance=59' 20219+4257  BRT2262 distance=60' 20256+4155  ARG  92AB distance=64' 20269+4152  A   293 distance=64' 20253+4355  A   291AB distance=65' 20253+4355  A   291AC distance=65' 20224+4332  TDT2215 distance=66' 20311+4203  CAN   2Aa,Ab distance=68' 20311+4203  CAN  25AB distance=68' 20333+4236  ES 1569 distance=69' 20300+4149  J   130 distance=73' 20303+4401  TDT2326 distance=74' 20210+4320  TDT2198 distance=75' 20298+4143  GRV 344 distance=77' 20322+4351  TDT2344 distance=78' 20212+4335  HJ 1505 distance=78' 20238+4146  COU2641 distance=79' 20315+4148  BRT2265 distance=82' 20316+4149  TDT2338 distance=82' 20314+4403  ES 1443 distance=82' 20342+4327  A   396AB distance=82' 20342+4327  A   396AC distance=82' 20342+4327  A   396AD distance=82' 20211+4341  A    46AB distance=83' 20211+4341  A    46AB,C distance=83' 20231+4405  TDT2227 distance=84' 20323+4152  BU  434 distance=84' 20256+4132  COU2643 distance=84' 20345+4223  TDT2385 distance=86' 20317+4143  HJ 1530 distance=86' 20195+4307  TDS1059 distance=87' 20307+4137  CAN   1Aa,Ab distance=87' 20307+4137  CAN  28AB distance=87' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20273+4255 HDS2926 351 0.1
Show 20276+4303 HDS2927 292 0.2 9
Show 20269+4246 TDT2279 60 0.9 10
Show 20275+4307 TDT2289 346 2.0 13
Show 20248+4223 ES 1678 187 6.6 43
Show 20251+4220 TDT2252 347 1.8 44
Show 20229+4259 STTA207 CD 162 56.1 48
Show 20229+4259 HO 128 AB 357 1.4 49
Show 20229+4259 STTA207 AC 65 85.8 49
Show 20229+4243 A 289 AB 154 3.9 51
Show 20229+4243 A 289 AC 351 70.5 51
Show 20229+4311 L 34 174 4.5 52
Show 20276+4202 HDS2928 15 0.2 53
Show 20266+4350 TDT2273 211 0.5 56
Show 20302+4210 TDT2325 261 2.0 56
Show 20302+4343 AG 407 231 7.0 58
Show 20267+4353 FYM 258 AB 345 17.2 59
Show 20267+4353 FYM 258 AC 244 37.4 59
Show 20267+4353 FYM 258 AD 100 24.8 59
Show 20219+4257 BRT2262 129 2.5 60
Show 20256+4155 ARG 92 AB 309 41.7 64
Show 20269+4152 A 293 119 1.4 64
Show 20253+4355 A 291 AB 148 0.8 65
Show 20253+4355 A 291 AC 284 18.1 65
Show 20224+4332 TDT2215 91 0.9 66
Show 20311+4203 CAN 2 Aa,Ab 258 0.3 68
Show 20311+4203 CAN 25 AB 221 4.2 68
Show 20333+4236 ES 1569 273 3.0 69
Show 20300+4149 J 130 265 2.5 73
Show 20303+4401 TDT2326 100 0.7 74
Show 20210+4320 TDT2198 3 1.8 75
Show 20298+4143 GRV 344 34 20.5 77
Show 20322+4351 TDT2344 338 0.8 78
Show 20212+4335 HJ 1505 111 16.7 78
Show 20238+4146 COU2641 279 1.0 79
Show 20315+4148 BRT2265 285 5.4 82
Show 20316+4149 TDT2338 200 2.5 82
Show 20314+4403 ES 1443 304 2.5 82
Show 20342+4327 A 396 AB 140 1.7 82
Show 20342+4327 A 396 AC 115 34.2 82
Show 20342+4327 A 396 AD 219 33.4 82
Show 20211+4341 A 46 AB 77 0.4 83
Show 20211+4341 A 46 AB,C 265 2.0 83
Show 20231+4405 TDT2227 172 0.5 84
Show 20323+4152 BU 434 103 1.4 84
Show 20256+4132 COU2643 108 0.5 84
Show 20345+4223 TDT2385 211 0.8 86
Show 20317+4143 HJ 1530 242 16.2 86
Show 20195+4307 TDS1059 117 0.9 87
Show 20307+4137 CAN 1 Aa,Ab 91 0.3 87
Show 20307+4137 CAN 28 AB 336 2.6 87

 
 
WDS 20273+4255 : COMPONENTS
 
 
  A
B pa=353.4°
sep=0.12"
 
 
20273+4255 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202720.25+425457.9 Mag 8.56 Spectral class K0 (yellow-orange)
PmRA 14.00 PmDE 8.0 HIP 100885 Tycho2 3160-00182-1
BD BD+42 3753
Tycho2
Tycho2 3160-00182-1 Pflag RAmdeg 306.83441396 DEmdeg 42.91610715
PmRA 11.9 PmDE 7.6 E RAmdeg 7 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.60 EpDEm 1991.10
Num 12 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 0.9
Q pmDE 0.6 BTmag 9.412 E BTmag 0.020 VTmag 8.010
E VTmag 0.012 Prox 902 TYC T HIP 100885
CCDM AB RAdeg 306.83437583 DEdeg 42.91608972 EpRA 1990 1.59
EpDE 1990 1.71 E RAdeg 6.6 E DEdeg 6.4 Posflg P
Corr 0.0
Hipparcos
Catalog H HIP 100885 Proxy H RAhms 20 27 20.25
DEdms +42 54 57.9 Vmag 7.89 VarFlag R Vmag H
RAdeg 306.834 DEdeg 42.9161 AstroRef * Plx 1.94
CCDM 20273+4255 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 351 Rho 0.122 HD BD BD+42 3753
CD CP Dm number +42 3753 VIred 1.13
SpType K0 R SpType Coord arcsec 2000 202720.25+425457.9
Hipparcos 2
HIP 100885 Sn 55 So 3 Nc 2
RArad 5.3552701382 DErad 0.7490269701 Plx 2.33 PmRA 14.44
PmDE 7.45 E RArad 0.42 E DErad 0.42 E Plx 0.52
E pmRA 0.5 E pmDE 0.53 Hpmag 8.0528 E Hpmag 0.0011
SHp 0.011 VA 0 BV 1.188 E BV 0.014
VI 1.15
CCDM
Ccdm 20273+4255 RComp Comp A Note1
Note2 Discov num DRAs 2.26 DDEs -2.1
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.6 Sp K0 PmNote *
PmRA 14 PmDE 8 Dm number +42 3753 Cat1 BD
Name2 +42 1873 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 100885
 
 
20273+4255 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202720.25+425458.0 Mag 9.12 Calc delta mag 0.56
Calc coord yes
CCDM
Ccdm 20273+4255 RComp Comp B Note1
Note2 Discov num HDS DRAs 2.26 DDEs -2.0
R dRAs 82 Year 1991 Theta 351 Rho 0.1
Obs 1 Vmag 9.1 Sp PmNote *
PmRA 14 PmDE 8 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 100885